WO2020096234A1 - 피부 투과성 핵산 복합체를 유효성분으로 함유하는 아토피 피부염의 예방 또는 치료용 조성물 - Google Patents
피부 투과성 핵산 복합체를 유효성분으로 함유하는 아토피 피부염의 예방 또는 치료용 조성물 Download PDFInfo
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- WO2020096234A1 WO2020096234A1 PCT/KR2019/013970 KR2019013970W WO2020096234A1 WO 2020096234 A1 WO2020096234 A1 WO 2020096234A1 KR 2019013970 W KR2019013970 W KR 2019013970W WO 2020096234 A1 WO2020096234 A1 WO 2020096234A1
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- nucleic acid
- skin
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- peptide nucleic
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- C12N2320/32—Special delivery means, e.g. tissue-specific
Definitions
- the present invention relates to a composition for the prevention or treatment of skin diseases containing a skin-permeable nucleic acid complex as an active ingredient, and more specifically, a skin in which a bioactive nucleic acid targeting TLR2 or IL-4R ⁇ and a carrier peptide nucleic acid are complementarily bound.
- the present invention relates to a pharmaceutical composition or a cosmetic composition for preventing, improving or treating atopic dermatitis containing a permeable nucleic acid complex.
- nucleic acid drugs inhibit the expression of target-specific messenger RNA (mRNA), so it is possible to cover areas of research that could not be treated with existing drugs targeting proteins (Kole R. et al. Nature Rev. Drug Discov. 2012; 11; 125-140., Wilson C. et al. Curr. Opin. Chem. Bio. 2006; 10: 607-614.).
- mRNA messenger RNA
- the oligo nucleic acid has a risk of damage due to nuclease, etc., and the electrical properties (charge) and size of the oligo nucleic acid may prevent cell membrane penetration by passive diffusion.
- efforts are being made to secure biological stability through modification of nucleic acids, and in the case of modified artificial nucleic acids, it is possible to increase affinity with a target nucleic acid without losing biological activity. Was done.
- PNA Peptide Nucleic Acid
- a type of modified artificial nucleic acid is an artificial nucleic acid in which (2-aminoethyl) -glycine peptide backbone is introduced, and a complementary base sequence It has the property of strongly binding to RNA and DNA having.
- the peptide nucleic acid is resistant to nuclease, and has high biological stability, and research on therapeutic agents based on various oligonucleotides has been conducted.
- the peptide nucleic acid has a disadvantage that it is difficult to be introduced into cells due to its electrical neutral property (Joergensen M. et al. Oligonucleotides 2011, 21; 29-37.).
- oligonucleotide itself to penetrate the cell membrane is quite low.
- DNA or RNA since DNA or RNA has a negative charge, it cannot penetrate the hydrophobic phospholipid bilayer of the cell, making it difficult for intracellular delivery through simple diffusion.
- viral carriers such as retroviruses or AAV (adeno-associated virus) allows oligonucleotides to be introduced into cells, but there is a risk of unintentional immune activity and possibility of recombination of oncogenes. (Couto LB et al. Curr. Opin. Pharmacol. 2010, 5; 534-542.).
- nucleic acid delivery techniques have functional residues as direct bonds, include steps for complex formation, and of liposome structure. It has problems such as endosome escape efficiency and biotoxicity. Well, it is necessary raise the resolution of problems related to the improvement of the nucleic acid introduced features and manufacturing procedures and side effects.
- the skin is an organ having the largest surface area in the human body, and is an effective delivery path for drugs when appropriate methods are used. Therefore, administration of a physiologically active agent such as a therapeutic drug through the skin, commonly referred to as transdermal delivery, has received great attention due to characteristics such as a relatively simple drug administration regimen.
- the skin consists of two major parts: the relatively thin outermost layer, the epidermis (epidermis) layer, and the thicker inner region, the dermis (dermal layer).
- the outermost layer of the epidermal layer, the stratum corneum consists of flat dead cells filled with keratin.
- the area between the flat dead cells of the stratum corneum consists of lipids that form a lamellar phase that contributes to the skin's natural barrier properties.
- the stratum corneum which is present on the outermost part of the skin, acts as a natural barrier, and thus the skin permeability of external substances such as therapeutic drugs is extremely low, which makes it difficult to deliver a high molecular weight and hydrophilic substance.
- the present inventors surprisingly improve the cell permeability of the nucleic acid complex in which the carrier peptide nucleic acid (Carrier Peptide Nucleic Acid) modified to have a positive charge as a whole with the bioactive nucleic acid is complementarily improved. It has been confirmed that the expression of the target gene can be regulated very efficiently, and a patent has been filed for a new construct with low cytotoxicity and improved cell permeability and gene expression control ability of bioactive nucleic acids (PCT / KR2017 / 008636) ).
- the carrier peptide nucleic acid Carrier Peptide Nucleic Acid
- the present inventors have modified the carrier peptide nucleic acid (Carrier) to have a positive charge as a whole with a bioactive nucleic acid (Bioactive Nucleic Acid) Peptide Nucleic Acid) has a property in which the nucleic acid complexes complementarily bound to the skin, preferably the stratum corneum and / or epidermal layer, pass very efficiently, confirming that these nucleic acid complexes have excellent skin permeability.
- Carrier carrier peptide nucleic acid
- Bioactive Nucleic Acid Bioactive Nucleic Acid
- Peptide Nucleic Acid Peptide Nucleic Acid
- the present inventors tried to apply a nucleic acid complex excellent in skin permeability to the treatment of skin diseases, and as a result, a skin-permeable nucleic acid complex in which a bioactive nucleic acid targeting TLR2 or IL-4R ⁇ and a carrier are complementarily prevented atopic dermatitis or It was found that it shows an excellent effect on treatment, and the present invention has been completed.
- An object of the present invention is effective in skin permeable nucleic acid complexes in which carriers and bioactive nucleic acids targeting TLR2 or IL-4R ⁇ , which are high in skin permeability and skin persistence and which have excellent prevention or treatment effect of atopic dermatitis, are carriers and carriers are complementarily coupled. It is to provide a pharmaceutical composition or a cosmetic composition for the prevention, improvement or treatment of skin diseases containing as an ingredient.
- the present invention is a bioactive nucleic acid (Bioactive Nucleic Acid) having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene; And it provides a pharmaceutical composition or a cosmetic composition for the prevention, improvement or treatment of skin diseases containing a skin permeable nucleic acid complex complementarily coupled to a carrier peptide nucleic acid (Carrier Peptide Nucleic Acid).
- Bioactive Nucleic Acid Bioactive Nucleic Acid
- Carrier Peptide Nucleic Acid Carrier Peptide Nucleic Acid
- the present invention also provides a formulation comprising the composition.
- the present invention also, TLR2 or IL-4R ⁇ gene having a sequence capable of binding to a bioactive nucleic acid (Bioactive Nucleic Acid); And it provides a method for preventing or treating skin diseases comprising the step of administering a carrier permeable nucleic acid complex complementary to the carrier peptide nucleic acid (Carrier Peptide Nucleic Acid).
- TLR2 or IL-4R ⁇ gene having a sequence capable of binding to a bioactive nucleic acid (Bioactive Nucleic Acid); And carrier peptide nucleic acid (Carrier Peptide Nucleic Acid).
- the present invention also, a bioactive nucleic acid (Bioactive Nucleic Acid) having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene for the manufacture of a drug for the prevention or treatment of skin diseases; And carrier peptide nucleic acid (Carrier Peptide Nucleic Acid).
- Bioactive Nucleic Acid having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene for the manufacture of a drug for the prevention or treatment of skin diseases
- carrier peptide nucleic acid Carrier Peptide Nucleic Acid
- FIGS. 1A to 1C are diagrams illustrating effects according to types of structures in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in an atopic dermatitis-like cell model.
- Figure 1a shows the cell viability according to the type of structure in which bioactive nucleic acid and carrier peptide nucleic acid are combined in a keratinocyte cell line derived from atopic dermatitis-induced humans induced by house dust mite ( Dermatophagoides farinae ) extract.
- Figure 1b shows the cell viability according to the type of structure in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in a keratinocyte cell line derived from atopic dermatitis induced by house dust mite ( Dermatophagoides pteronyssinus ) extract.
- Figure 1c shows the cell viability according to the type of structure in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in a keratinocyte line derived from atopic dermatitis-induced humans induced by sick house syndrome-inducing chemical (2-dinitroclorobenzene) DNCB.
- FIGS. 2A to 2C are diagrams illustrating effects according to types of structures in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in an atopic dermatitis-like cell model.
- Figure 2a shows the effect on target gene TLR2 expression and sub-stage gene expression according to the type of structure in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in a keratinocyte cell line derived from atopy dermatitis-induced humans induced by house dust mite ( Dermatophagoides farinae ) extract It is shown.
- Figure 2b shows the effect on the expression of the target gene TLR2 and sub-stage gene expression according to the type of structure in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in a keratinocyte cell line derived from human atopy dermatitis induced by house dust mite ( Dermatophagoides pteronyssinus ) extract It is shown.
- Figure 2c is a nesting syndrome-inducing chemical (2-dinitroclorobenzene) DNCB-induced atopic dermatitis-induced human-derived keratinocyte line expression of target gene TLR2 and sub-step gene expression according to the type of structure in which bioactive nucleic acid and carrier peptide nucleic acid are combined It shows the effect on.
- 3A to 3H show the therapeutic effect in an animal model inducing atopic dermatitis of a nucleic acid complex targeting TLR2.
- Figure 3a is a photograph showing that the atopic dermatitis phenotype of the mouse is reduced by the nucleic acid complex in NC / Nga mice.
- Figure 3b shows that the concentration of IgE in the serum is reduced by the nucleic acid complex in NC / Nga mice inducing atopic dermatitis using house dust mite extract.
- Figure 3c shows that the concentration of TARC in the serum is reduced by the nucleic acid complex in NC / Nga mice inducing atopic dermatitis using house dust mite extract.
- Figure 3d shows the expression of the target gene TLR2 and low-level gene expression by the nucleic acid complex in NC / Nga mouse skin tissues causing atopic dermatitis using house dust mite extract.
- Figure 3e shows the transdermal thickness reduction by the nucleic acid complex in NC / Nga mouse skin tissues causing atopic dermatitis using house dust mite extract.
- Figure 3f shows that the inflammatory marker CD3 is reduced by the nucleic acid complex in NC / Nga mice inducing atopic dermatitis using house dust mite extract.
- Figure 3g shows that the inflammatory marker CD11c is reduced by the nucleic acid complex in NC / Nga mice inducing atopic dermatitis using house dust mite extract.
- Figure 3h is a numerical representation of the reduction of the inflammatory marker CD3 / CD11c by the nucleic acid complex in NC / Nga mice inducing atopic dermatitis using house dust mite extract.
- 4A to 4B are diagrams illustrating effects according to types of structures in which bioactive nucleic acids and carrier peptide nucleic acids are combined in atopic dermatitis-like cell models.
- Figure 4a shows the cell viability according to the type of structure in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in a keratinocyte cell line derived from IL-4 induced atopic dermatitis-induced human.
- Figure 4b shows the cell viability according to the type of structure in which bioactive nucleic acid and carrier peptide nucleic acid are combined in a keratinocyte cell line derived from IL-13-induced atopic dermatitis-induced human.
- 5A to 5B are diagrams illustrating effects according to types of structures in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in an atopic dermatitis-like cell model.
- Figure 5a shows the effect on the expression of the target gene IL-4R ⁇ and low-level gene expression according to the type of structure in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in a keratinocyte line derived from IL-4 induced atopic dermatitis-induced humans. .
- Figure 5b shows the effect on the expression of the target gene IL-4R ⁇ and low-level gene expression according to the type of the structure in which the bioactive nucleic acid and carrier peptide nucleic acid are combined in a keratinocyte line derived from IL-13-induced atopic dermatitis-induced human cells. .
- 6A to 6B are diagrams illustrating effects according to types of structures in which a bioactive nucleic acid and a carrier peptide nucleic acid are combined in an atopic dermatitis-like cell model.
- Figure 6a shows the effect on the expression of the target gene IL-4R ⁇ and low-level gene expression according to the type of the structure in which the bioactive nucleic acid and the carrier peptide nucleic acid are combined in T lymphocyte derived from IL-4 induced atopic dermatitis-induced human .
- Figure 6b is IL-4, PMA (Phorbol-12-myristate-13-acetate) and Ionomycin-induced atopic dermatitis-induced T lymphocyte derived from human bioactive nucleic acid and carrier peptide nucleic acid target gene according to the type of structure It shows the effect on the expression of -4R ⁇ and gene expression in the lower stage.
- PMA Phorbol-12-myristate-13-acetate
- Ionomycin-induced atopic dermatitis-induced T lymphocyte derived from human bioactive nucleic acid and carrier peptide nucleic acid target gene according to the type of structure It shows the effect on the expression of -4R ⁇ and gene expression in the lower stage.
- 7A and 7B show the effect of treating atopic dermatitis of a combination of bioactive nucleic acid and carrier peptide nucleic acid selected through a similar cell model in a NC / Nga mouse model inducing atopic dermatitis using DNCB, suppressing tissue phenotype and protein expression in tissues. It showed the effect.
- Figure 7a shows that the skin phenotype is improved by the nucleic acid complex in the animal model induced atopic dermatitis induced by DNCB.
- FIG. 7B shows that the expression level of IL-4R ⁇ , a target gene in atopic dermatitis-induced skin tissue, is reduced by a nucleic acid complex in a DNCB-induced atopic dermatitis animal model.
- 8A and 8B show the effect of treating atopic dermatitis of a combination of bioactive nucleic acid and carrier peptide nucleic acid selected through a similar cell model in an NC / Nga mouse model inducing atopic dermatitis using DNCB by ELISA analysis and SCORAD (atopic dermatitis action). Evaluation, pruritus and erythema).
- Figure 8a shows that the amount of IgE, TARC and IL-4 in the serum is reduced by the nucleic acid complex in the DNCB-induced atopic dermatitis-induced animal model.
- 9A and 9B show the effect of treating atopic dermatitis of a combination of bioactive nucleic acid and carrier peptide nucleic acid selected through a similar cell model in an NC / Nga mouse model inducing atopic dermatitis using DNCB, and H & E staining of atopic dermatitis skin tissue. It was confirmed by immunostaining.
- 9A shows that the thickness of the transdermal tissue is reduced and the expression of inflammatory cells is decreased by the nucleic acid complex through H & E staining of DNCB-induced atopic dermatitis-induced animal model skin tissue.
- 9B shows that the expression of dendritic cells and macrophage markers CD3 and CD11c in the skin tissue is reduced by the nucleic acid complex through immunostaining of DNCB-induced atopic dermatitis animal model skin tissue.
- the nucleic acid complex to which the bioactive nucleic acid and the carrier peptide nucleic acid are complementarily bound has skin permeability and skin residue, and in particular, the bioactive nucleic acid targeting TLR2 or IL-4R ⁇ and the carrier peptide nucleic acid are complementary. It was confirmed that it can be used to treat skin diseases such as atopic dermatitis through application of the skin surface of the combined skin-permeable nucleic acid complex.
- a bioactive nucleic acid having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene Bioactive Nucleic Acid
- a pharmaceutical composition or a cosmetic composition for the prevention, improvement or treatment of skin diseases containing a skin-permeable nucleic acid complex complementarily coupled to a carrier peptide nucleic acid Carrier Peptide Nucleic Acid
- a nucleic acid complex in which a bioactive nucleic acid and a carrier peptide are complementarily bound can be characterized by having the structure of the following structural formula (1).
- A is a bioactive nucleic acid (Bioactive Nucleic Acid) having a sequence capable of binding to the desired gene,
- C is a carrier peptide nucleic acid (Carrier Peptide Nucleic Acid) capable of binding to a bioactive nucleic acid,
- ' ⁇ ' means a complementary bond between a bioactive nucleic acid and a carrier peptide nucleic acid
- the bioactive nucleic acid represented by A has a negative charge or neutrality as a whole
- the carrier peptide nucleic acid includes one or more peptide nucleic acid monomers modified to be positively charged throughout the carrier peptide nucleic acid.
- bioactive nucleic acid and the carrier peptide nucleic acid in the nucleic acid complex according to the present invention may have an anti-parallel binding or parallel binding form.
- biogenic nucleic acid is a nucleic acid having a complementary sequence capable of binding to a target gene of interest to reduce expression, particularly a complementary sequence capable of binding to the mRNA of such target gene of interest.
- a nucleic acid involved in gene expression regulation such as suppressing the expression of the gene, and may be a nucleic acid having a sequence complementary to a target gene to reduce expression.
- bioactive nucleic acid in the present invention in vitro ( in vitro ) or in vivo ( in vivo ) in combination with the target gene and a base sequence containing the same, the unique function of the gene (eg For example, it may be characterized by performing functions such as inhibiting transcript expression or protein expression.
- the "bioactive nucleic acid (Bioactive Nucleic Acid)" in the present invention is preferably an antisense peptide nucleic acid of TLR2 (Toll like Receptor 2) and IL-4R ⁇ (Interleukin-14 receptor ⁇ ), target genes for atopic dermatitis disease, More preferably, it is represented by an amino acid sequence selected from the group consisting of SEQ ID NOs: 1 to 4, but is not limited thereto.
- bioactive nucleic acid capable of binding to the TLR2 gene is preferably represented by the amino acid sequence of SEQ ID NO: 2
- bioactive nucleic acid capable of binding to the IL-4R ⁇ gene is preferably represented by the amino acid sequence of SEQ ID NO: 4.
- carrier peptide nucleic acid refers to a nucleic acid that confers functionality by complementarily binding a bioactive nucleic acid and a part or all of the base
- the carrier peptide nucleic acid used in the present invention is a peptide nucleic acid (PNA: Peptide Nucleic Acid), and similar modified nucleic acids can be used, and peptide nucleic acids are preferred, but are not limited thereto.
- PNA Peptide Nucleic Acid
- the carrier peptide nucleic acid is preferably represented by an amino acid sequence selected from the group consisting of SEQ ID NOs: 5 to 18, but is not limited thereto.
- the "skin-permeable nucleic acid complex” can penetrate bioactive substances into the body and ultimately through cells in contact with the skin, specifically, the stratum corneum and / or epidermal layer, which is the outermost layer of the epidermal layer of the skin. It has the ability to pass through, transfer to the epidermal layer or dermis layer, or to the body through the dermis layer.
- the skin permeable nucleic acid complex Depending on the total amount of net charge in the skin permeable nucleic acid complex according to the present invention and / or the number of bioactive nucleic acids and / or carrier peptide nucleic acids in the nucleic acid complex, it remains in the stratum corneum, epidermal layer or dermal layer, or passes through the dermal layer to the body Can be delivered to
- the nucleic acid complex may be characterized by having skin persistence.
- the bioactive nucleic acid itself may function as a therapeutic drug, that is, the complex itself may be used as a skin permeable carrier and a therapeutic agent itself.
- the “skin-permeable nucleic acid complex” has a property that can be delivered into a desired cell after transdermal delivery through the skin to the body, and can be used in any form containing the nucleic acid complex. Can be.
- the skin permeable nucleic acid complex is a bioactive nucleic acid represented by the amino acid sequence of SEQ ID NO: 2 or 4; And a carrier peptide nucleic acid represented by any one amino acid sequence selected from the group consisting of SEQ ID NOs: 5 to 18, but is not limited thereto.
- the binding force (melting temperature, Tm) of the bioactive nucleic acid and the carrier peptide nucleic acid capable of binding to the TLR2 or IL-4R ⁇ gene is the desired TLR2 or IL-4R ⁇ gene of the bioactive nucleic acid and the bioactive nucleic acid. It can be characterized in that the lower than the bonding force of.
- a bioactive nucleic acid or a carrier peptide nucleic acid may be characterized in that a 5'-terminal or 3'-terminal of each nucleic acid is further bound to a substance that helps endosome escape. That is, it may be characterized by having a structure of the following structural formula (2) further comprising a substance that helps the endosome escape (endosome escape) of the bioactive nucleic acid and the carrier peptide nucleic acid.
- 'm' refers to a substance that helps endosome escape of bioactive nucleic acids and carrier peptide nucleic acids.
- “substances that help escape the endosome” may be characterized by increasing the osmotic pressure inside the endosome or assisting escape from the endosome of the bioactive nucleic acid by a method of destabilizing the membrane of the endosome. have. It means that bioactive nucleic acids move more efficiently and rapidly to the nucleus or cytoplasm to meet and act on target genes (DW Pack, AS Hoffman, S. Pun, PS Stayton, “Design and development of polymers for gene delivery,” Nat. Rev. Drug. Discov., 4, 581-593 (2005)).
- the substances that help escape the endosome include peptides, lipid nanoparticles, polyplex nanoparticles, polymer nanospheres, inorganic nanoparticles, and cationic lipids It may be characterized by any one or more selected from the group consisting of cationic lipid-based nanoparticles, cationic polymers and pH sensitive polymers.
- a peptide having the sequence of GLFDIIKKIAESF can be linked to a bioactive nucleic acid as a substance that helps escape the endosome, and a linker-mediated connection of Histisine (10) to a carrier peptide nucleic acid It may be characterized by combining in a way, but is not limited thereto.
- the lipid nanomaterials may be characterized by being selected from the group consisting of Lipid, phospholipids, cetyl palmitate, poloxamer 18, Tween 85, tristearin glyceride and Tween 80.
- the conjugate nanomaterials may be characterized in that the poly (amidoamine) or polyethylenimine (PEI).
- the polymer nanospheres are selected from the group consisting of polycaprolactone, poly (lactide-co-glycolide, polylactide, polyglycolide, poly (d, l-lactide), chitosan and PLGA-polyethylene glycol. It can be characterized as.
- the inorganic nanomaterials may be characterized in that selected from the group consisting of Fe2O3 Fe3O4, WO3 and WO2.9.
- the cationic lipid nanomaterials is 1- (aminoethyl) iminobis [N- (oleicylcysteinyl-1-amino-ethyl) propionamide], N-alkylated derivative of PTA and 3, 5- It may be characterized by being selected from the group consisting of didodecyloxybenzamidine.
- the cationic polymer may be characterized in that it is selected from the group consisting of vinylpyrrolidone-N, N-dimethylaminoethyl methacrylate acid copolymer diethyl sulphate, polyisobutylene and poly (N-vinylcarbazole).
- the pH-sensitive polymers may be characterized by being selected from the group consisting of polyacids, poly (acrylic acid), poly (methacrylic acid) and hydrolyzed polyacrylamide.
- the bioactive nucleic acid and the carrier peptide nucleic acid each contain 2 to 50, preferably 5 to 30, more preferably 10 to 25, and most preferably 15 to 17 nucleic acid monomers. It can be characterized by.
- the bioactive nucleic acid may be characterized by consisting of a natural nucleic acid base and / or a modified nucleic acid monomer.
- the monomer used in the bioactive nucleic acid is PNA, it is referred to as a bioactive peptide nucleic acid, and is called in the same manner when other monomers are used.
- the bioactive nucleic acid and carrier peptide nucleic acid are phosphodiester, 2 '0-methyl (2' 0-methyl), 2 'methoxy-ethyl (2' methoxy-ethyl), phosphor It may be characterized in that it further comprises any one or more functional groups selected from the group consisting of amidate (phosphoramidate), methylphosphonate (methylphosphonate) and phosphorothioate (phosphorothioate).
- the carrier peptide nucleic acid may be characterized in that the bioactive nucleic acid and a part or all of the base sequence are composed of complementary sequences.
- the carrier peptide nucleic acid may include one or more universal bases, and all of the carrier peptide nucleic acids may be made of universal bases.
- each of the bioactive nucleic acid and the carrier peptide nucleic acid in the skin-permeable nucleic acid complex may be a complex characterized in that the electrical properties as a whole have positive charge (positive), negative charge (negative) or neutral charge.
- the meaning of “total” means the electrical properties of the entire bioactive nucleic acid or carrier peptide nucleic acid when viewed from the outside, not the electrical properties of individual bases, for example, life
- the bioactive nucleic acid has a negative charge in view of “overall” electrical properties
- some bases and / or in the carrier peptide nucleic acid When the number of bases and / or backbones that are positive even though the backbone has a negative number is present, the carrier peptide nucleic acid has a positive charge in view of the “overall” electrical properties.
- the nucleic acid complex of the present invention may be characterized as having an overall positive charge.
- the bioactive nucleic acid may have a negative charge or neutral property when viewed as a whole, and the carrier peptide nucleic acid may be characterized as having positive charge when viewed as a whole, It is not limited thereto.
- a modified peptide nucleic acid monomer can be used, and the modified peptide nucleic acid monomer is a carrier peptide nucleic acid having a positive charge (Lysine, Lys, K).
- Arginine Arg, R
- Histidine Histidine, His, H
- Diamino butyric acid DAB
- Ornithine Orn
- any one or more positive charges selected from the group consisting of amino acid analogs It may be characterized in that it comprises an amino acid of the carrier peptide nucleic acid having a negative charge, negatively charged amino acid glutamic acid (Glutamic acid, Glu, E) or negatively charged amino acids of amino acid analogs.
- the carrier peptide nucleic acid may be characterized in that it comprises at least one gamma- or alpha-backbone modified peptide nucleic acid monomer to have a positive charge as a whole.
- the gamma- or alpha-backbone modified peptide nucleic acid monomer has lysine (Lysine, Lys, K), arginine (Arg, R), histidine (Histidine, His, H), diamino butyric acid, DAB), ornithine (Ornithine, Orn) and amino acids having any one or more positive charges selected from the group consisting of amino acid analogs may be characterized as including in the backbone.
- a nucleobase-modified peptide nucleic acid monomer may be used for modification of the peptide nucleic acid monomer for charge application.
- amine, triazole, and imidazole moeity may be included in the nucleobase to have electrical positive or carboxylic acid may be included in the base to have electrical negative.
- the modified peptide nucleic acid monomer of the carrier peptide nucleic acid may further include a negative charge in the backbone or nucleobase, but the modified peptide nucleic acid monomer contains more positively charged monomers than the negatively charged monomer, and thus the carrier peptide as a whole. It is preferable that the charge of the nucleic acid becomes positive.
- the nucleic acid complex according to the present invention is characterized in that it has a positive charge as a whole.
- At least one substance selected from the group consisting of a hydrophobic moiety, a hydrophilic moiety, a target antigen specific antibody, an aptamer or a fluorescent / luminescent marker, etc. is a bioactive nucleic acid.
- / or a carrier peptide nucleic acid preferably the hydrophobic moiety, hydrophilic moiety, target antigen specific antibody, aptamer and fluorescent / luminescent marker for imaging.
- One or more substances selected from the group consisting of, for example, may be bound to the carrier peptide nucleic acid.
- the binding of the carrier peptide nucleic acid may be characterized by a simple covalent bond or a covalent bond mediated by a linker, but is not limited thereto.
- the cell permeation, solubility, stability, transport and imaging-related substances (eg, hydrophobic residues, etc.) bound to the nucleic acid carrier will be present independently of the bioactive nucleic acid that regulates the expression of the target gene.
- the complementary binding form of the bioactive nucleic acid and the carrier peptide nucleic acid can be characterized as having a form of antiparallel binding and parallel binding.
- the complementary binding form has a structure that is separated in the presence of the target sequence (complementary sequence with the bioactive nucleic acid) of the bioactive nucleic acid.
- the anti-parallel and parallel bonds are determined according to the 5'-direction and 3'-direction in the DNA-DNA or DNA-PNA binding method.
- Anti-parallel binding is a general DNA-DNA or DNA-PNA binding method, and the nucleic acid complex according to the present invention is described as an example.
- the bioactive nucleic acid is 5 'to 3'
- the carrier peptide nucleic acid is 3 'to 5'. It means the form that is combined with each other in the direction.
- the parallel bond is a form in which the binding force is slightly lower than that of the antiparallel bond, and refers to a form in which both the bioactive nucleic acid and the carrier peptide nucleic acid are bonded to each other in the 5 'to 3' direction or the 3 'to 5' direction.
- the binding force between the bioactive nucleic acid and the carrier peptide nucleic acid may be characterized in that it is lower than the binding force between the bioactive nucleic acid and the target gene of the bioactive nucleic acid, particularly the mRNA of the target gene.
- the bonding force is determined by the melting temperature, melting temperature or Tm.
- Examples of specific methods for making the binding force (melting temperature, Tm) of the bioactive nucleic acid and the carrier peptide nucleic acid lower than the binding force between the bioactive nucleic acid and the target gene of the bioactive nucleic acid, particularly the mRNA of the target gene, include:
- the bioactive nucleic acid and the carrier peptide nucleic acid may be characterized by parallel binding or partial specific binding, but are not limited thereto.
- the carrier peptide nucleic acid has one or more peptide nucleic acid bases selected from the group consisting of a linker, a universal base and a peptide nucleic acid base having a base that is not complementary to a corresponding base of a bioactive nucleic acid.
- a linker a universal base
- a peptide nucleic acid base having a base that is not complementary to a corresponding base of a bioactive nucleic acid.
- the universal base is adenine (adenine), guanine (guanine), cytosine (cytosine), thymine (thymine), uracil (Uracil), and the like without binding to the base and complementary selectivity
- a base having a binding strength lower than the binding strength one or more selected from the group consisting of inosine PNA, indole PNA, nitroindole PNA, and abasic can be used, preferably It may be characterized by using inosine PNA.
- the combination of the nucleic acid and the electrical properties combination to control the particle size and time of action, cell permeability, solubility and specificity It can be characterized by improving the degree.
- the time when the bioactive peptide nucleic acid is combined with the target sequence (the time when the bioactive nucleic acid is replaced with the target sequence, Target specific separation and binding time).
- the control of the time of target displacement and target specific release and binding of the bioactive nucleic acid to the target gene is determined by carrier peptides for non-specific binding of the complex. It can be characterized in that it can be controlled by the presence, number and location of non-specific bases, universal bases and linkers of nucleic acids. It may be characterized in that it can be adjusted by a combination of the above conditions, such as a parallel (parallel) or antiparallel (bond) in the form of complementary binding of the peptide complex.
- the particles of the nucleic acid complex may be characterized by having a size of 5 nm to 300 nm, preferably 10 nm to 80 nm, most preferably 15 nm to 70 nm.
- the particle size of the nucleic acid complex may be characterized by being adjusted by adjusting the charge balance of the bioactive peptide nucleic acid and the carrier peptide nucleic acid. Specifically, when the positive charge of the carrier peptide nucleic acid increases, the particle size decreases, but when the positive charge of the carrier peptide nucleic acid exceeds a certain level, the particle size increases. In addition, the particle size is determined by proper charge balance with the overall carrier peptide nucleic acid according to the bioactive peptide nucleic acid charge complexed with other important factors for determining the particle size.
- the positive charge of the carrier peptide nucleic acid according to the present invention is 1 to 7 (meaning that 1 to 7 monomers having a positive charge are included), preferably 2 to 5, most preferably 2 to 3
- the charge of the bioactive nucleic acid is 0 to 5 negative charges, preferably 0 to 3 net charges of the charge balance.
- the nucleic acid complex can be prepared by hybridizing a bioactive nucleic acid and a carrier peptide nucleic acid under appropriate conditions.
- Hybridization of the present invention means that complementary single-stranded nucleic acids form double-stranded nucleic acids. Hybridization can occur when the complementarity between two nucleic acid strands is a perfect match or even if some mismatch bases are present. The degree of complementarity required for hybridization may vary depending on the hybridization conditions, and may be specifically controlled by the bonding temperature.
- target gene of the present invention means a nucleic acid sequence (base sequence) to be activated, inhibited or labeled, and does not differ from the term “target nucleic acid” and is used interchangeably herein.
- the bioactive nucleic acid when a target nucleic acid (base sequence) containing a target gene is contacted (bound) with the complex in vitro or in vivo , the bioactive nucleic acid is separated from the carrier peptide nucleic acid. It becomes biologically active.
- a disease that can be prevented and treated using the nucleic acid complex can be determined according to a target gene to which a bioactive nucleic acid in the nucleic acid complex binds.
- the target gene to which the bioactive nucleic acid binds may be characterized as TLR2 or IL-4R ⁇ .
- the disease that can be prevented and treated using the nucleic acid complex is preferably a skin disease, for example, psoriasis, atopic disease, including atopic dermatitis, black Skin cancer such as melanoma, keloid disease, skin damage and pigmentation, tumor or cancer, inflammatory disease, senile macular degeneration, diabetic retinopathy, rare disease and severe disease, Cardiovascular disease, metabolic disease, and the like, but is not limited thereto.
- a skin disease for example, psoriasis, atopic disease, including atopic dermatitis, black Skin cancer such as melanoma, keloid disease, skin damage and pigmentation, tumor or cancer, inflammatory disease, senile macular degeneration, diabetic retinopathy, rare disease and severe disease, Cardiovascular disease, metabolic disease, and the like, but is not limited thereto.
- the term “therapeutic composition” can be used interchangeably with a “pharmaceutical (pharmaceutical, pharmaceutical) composition (pharmaceutical composition)", the bioactive nucleic acid of the present invention and a carrier peptide nucleic acid binding to the nucleic acid It includes a nucleic acid complex containing as an active ingredient, it may be in the form of a therapeutic drug for treating a desired disease in addition to the nucleic acid complex.
- the therapeutic composition of the present invention may be formulated in a form of skin delivery form according to standard pharmaceutical practice. These formulations may contain, in addition to the active ingredient, additives such as carriers, excipients, adjuvants or diluents, which are suitable for pharmaceutically acceptable formulations in particular in the form applicable to the skin.
- additives such as carriers, excipients, adjuvants or diluents, which are suitable for pharmaceutically acceptable formulations in particular in the form applicable to the skin.
- composition according to the invention may be formulated in the form of an aqueous solution, gel, ointment, cream, lotion, paste, smear or patch.
- aqueous solution can be used in the form of distilled water and buffer solution.
- physiologically acceptable means a property that does not impair the biological activity and properties of the compound.
- carrier is defined as a compound that facilitates the addition of nucleic acid complexes into cells or tissues.
- DMSO dimethyl sulfoxide
- carrier facilitates the introduction of many organic compounds into an organism's cells or tissues.
- diluent is defined as a compound that dilutes in water that will dissolve the compound, as well as stabilize the biologically active form of the subject compound. Salts dissolved in buffer solutions are used in the art as diluents. A commonly used buffer solution is phosphate buffered saline because it mimics the salt state of human solutions. Because buffer salts can control the pH of a solution at low concentrations, buffer diluents rarely modify the biological activity of the compound.
- the substance containing the nucleic acid complex in the present invention can be administered to a patient as a pharmaceutical composition, either by itself or in combination with other active ingredients, such as in combination therapy, or mixed with a suitable carrier or excipient.
- compositions suitable for use in the present invention include compositions wherein the active ingredients are contained in an amount effective to achieve its intended purpose. More specifically, a therapeutically effective amount refers to an amount of a compound effective to prolong the survival of the subject to be treated, or to prevent, alleviate or alleviate symptoms of the disease. Determination of a therapeutically effective amount is within the skill of the skilled artisan, particularly in terms of the detailed disclosure provided herein.
- prevention used in the present invention means all actions to prevent the development of a disease or inhibit its progression by administration (or application) of a therapeutic composition comprising the skin-permeable nucleic acid complex.
- improvement of the present invention means any action that at least reduces the severity of the parameters associated with the condition being treated of the disease, eg, administration of a therapeutic composition comprising the skin permeable nucleic acid complex (or application). .
- treatment as used in the present invention, by administration (or application) of a therapeutic composition comprising the skin-permeable nucleic acid complex refers to all actions to improve or cure the symptoms of the disease.
- the skin-permeable nucleic acid complex may be administered (or applied) using a carrier such as a liposome.
- a carrier such as a liposome.
- the liposomes can help target the complex against specific tissues, such as lymphoid tissue, or selectively target infected cells, and also help increase the half-life of the composition containing the complex.
- Liposomes include emulsions, foams, micelles, insoluble monolayers, liquid crystals, phospholipid dispersions, and lamellar layers.
- the complexes delivered are liposomes, either alone or with specific cells, with molecules that bind to the predominant receptors in lymphocytes, such as monoclonal antibodies that bind to the CD45 antigen, or with other therapeutic compositions. It is incorporated as part of. Accordingly, liposomes that are delivered or decorated with a predetermined complex of the present invention to deliver the nucleic acid complex composition can be directed to the site of lymphocytes.
- Liposomes for use in accordance with the present invention are generally formed from standard vesicle-forming lipids, including sterols such as neutral and negatively charged phospholipids and cholesterol.
- lipids are selected in consideration of, for example, stability of liposomes in the bloodstream, acid lability, and size of liposomes.
- Various methods can be used for liposome production. See, eg, Szoka, et al., Ann. Rev. Biophys. Bioeng., 9: 467, 1980), and US Pat. Nos. 4,235,871, 4,501,728, 4,837,028 and 5,019,369.
- the present invention is a bioactive nucleic acid (Bioactive Nucleic Acid) having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene; And a carrier peptide nucleic acid (Carrier Peptide Nucleic Acid) relates to a method for preventing or treating skin diseases comprising the step of administering to the individual a skin-permeable nucleic acid complex to which it is complementarily bound.
- Bioactive Nucleic Acid Bioactive Nucleic Acid
- Carrier Peptide Nucleic Acid Carrier Peptide Nucleic Acid
- composition comprising the nucleic acid complex according to the present invention may be applied to the skin in an effective amount as a medicament to treat skin diseases or to suppress (or alleviate) symptoms of skin diseases. It can vary depending on various factors such as the type of skin disease, the patient's age, weight, the nature and extent of symptoms, the type of current treatment, the number of treatments, the type of application, and the route, and can be easily determined by experts in the field. .
- the composition of the present invention may be applied together or sequentially with the aforementioned pharmacological or physiological components, and may also be applied in combination with additional conventional therapeutic agents and sequentially or simultaneously with conventional therapeutic agents. This application can be a single or multiple applications.
- “individual” means a mammal suffering from or at risk of a condition or disease that can be alleviated, inhibited or treated by administering (applying) the skin-permeable nucleic acid complex according to the present invention, preferably human. it means.
- the dose (applied amount) of the compound of the present invention to the human body may vary according to the patient's age, weight, gender, dosage (applied) form, health status and disease degree, and is based on an adult patient with a body weight of 70 kg. In general, it is generally 0.001 to 1,000 mg / day, preferably 0.01 to 500 mg / day, and may be dividedly administered (applied) once to several times a day at regular time intervals according to the judgment of a doctor or pharmacist. have.
- Toxicity and therapeutic efficiency of compositions comprising skin permeable nucleic acid complexes described herein include, for example, LD50 (lethal dose to 50% of the population), ED50 (dose having therapeutic effect against 50% of the population).
- LD50 lethal dose to 50% of the population
- ED50 dose having therapeutic effect against 50% of the population
- IC50 dose with therapeutic inhibitory effect on 50% of the population
- the dose ratio between toxicity and therapeutic effect is the therapeutic index and it can be expressed as the ratio between LD50 and ED50 (or IC50).
- Compounds with high therapeutic indices are preferred.
- the data obtained from these cell culture assays can be used to estimate the range of doses used in humans.
- the dosage or application amount of such compounds is preferably within a range of circulating concentrations including ED50 (or IC50) with little or no toxicity.
- administration means the act of introducing the pharmaceutical composition of the present invention to an individual by any suitable method, and the route of administration can be administered through various routes, oral or parenteral, as long as the target tissue can be reached. have.
- the route of administration of the pharmaceutical composition of the present invention can be administered through any general route as long as it can reach the target tissue.
- the pharmaceutical composition of the present invention is not particularly limited thereto, but may be administered intraperitoneally, intravenously, intramuscularly, subcutaneously, intradermally, orally, intranasally, intrapulmonarily, or rectally as desired.
- the composition can be administered by any device capable of transporting the active substance to the target cell.
- the pharmaceutical composition of the present invention may be administered in a pharmaceutically effective amount, the term "pharmaceutically effective amount" of the present invention to treat or prevent a disease at a reasonable benefit / risk ratio applicable to medical treatment or prevention
- the effective dose level refers to the severity of the disease, the activity of the drug, the patient's age, weight, health, sex, the patient's sensitivity to the drug, the time of administration, route of administration and rate of excretion of the composition of the invention used.
- the duration of treatment can be determined by factors including drugs used in combination or coincidental with the composition of the present invention used and other factors well known in the medical field.
- the pharmaceutical composition of the present invention may be administered as an individual therapeutic agent or in combination with other therapeutic agents, and may be administered sequentially or simultaneously with conventional therapeutic agents. And it can be administered single or multiple. Considering all of the above factors, it is important to administer an amount that can achieve the maximum effect in a minimal amount without side effects.
- the dosage of the pharmaceutical composition of the present invention can be determined by those skilled in the art in consideration of the purpose of use, the degree of poisoning of the disease, the age, weight, sex, history of the patient, or the type of substance used as an active ingredient.
- the pharmaceutical composition of the present invention can be administered to mammals including humans for 10 to 100 mg / kg, more preferably 10 to 30 mg / kg for one day, and the frequency of administration of the composition of the present invention is It is not particularly limited, but may be administered once to three times a day or divided into doses and administered several times.
- the present invention is a bioactive nucleic acid (Bioactive Nucleic Acid) having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene; And a carrier permeable nucleic acid complex to which a carrier peptide nucleic acid (Carrier Peptide Nucleic Acid) is complementarily bound is used for the prevention or treatment of skin diseases.
- Bioactive Nucleic Acid Bioactive Nucleic Acid
- Carrier Peptide Nucleic Acid Carrier Peptide Nucleic Acid
- the present invention is a bioactive nucleic acid (Bioactive Nucleic Acid) having a sequence capable of binding to the TLR2 or IL-4R ⁇ gene for the manufacture of a drug for the prevention or treatment of skin diseases; And the use of a skin permeable nucleic acid complex to which a carrier peptide nucleic acid (Carrier Peptide Nucleic Acid) is complementarily bound.
- Bioactive Nucleic Acid Bioactive Nucleic Acid
- Carrier Peptide Nucleic Acid Carrier Peptide Nucleic Acid
- the cosmetic composition of the present invention can be applied to any formulation applied to the skin. More specifically, skin lotion, skin softener, skin toner, astringent, lotion, milk lotion, moisture lotion, nutrition lotion, massage cream, nutrition cream, moisture cream, hand cream, foundation, essence, nutrition essence, spray, pack, etc.
- soaps, cleansing foams, cleansing lotions, cleansing creams, body lotions, body creams, body oils, body cleaners, shampoos, ointments, patches (hydrogel slimming patches), etc. may be prepared, but are not limited thereto.
- it can be produced as a skin contact material that comes into contact with the skin, such as makeup, detergent, and fibers.
- the cosmetic composition of the present invention can be appropriately selected according to the purpose.
- the formulation of the present invention is a paste, cream or gel, animal oil, vegetable oil, wax, paraffin, starch, tragacanth, cellulose derivative, polyethylene glycol, silicone, bentonite, silica, talc or zinc oxide are used as carrier components.
- animal oil, vegetable oil, wax, paraffin, starch, tragacanth, cellulose derivative, polyethylene glycol, silicone, bentonite, silica, talc or zinc oxide are used as carrier components.
- tragacanth cellulose derivative
- polyethylene glycol silicone
- bentonite silica
- talc talc
- zinc oxide cellulose derivative
- Can bentonite silica
- talc talc
- zinc oxide cellulose derivative
- Can bentonite silica
- talc talc
- zinc oxide zinc oxide
- lactose, talc, silica, aluminum hydroxide, calcium silicate or polyamide powder may be used as a carrier component, and in the case of a spray, additionally chlorofluorohydrocarbon, propane / butane Or propellants such as dimethyl ether.
- a solvent, a solubilizing agent or an emulsifying agent is used as a carrier component, for example water, ethanol, isopropanol, ethyl carbonate, ethyl acetate, benzyl alcohol, benzyl benzoate, propylene glycol , 1,3-butyl glycol oil, glycerol aliphatic esters, polyethylene glycol or fatty acid esters of sorbitan.
- liquid diluents such as water, ethanol or propylene glycol as carrier components
- suspensions such as ethoxylated isostearyl alcohol, polyoxyethylene sorbitol esters and polyoxyethylene sorbitan esters, and microcrystals Sex cellulose, aluminum metahydroxide, bentonite, agar or tragacanth, and the like can be used.
- the formulation of the present invention is a surfactant-containing cleansing, aliphatic alcohol sulfate, aliphatic alcohol ether sulfate, sulfosuccinic acid monoester, isethionate, imidazolinium derivatives, methyltaurate, sarcosinate, fatty acids as carrier components
- Amide ether sulfates, alkylamidobetaines, aliphatic alcohols, fatty acid glycerides, fatty acid diethanolamides, vegetable oils, lanolin derivatives or ethoxylated glycerol fatty acid esters and the like can be used.
- the cosmetic composition of the present invention can be blended with other ingredients that are usually blended into the cosmetic composition as needed in each formulation.
- the additive component that can be added include antioxidants (for example, carboxylic acids such as ascorbic acid and citric acid; phenols such as tocopherol and dibutylhydroxytoluene), and wetting agents (eg, glycerin, propylene glycol, and dipropylene glycol).
- Glycols such as 1,3-butylene glycol; organic salts such as hyaluronic acid; amides such as urea), viscous agents (eg, polymer compounds such as polyethylene glycol; carboxymethyl cellulose sodium, carboxypropyl cellulose, etc.) Cellulose), buffers (for example, organic acids such as citric acid, lactic acid, and tartaric acid; inorganic acids such as hydrochloric acid and boric acid; salts such as sodium dihydrogen phosphate and sodium citrate; organic bases such as triethanolamine; sodium hydroxide and hydroxide Inorganic bases such as potassium), adsorbents (for example, hydrous aluminum silicates such as kaolin and bentonite; aluminium hydroxide) Namagnesium, inorganic salts such as aluminum hydroxide), bases (e.g.
- inorganic salts such as sodium metaphosphate, zinc oxide, and titanium oxide
- polyoxyethylene lauryl sulfate ether sulfate organic salts such as sodium lauryl sulfate
- adhesives such as sodium polyacrylate, dipropylene glycol) Polymer compounds
- emulsifiers e.g.
- sorbitan monoolefin polyoxyethylene sorbitan monoolefin, D-sorbitol, polyglycerin monolauric acid, carbohydrates such as polyoxyethylene lauryl ether sodium sulfate), surfactant (For example, polymer compounds such as polyglycerin monolaurate and polyoxyethylene oleyl alcohol ether), fragrances, pigments (dyes, pigments), metal blockers, deodorants, Film-forming agents, ultraviolet absorbers, ultraviolet scattering agents, vitamins, and the like.
- the cosmetic composition of the present invention can be applied by applying an appropriate amount to the skin according to the skin area to be applied, and can be used repeatedly once to several times a day as needed.
- the amount and frequency of application may be appropriately increased or decreased as necessary according to the skin condition of the individual, the formulation, the age, sex, weight, responsiveness, and the duration of application.
- the dosage form of the composition may be a single dosage form or a repeated dosage form, and the effective amount may be divided and administered several times.
- the pharmaceutical or cosmetic composition of the present invention is for the purpose of enhancing the permeability of the active ingredient, iontophoresis, sonophoresis, electroporation, microelectronic patch, mechanical It can be applied to the skin by pressure, osmotic gradient, occlusive cure or microinjection therapy, or a combination of these.
- Example 1 Preparation of bioactive nucleic acids and carrier peptide nucleic acids, and complexes using them
- TLR2 Toll like Receptor 2
- IL-4R ⁇ Interleukin-14 receptor ⁇
- TLR2 a gene that is expressed when allergens or bacteria penetrate the skin, is overexpressed in atopic dermatitis patients, thereby exacerbating atopic dermatitis due to increased inflammation caused by inflammatory cytokines in the skin. This is expected to be an important target for atopic dermatitis.
- Mutation of IL-4R ⁇ one of the mutations characteristic of atopic dermatitis patients, is known as a factor that induces atopic dermatitis by breaking the differentiation homeostasis to T helper 1/2 type during T cell differentiation.
- antisense peptide nucleic acid was used as a bioactive nucleic acid for TLR2 and IL-4R ⁇ .
- the bioactive nucleic acid (antisense PNA) used as a control of the present invention is composed of the sequences shown in SEQ ID NOs: 1 and 3, and the bioactive nucleic acid (antisense PNA) used to confirm the therapeutic effect of atopic dermatitis is SEQ ID NO: 2 and 4 It consists of a sequence represented by.
- the peptide nucleic acid-based bioactive nucleic acid used in this example was coupled to 5 'GLFDIIKKIAESF (SEQ ID NO: 19), which is a peptide to help endosomes escape ability, and base sequences, monomer modifications and structures are shown in Table 1 below.
- Table 1 below shows the sequence information of bioactive nucleic acid and carrier peptide nucleic acid used as a control for atopic dermatitis targeting TLR2 and IL-4R, and bioactive nucleic acid and carrier peptide nucleic acid used as controls.
- Bioactive nucleic acids of SEQ ID NOs: 1 and 2 carrier nucleic acids of SEQ ID NOs: 5 to 13 target TLR2, bioactive nucleic acids of SEQ ID NOs: 3 and 4, and carrier nucleic acids of SEQ ID NOs: 14 to 18 target IL-4R ⁇ .
- All peptide nucleic acids used in the present invention were synthesized in Panazine (PANAGENE, Korea) through an HPLC purification method. Some of all the carrier peptide nucleic acids according to the embodiment of the present invention have a peptide such as Histidine (10) attached to the 5 'to 3' end to help the endosomal escape ability, and the sequences set forth in SEQ ID NOs: 5 to 18 It consists of (Table 1).
- the backbone of the peptide nucleic acid is electrolyzed to lysine (Lysine, Lys, K, (+) ), and the negative to glutamic acid (Glutamic acid, Glu, E, (-)) . It was made to have the peptide backbone modified with (notation).
- each bioactive nucleic acid and carrier peptide nucleic acid was hybridized under DMSO, and as a result, a complex composed of bioactive nucleic acid and carrier peptide nucleic acid was produced.
- Example 2 Analysis of treatment effect in atopic dermatitis-like cell model using skin permeable nucleic acid complex
- Example 1 the effect of treating atopic dermatitis was analyzed using a skin permeable nucleic acid complex comprising a bioactive peptide nucleic acid and a carrier peptide nucleic acid having TLR2 as a target gene prepared in the structure of Table 2 below.
- Example 2-1 Cell culture
- HaCaT Human keratinocytes obtained from CLS (CLS Cell Lines Service, Germany) in 10% (v / v) fetal calf serum, penicillin 100units / ml, strepto in DMEM culture medium (Dulbecco Modified Eagle Medium, Weljin, Korea) 100 ⁇ g / ml of mycin was added, and cultured under conditions of 37 ° C. 5% (v / v) CO 2 .
- 5 ng / mL of house dust mite extract and 5 ⁇ M of DNCB (2-dinitrochlorobenzene) were treated and cultured for 24 hours.
- Example 2-2 Cell viability analysis in keratinocyte line with MTT (MTT assay)
- Example 2-1 As a test condition in Example 2-1, a human-derived keratinocyte cell line was seeded at 6x10 3 in 96 wells, and after 24 hours of incubation, a complex comprising a bioactive nucleic acid and a carrier peptide nucleic acid prepared in the structure of Table 2 was used.
- MTT 3- (4,5-Dimethylthiazol-2-yl) -2,5-Diphenyltetrazolium Bromide
- solution was prepared in a treated cell line at a concentration of 5 mg / mL in 1X PBS and treated with 20 ⁇ L per well for 4 hours. After incubation, OD (optical density) was measured and analyzed with a spectrophotometer.
- the nucleic acid complex combination used in this example is shown in Table 3 below.
- Example 2-3 Analysis of gene expression by Western blot assay
- the human-derived keratinocyte cell line was seeded with a cell of 1x10 5 in a 6-well plate, cultured for 24 hours, and then experimented under the conditions of Example 2-1 to treat a complex containing a bioactive peptide nucleic acid and a carrier peptide nucleic acid. After incubation for 72 hours, 30 ⁇ L of RIPA buffer was added to each well to obtain protein lysate.
- Protein lysate was quantified using the BCA assay kit (Thermo Fisher, USA), and 30 ⁇ g of protein was separated by size through electrophoresis, and then transferred to the PVDF membrane, followed by primary antibody TLR2 (SantaCruz Biotech., USA), p-NFkB (Cell signaling Technology, USA), MyD88 (Cell signaling Technology, USA), TARC (Abcam, USA) was treated at 1: 1000 and left at 4 ° C. for 1 day. Washed with 1X TBS-T and treated with secondary antibodies Goat Anti-Rabbit, Goat Anti-mouse (SantaCruz Biotech., USA) at 1: 2000 and left at room temperature for 2 hours. SupersignalTM West Femto Maximum Sensitivity Substrate (Thermo Fisher, USA) was treated and the expression suppression efficiency of target genes in keratinocyte lines was analyzed using Image600 (Amersham, Germany) equipment.
- TLR2 and low-level gene expression changes in atopic dermatitis-like cell models using house dust mites and sick house syndrome-causing chemicals were analyzed by selecting nucleic acid combinations whose effectiveness was verified through Example 2-2.
- the complex combinations are shown in Table 4 below.
- Example 3 Analysis of treatment effect in atopic dermatitis animal model using skin permeable nucleic acid complex
- Example 3-1 Analysis of atopic dermatitis phenotypic effect in animal models of atopic dermatitis induction using house dust mite extract
- the back of the NC / Nga mice was shaved and AD cream (house dust mite extract cream, Biostir, Japan) was applied 100 mg twice a week for a total of 3 weeks to construct an animal model causing atopic dermatitis caused by house dust mites.
- AD cream house dust mite extract cream, Biostir, Japan
- a total of two cream-form nucleic acid complexes were treated a week, and atopic dermatitis animal model phenotype was analyzed by photographs, and the degree of hair growth on the back was measured by ImageJ.
- nucleic acid combinations verified for effectiveness through Example 2-2 were selected to analyze phenotypic and histological findings, TLR2 and low-level gene expression changes in atopic dermatitis-like animal models using house dust mite extract.
- the nucleic acid complex combination is shown in Table 5 below.
- FIG. 3A Cream control is a group containing a cream formulation but not a nucleic acid complex, and positive control is a cream formulation containing dexamethsone, a conventional therapeutic agent).
- mice blood was collected through orbital blood collection on the day of the end of the final experiment, and left at room temperature for 2 hours or more to collect serum using a centrifuge (14,000 rpm, 15 min).
- the collected serum was measured for the concentration of IgE and TARC in serum using an experimental method provided by the IgE ELISA kit (Goma Biotech, Korea) and the TARC ELISA kit (R & D system, USA).
- Example 3-3 Analysis of gene expression by Western blot assay
- Example 3-1 The experiment was conducted under the conditions of Example 3-1, and a portion of tissue, such as a biopsy mouse, was added to each well by adding 200 ⁇ L of RIPA buffer to obtain protein lysate. Protein lysate was quantified using the BCA assay kit (Thermo Fisher, USA), and 30 ⁇ g of protein was separated by size through electrophoresis, and then transferred to the PVDF membrane, followed by primary antibody TLR2 (SantaCruz Biotech., USA), p-NFkB (Cell signaling Technology, USA), MyD88 (Cell signaling Technology, USA) was treated at 1: 1000 and left at 4 ° C for one day.
- Example 3-4 Phenotypic analysis in atopic dermatitis-induced animal model by H & E staining
- Example 3-1 Experiments were conducted under the conditions of Example 3-1, and biopsies of mice and other tissues were fixed for 1 day in a 4% formalin solution and paraffin-embedded tissues were sectioned into 5 ⁇ m sections and mounted on slide glass. The mounted tissue was stained with Hematoxylin: Eosin staining solution for a period of time, washed with 1X PBS and analyzed under a microscope.
- the thickness and inflammatory cells of the percutaneous tissue decreased in the group treated with the nucleic acid complex as compared to the control group inducing atopic dermatitis as shown in FIG. 3E.
- Example 3-5 Analysis of inflammatory markers in tissues in atopic dermatitis-induced animal models with immunostaining
- Example 3-1 Experiments were conducted under the conditions of Example 3-1, and biopsies of mice and other tissues were fixed for 1 day in a 4% formalin solution, and the fixed tissues were paraffin-embedded and sectioned at 5 ⁇ m to mount on a slide glass. Mounted tissue was blocked with 0.5% BSA solution for 1 hour, and treated with CD3, CD11c primary antibody solution for 1 day. Subsequently, the primary antibody solution was removed, washed with 1X PBS, and then treated with the secondary antibody solution for 2 hours at room temperature and analyzed through DAB staining.
- Example 4 Analysis of atopic dermatitis treatment effect using skin permeable nucleic acid complex
- Example 1 the effect of treating atopic dermatitis was analyzed using a skin-permeable nucleic acid complex comprising a bioactive peptide nucleic acid and a carrier peptide nucleic acid having IL-4R ⁇ as a target gene prepared in the structure of Table 6 below.
- HaCaT Human keratinocytes obtained from CLS (CLS Cell Lines Service, Germany) in 10% (v / v) fetal calf serum, penicillin 100units / ml, strepto in DMEM culture medium (Dulbecco Modified Eagle Medium, Weljin, Korea) 100 ⁇ g / ml of mycin was added and cultured at 37 ° C. under 5% (v / v) CO 2 conditions.
- IL-4 10 ng / mL and IL-13 10 ng / mL were treated and cultured for 24 hours.
- Example 4-2 Cell viability analysis in keratinocyte line with MTT (MTT assay)
- Example 4-1 As a test condition in Example 4-1, a human-derived keratinocyte cell line was seeded at 6x10 3 in 96 wells, and after 24 hours of incubation, a complex comprising a bioactive nucleic acid and a carrier peptide nucleic acid prepared in the structure of Table 5 was used.
- MTT 3- (4,5-Dimethylthiazol-2-yl) -2,5-Diphenyltetrazolium Bromide
- solution was prepared in a treated cell line at a concentration of 5 mg / mL in 1X PBS and treated with 20 ⁇ L per well for 4 hours. After incubation, OD (optical density) was measured and analyzed with a spectrophotometer.
- Example 4-3 Analysis of gene expression by Western blot assay
- the human-derived keratinocyte cell line was seeded with a cell of 1x10 5 in a 6-well plate, cultured for 24 hours, and then subjected to the experiment under the conditions of Example 4-1 to treat a complex comprising a bioactive peptide nucleic acid and a carrier peptide nucleic acid, 24, 48 After incubation for 72 hours, 30 ⁇ L of RIPA buffer was added to each well to obtain protein lysate.
- Protein lysate was quantified using the BCA assay kit (Thermo Fisher, USA), and 30 ⁇ g of the protein was separated by size through electrophoresis, and then transferred to the PVDF membrane, followed by primary antibody IL-4R ⁇ (SantaCruz Biotech ., USA), p-JAK3 (Cell signaling Technology, USA), p-stat6 (Cell signaling Technology, USA) was treated at 1: 1000 and left at 4 ° C for one day. Washed with 1X TBS-T and treated with secondary antibodies, Goat Anti-Rabbit, Goat Anti-mouse (SantaCruz Biotech., USA) at 1: 2000 and left at room temperature for 2 hours. Supersignal TM West Femto Maximum Sensitivity Substrate (Thermo Fisher, USA) was treated and the expression suppression efficiency of target genes in keratinocyte lines was analyzed using Image600 (Amersham, Germany) equipment.
- IL-4R ⁇ and sub-step gene expression changes in atopic dermatitis-like cell models using IL-4 and IL-13 were analyzed, and the nucleic acid complex combination used is shown in Table 8 below.
- the combination of the nucleic acid complexes of SEQ ID NO: 4 and SEQ ID NO: 15 and SEQ ID NO: 4 and SEQ ID NO: 16 inhibited IL-4R ⁇ and sub-step gene expression in atopic dermatitis-like cell model. .
- Example 5 Analysis of T4 helper type 2 differentiation inhibitory effect of CD4 positive T lymphocytes using skin permeable nucleic acid complex
- T helper cell differentiation inhibitory effect was analyzed using a skin permeable nucleic acid complex comprising a bioactive peptide nucleic acid and a carrier peptide nucleic acid having IL-4R ⁇ as a target gene prepared in the structure of Table 5 below.
- T cells Jurkat, CD4 + naive T cells obtained from American Type Culture Collection (ATCC) in RPMI-1640 culture medium (ATCC, USA) 10% (v / v) fetal bovine serum, penicillin 100units / ml , Streptomycin 100 ⁇ g / ml was added, and cultured under conditions of 37 ° C. 5% (v / v) CO 2 .
- T helper type 2 treated with IL-4 10 ng / mL (Fig. 6A) and IL-4 10 ng / mL + PMA (Phorbol-12-myristate-13-acetate) + Ionomycin (Fig. 6B) 24 , 48, 72 hours incubation.
- Example 5-2 Analysis of gene expression by Western blot assay
- T cells Jurkat, CD4 + naive T cells
- 2x10 5 cells were seeded in 2x10 5 cells in a 6-well plate, and cultured for 24 hours, and then experimented under the conditions of Example 5-1 to include bioactive peptide nucleic acid and carrier peptide nucleic acid.
- 30 ⁇ L of RIPA buffer was added to each well to obtain protein lysate.
- Protein lysate was quantified using the BCA assay kit (Thermo Fisher, USA), and 30 ⁇ g of the protein was separated by size through electrophoresis, and then transferred to the PVDF membrane, followed by primary antibody IL-4R ⁇ (SantaCruz Biotech ., USA), p-stat6 (Cell signaling Technology, USA) was treated at 1: 1000 and left at 4 ° C for one day. Washed with 1X TBS-T and treated with secondary antibodies Goat Anti-Rabbit, Goat Anti-mouse (SantaCruz Biotech., USA) at 1: 2000 and left at room temperature for 2 hours. Supersignal TM West Femto Maximum Sensitivity Substrate (Thermo Fisher, USA) was treated and the expression suppression efficiency of target genes in keratinocyte lines was analyzed using Image600 (Amersham, Germany) equipment.
- IL-4R ⁇ and sub-step gene expression changes in a T helper type2 differentiation model using IL-4 and IL-4 + PMA were analyzed, and the nucleic acid complex combination used is the same as in Table 8 below.
- Example 6 Analysis of the effect of treating atopic dermatitis in an animal model of DNCB (2-Dinitrocholrobenzene) -induced atopic dermatitis using a skin permeable nucleic acid complex
- Example 6-1 Analysis of atopic dermatitis phenotypic effect in atopic dermatitis induction animal model using DNCB (2-Dinitrochlorobenzene)
- Atopic dermatitis-causing animal model was constructed by applying twice for a total of 4 weeks. A total of 2 times a week for 2 weeks, the nucleic acid complex of the cream formulation was treated, and a cross-section of 0.4% DNCB solution was applied to maintain the animal model causing atopic dermatitis, and when the nucleic acid complex treatment of the cream formulation was completed, the animal model phenotype of atopic dermatitis was photographed. Analysis.
- nucleic acid complexes whose effects were verified through Examples 4 and 5 were selected, and phenotypic and histological findings and IL-4R ⁇ target gene expression changes in an atopic dermatitis-induced animal model using DNCB were analyzed.
- the combination is shown in Table 9 below.
- Example 6-2 Analysis of gene expression by Western blot assay
- Example 6-1 Experiments were conducted under the conditions of Example 6-1, and a portion of tissue, such as a biopsy mouse, was added to each well by adding 200 ⁇ L of RIPA buffer to obtain protein lysate. Protein lysate was quantified using the BCA assay kit (Thermo Fisher, USA), and 30 ⁇ g of the protein was separated by size through electrophoresis, and then transferred to the PVDF membrane, followed by primary antibody IL-4R ⁇ (SantaCruz Biotech ., USA) at 1: 1000 and left at 4 ° C. for 1 day.
- BCA assay kit Thermo Fisher, USA
- Example 6-3 Analysis of IgE, TARC and IL-4 concentration changes in serum
- mice blood was collected through orbital blood collection on the day of the end of the final experiment and left at room temperature for 2 hours or more to collect serum using a centrifuge (14,000 rpm, 15 min).
- the collected serum was measured for the concentration of IgE, TARC and IL-4 in serum using the experimental methods provided by the IgE and IL-4 ELISA kit (Goma Biotech, Korea) and the TARC ELISA kit (R & D system, USA).
- Example 6-4 Analysis of pruritus and erythema improvement effect in atopic dermatitis-induced animal model through animal behavior analysis
- the presence of erythema symptoms is observed during the period of inducing atopic dermatitis, and the effect of improving erythema symptoms at the time of induction of atopic dermatitis and completion of administration of the nucleic acid complex was confirmed.
- Example 6-5 Phenotypic analysis in atopic dermatitis-induced animal model by H & E staining
- Example 6-1 Experiments were conducted under the conditions of Example 6-1, and biopsies of mice and other tissues were fixed for 1 day in a 4% formalin solution and paraffin-embedded tissues were sectioned into 5 ⁇ m sections and mounted on slide glass. The mounted tissue was stained with Hematoxylin: Eoin staining solution for a period of time, washed with 1X PBS and analyzed under a microscope.
- Example 6-6 Analysis of inflammatory markers in tissues in animal models inducing atopic dermatitis with immunostaining
- Example 6-1 Experiments were conducted under the conditions of Example 6-1, and biopsies of mice and other tissues were fixed for 1 day in a 4% formalin solution, and the fixed tissues were paraffin-embedded and sectioned at 5 ⁇ m to mount on a slide glass. Mounted tissue was blocked with 0.5% BSA solution for 1 hour, and treated with CD3, CD11c primary antibody solution for 1 day. Subsequently, the primary antibody solution was removed, washed with 1X PBS, and then treated with the secondary antibody solution for 2 hours at room temperature and analyzed through DAB staining.
- the skin permeable nucleic acid complex in which the bioactive nucleic acid targeting TLR2 or IL-4R ⁇ and the carrier peptide nucleic acid according to the present invention are complementarily combined has high skin permeability and skin persistence, preventing, improving or treating skin diseases such as atopic dermatitis Useful for
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Abstract
Description
Claims (20)
- TLR2 또는 IL-4Rα 유전자와 결합할 수 있는 서열을 가지는 생활성 핵산 (Bioactive Nucleic Acid); 및 캐리어 펩티드 핵산 (Carrier Peptide Nucleic Acid)이 상보적으로 결합된 피부 투과성 핵산 복합체를 유효성분으로 함유하는 피부질환의 예방, 개선 또는 치료용 약학 조성물 또는 화장료 조성물.
- 제1항에 있어서, 상기 생활성 핵산은 서열번호 1 내지 4로 구성된 군에서 선택되는 서열로 표시되는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 캐리어 펩티드 핵산은 서열번호 5 내지 18로 구성된 군에서 선택되는 서열로 표시되는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 TLR2 유전자와 결합할 수 있는 생활성 핵산은 서열번호 2의 서열로 표시되는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 IL-4Rα 유전자와 결합할 수 있는 생활성 핵산은 서열번호 4의 서열로 표시되는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 핵산 복합체는 서열번호 2 또는 4의 서열로 표시되는 생활성 핵산; 및 서열번호 5 내지 18로 구성된 군에서 선택되는 어느 하나의 서열로 표시되는 캐리어 펩티드 핵산을 포함하는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 TLR2 또는 IL-4Rα 유전자와 결합할 수 있는 생활성 핵산 및 캐리어 펩티드 핵산의 결합력(융해온도, melting temperature, Tm)은 생활성 핵산과 생활성 핵산의 목적하는 TLR2 또는 IL-4Rα 유전자와의 결합력보다 낮은 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 생활성 핵산 또는 캐리어 펩티드 핵산은 각각의 핵산의 5'-말단 또는 3'-말단에 엔도좀 탈출을 도와주는 물질이 추가로 결합된 것을 특징으로 하는 조성물.
- 제8항에 있어서, 상기 엔도좀 탈출을 도와주는 물질은 펩티드, 지질 나노물질(lipid nanoparticles), 접합체 나노물질(polyplex nanoparticles), 고분자 나노구(polymer nanospheres), 무기물 나노물질(inorganic nanoparticles), 양이온 지질 나노물질(cationic lipid-based nanoparticles), 양이온 고분자(cationic polymer) 및 pH 감응 고분자(pH sensitive polymers)로 이루어진 군에서 선택되는 어느 하나 이상인 것을 특징으로 하는 조성물.
- 제9항에 있어서, 상기 펩티드는 GLFDIIKKIAESF(서열번호 19) 또는 Histidine(10)인 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 생활성 핵산은 전체적으로 음전하 또는 중성을 가지는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 캐리어 펩티드 핵산은 전체적으로 양전하를 가지도록 1개 이상의 gamma- 또는 alpha-backbone 변형 펩티드 핵산 단량체를 포함하는 것을 특징으로 하는 조성물.
- 제12항에 있어서, 상기 gamma- 혹은 alpha-backbone 변형 펩티드 핵산 단량체는 양전하를 가지는 아미노산을 가지는 단량체가 음전하를 가지는 아미노산을 가지는 단량체에 비해 더 많이 포함되어 전체적인 캐리어 펩티드 핵산의 전하가 양성이 되는 것을 특징으로 하는 조성물.
- 제13항에 있어서, 상기 양전하를 가지는 아미노산은 리신(Lysine, Lys, K), 아르기닌(Arginine, Arg, R), 히스티딘(Histidine, His, H), 디아미노 부티르산(Diamino butyric acid, DAB), 오르니틴(Ornithine, Orn) 및 아미노산 유사체로 구성된 군에서 선택되는 하나 이상인 것을 특징으로 하는 조성물.
- 제13항에 있어서, 상기 음전하를 가지는 아미노산은 글루타민산(Glutamic acid, Glu, E), 아스파트산(Aspartic acid, Asp, D) 또는 아미노산 유사체인 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 핵산 복합체는 전체적으로 양전하를 가지는 것을 특징으로 하는 조성물.
- 제1항에 있어서, 상기 핵산 복합체는 피부 잔류성을 갖는 피부 투과성인 것을 특징으로 하는 약학 조성물.
- 제1항에 있어서, 상기 피부질환은 아토피 피부염, 건선, 피부암, 피부 손상, 색소침착 및 켈로이드성 질환으로 구성된 군에서 선택되는 어느 하나인 것을 특징으로 하는 조성물.
- 제1항에 따른 조성물을 포함하는 제형.
- 제19항에 있어서, 제형은 수성액, 겔, 연고, 크림, 로션, 페이스트, 도말제, 패치에서 선택되는 어느 하나인 것을 특징으로 하는 제형.
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CA3119090A CA3119090A1 (en) | 2018-11-07 | 2019-10-23 | Composition for preventing or treating atopic dermatitis comprising skin-penetrating nucleic acid complex as effective component |
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AU2019375245A AU2019375245B2 (en) | 2018-11-07 | 2019-10-23 | Composition for preventing or treating atopic dermatitis comprising skin-penetrating nucleic acid complex as effective component |
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EP19882198.5A EP3878474A4 (en) | 2018-11-07 | 2019-10-23 | COMPOSITION FOR THE PREVENTION OR TREATMENT OF ATOPIC DERMATITIS WITH A SKIN-PENETRATING NUCLEIC ACID COMPLEX AS AN EFFECTIVE INGREDIENT |
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Publication number | Publication date |
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CN113316459A (zh) | 2021-08-27 |
KR102306384B1 (ko) | 2021-09-30 |
AU2019375245A1 (en) | 2021-06-10 |
JP2023011720A (ja) | 2023-01-24 |
US20220125935A1 (en) | 2022-04-28 |
JP7548976B2 (ja) | 2024-09-10 |
AU2019375245B2 (en) | 2023-12-07 |
CA3119090A1 (en) | 2020-05-14 |
JP2022506965A (ja) | 2022-01-17 |
EP3878474A4 (en) | 2021-12-22 |
CN113316459B (zh) | 2023-09-08 |
KR20200052828A (ko) | 2020-05-15 |
JP7335333B2 (ja) | 2023-08-29 |
EP3878474A1 (en) | 2021-09-15 |
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