EP1265613A2 - Utilisation d'ectoine ou derives d'ectoine pour assurer la prophylaxie et/ou le traitement de l'immunodepression induite par u.v. - Google Patents

Utilisation d'ectoine ou derives d'ectoine pour assurer la prophylaxie et/ou le traitement de l'immunodepression induite par u.v.

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Publication number
EP1265613A2
EP1265613A2 EP01913886A EP01913886A EP1265613A2 EP 1265613 A2 EP1265613 A2 EP 1265613A2 EP 01913886 A EP01913886 A EP 01913886A EP 01913886 A EP01913886 A EP 01913886A EP 1265613 A2 EP1265613 A2 EP 1265613A2
Authority
EP
European Patent Office
Prior art keywords
ectoin
acid
phase
water
alkyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP01913886A
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German (de)
English (en)
Inventor
Joachim BÜNGER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
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Filing date
Publication date
Application filed by Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of EP1265613A2 publication Critical patent/EP1265613A2/fr
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A61K8/4953—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom containing pyrimidine ring derivatives, e.g. minoxidil
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A61P17/16—Emollients or protectives, e.g. against radiation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/001—Preparations for care of the lips
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/002—Aftershave preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/004—Aftersun preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/10—Washing or bathing preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/02—Preparations for cleaning the hair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/06—Preparations for styling the hair, e.g. by temporary shaping or colouring

Definitions

  • the present invention relates to the use of ectoin or ectoin derivatives for the prophylaxis and / or treatment of UV-induced immunosuppression
  • the skin as the boundary layer and surface of the human body, is exposed to a variety of external stress factors.
  • the human skin is an organ that protects the body from external factors with various types of cells, such as keratinocytes, melanocytes, Langerhans cells, Merkel cells and embedded sensory cells Protects influences
  • External physical influences include thermal and mechanical influences as well as the effects of radiation such as UV and IR radiation.
  • the external chemical influences include in particular to understand the effects of toxms and allergens.
  • the external biological influences include the effects of foreign organisms and their metabolic products.
  • Other stress factors are pathological conditions and diseases such as fever, inflammation, infection and cell and tissue tetra uma, as well as physiological processes such as cell division
  • LC Langerhans cells
  • UV-induced immunosuppression ML K ⁇ pke, Adv Cancer Res 34, 1981, 69-106
  • the epidermal LC in particular is affected by this UV-induced immunosuppression.
  • Absout 2 to 4% of the epidermal cells are Langerhans cells, which are normally located in the suprabasal area of the epidermis and have a dental morphology.
  • the LCs reach into the uppermost layers of the epidermis, such as the stratum granulosum, and form a dense, network-like network that runs through the entire epidermis.
  • the LC can also be characterized by the histological markers HLA-DR, CD1a, CD4 and membrane-based ATPase according to one Exposure to the sun or UV radiation leads to the following striking and significant changes in LC in human skin
  • the number of LCs is reduced depending on the UV dose applied.
  • the LCs lose their dental morphology and become spherical.
  • the LCs lose their ability to present antigen
  • R 1 is H or alkyl
  • R 2 H COOH, COO-alkyl or CO-NH-R 5 ,
  • R 3 and R 4 each independently of one another are H or OH
  • R- H alkyl, an amino acid residue, dipeptide residue or T ⁇ peptidrest, and
  • Alkyl is an alkyl radical having 1 to 4 carbon atoms
  • Figure 1 shows a schematic overview of an experiment to demonstrate the effectiveness of ectoin in protecting Langerhans cells, as was carried out in Example 14 and Comparative Example 1
  • the compounds of the formulas 1 a and 1 b, the physiologically acceptable salts of the compounds of the formulas 1 a and 1 b and the stereoisomeric form of the compounds of the formulas 1 a and 1 b are also referred to below as “ectoine or ectoine derivatives”
  • Ectoin and the ectoin derivatives are low-molecular, cyc cal amino acid derivatives that can be obtained from various halophilic microorganisms. Both ectoin and ectoin derivatives have the advantage that they do not interfere with the cell metabolism. Ectoin and ectoin derivatives already become described in DE 43 42 560 as a moisturizer in cosmetic products
  • the compounds used according to the invention can be present in the topical compositions as optical isomers, diastereomers, racemates, zwitterions, cations or as a mixture thereof
  • Preferred compounds used according to the invention are those in which R 1 is H or CH 3 , R 2 H or COOH, R 3 and R 4 are each independently H or OH and ⁇ 2.
  • the compounds (S) are -1 , 4,5,6-tetrahydro-2-methyl-4-py ⁇ m ⁇ d ⁇ ncarbonsaure (Ectoin) and (S, S) -1, 4,5,6-tetrahydro-5-hydroxy-2-methyl-4-py ⁇ m ⁇ d ⁇ ncarbonsaure (Hydroxyectom) particularly preferred
  • amino acid means the stereoisomeric forms, for example D and L forms, of the following compounds: alanine, ⁇ -alanine, arginine, asparagine, aspartic acid, cysteine, glutamine, glutamic acid, Glycm, histidm, isoleucine, leucine, lysm , Methionine, phenylalanine, Senn, Threonm, tryptophan, tyrosine, Vahn, ⁇ -aminobutyrate, N ⁇ -acetyllysine, N ⁇ -acetylomithine, N ⁇ -acetyldiaminobutyrate and N -acetyldiammobutyrate L-amino acids are preferred
  • Amino acid residues are derived from the corresponding amino acids
  • residues of the following amino acids are preferably alanine, ⁇ -alanine, asparagine, aspartic acid, glutamine, glutamic acid, Glycm, Senn, Threonm Vahn, ⁇ -aminobutyrate, N ⁇ -acetyllysine, N ⁇ -acetylornithine, N ⁇ -acetyldiaminobutyrate and N ⁇ -acetylate
  • di- and t ⁇ peptide residues are acid amides and they break down into two or three amino acids during hydrolysis.
  • the amino acids in the di- and t ⁇ peptide residues are linked by amide bonds.
  • Preferred di- and t ⁇ peptide residues are made up of the preferred amino acids
  • the alkyl groups include the methyl group CH 3, the ethyl group C 2 H 5 , the propyl groups CH 2 CH 2 CH 3 and CH (CH 3 ) 2 and the butyl groups CH 2 CH 2 CH 2 CH 3 , H 3 CCHCH 2 CH 3 , CH 2 CH (CH 3 ) 2 and C (CH 3 ) 3
  • the preferred alkyl group is the methyl group
  • Preferred physiologically acceptable salts of the compounds used according to the invention are, for example, alkali metal, alkaline earth metal or ammonium salts, such as Na, K, Mg or Ca salts, and salts derived from the organic bases T ⁇ ethylamin or T ⁇ s- (2-hydroxy-ethyl ) Am ⁇ n are derived.
  • physiologically acceptable salts of the compounds used according to the invention result from reaction with inorganic acids, such as hydrochloric acid, sulfuric acid and phosphoric acid, or with organic carboxylic or sulfonic acids, such as acetic acid, citric acid, benzoic acid, maleic acid, fumaric acid, tartaric acid and p -Toluolsulfonsaure
  • inorganic acids such as hydrochloric acid, sulfuric acid and phosphoric acid
  • organic carboxylic or sulfonic acids such as acetic acid, citric acid, benzoic acid, maleic acid, fumaric acid, tartaric acid and p -Toluolsulfonsaure
  • ectoin or ectoin derivatives are usually used in the form of a topical composition
  • the topical composition is produced by at least one of the compounds used according to the invention, if appropriate, being brought into a suitable formulation with auxiliaries and / or excipients.
  • the excipients and excipients come from the group of excipients, preservatives and other customary excipients
  • compositions based on at least one compound used according to the invention are applied externally to the skin or the skin adnexa
  • solutions are solutions, suspensions, emulsions, pastes, ointments, gels, creams, lotions, powder soaps and surfactants Cleaning preparations, oils and sprays
  • any customary carrier substances, auxiliary substances and optionally further active substances are added to the composition
  • Preferred auxiliaries come from the group of preservatives, antioxidants, stabilizers, solubilizers, vitamins, colorants and odor improvers
  • ointments, pastes, creams and gels can contain the usual carriers, for example animal and vegetable fats, waxes, paraffins, starches, tragacanth, cellulose derivatives, polyethylene glycols, silicones, bentonites, silica, talc and zinc oxide or mixtures of these substances
  • powders and sprays can contain the usual carrier substances, e.g. milk sugar, talc, silica, aluminum hydroxide, calcium silicate and polyamide powder or mixtures of these substances.
  • Sprays can also contain the usual blowing agents, e.g. chlorofluorocarbons, propane / butane or dimethyl ether
  • Solutions and emulsions can, in addition to one or more compounds used according to the invention, the usual carriers, such as solvents, solubilizers and emulsifiers, for example water, ethanol, isopropanol, ethyl carbonate, ethyl acetate, benzyl alcohol, benzyl benzoate, propylene glycol, 1, 3-butyl glycol, oils, in particular cotton isolaoles , Peanut oil, corn oil, olive oil, castor oil and sesamol, Glyce ⁇ nfettsaureester, polyethylene glycols and fatty acid esters of sorbitan or mixtures of these substances
  • solvents such as solvents, solubilizers and emulsifiers, for example water, ethanol, isopropanol, ethyl carbonate, ethyl acetate, benzyl alcohol, benzyl benzoate, propylene glycol, 1, 3-butyl glycol, oils, in particular cotton iso
  • suspensions can contain the usual carriers, such as liquid diluents, for example water, ethanol or propylene glycol, suspending agents, for example ethoxylated isostearyl alcohols, polyoxyethylene sorbitol esters and polyoxyethylene sorbitan esters, microcrystalline cellulose, aluminum metahydroxide, bentonite, agar agar or tragacanth Substances
  • soaps can contain the usual carrier substances, such as alkali salts of fatty acids, salts of fatty acid semigestants, fatty acid protein hydrolysates, isothionates, lanolin, fatty alcohol, vegetable oils, plant extracts, glycerols, sugar or mixtures of these substances
  • surfactant-containing cleaning products can include the customary carrier substances, such as salts of fatty alcohol sulfates, fatty alcohol ether sulfates, sulfosuccinic acid semi-esters, fatty acid protein hydrolysates, isothionates, imidazolinium derivatives, methyl taurate derivatives, sarcosinates, fatty acid amide ether ethersulfates, fatty acid alkanol ether ethersulfates, fatty alcohol amide ether derivatives, fatty acid alkyl amide ether fatty acids, fatty acid alkyl amide ether fatty acids, fatty acid alkyl ether amides, fatty acid alkyl fatty amides, fatty acid alkyl amide ether fatty acids, fatty acid alkyl amide ether fatty acids, fatty acid alkyl amide ether fatty acids, fatty acid alkyl amide ether fatty acids, fatty acid alkyl amide ether fatty
  • facial and body oils can contain the customary carrier substances, such as synthetic oils, such as fatty acid esters, fatty alcohols, silicon icons, natural oils, such as vegetable oils and oily plant extracts, paraffinols, lanolinols or mixtures of these substances
  • At least one compound used according to the invention is present in the topical composition and in an amount of preferably 0.0001 to 50% by weight, particularly preferably 0.001 to 10% by weight, particularly preferably 0.1 to 1% by weight, based on the composition
  • At least one antioxidant and / or UV filter are preferably also used
  • the antioxidants known from the specialist literature can be used, for example flavonoids, coumaranones, amino acids (for example Glycm, histidine, Tyrosm, tryptophan) and their derivatives, imidazoles (for example urocanic acid) and their Derivatives, peptides such as D, L-Camos ⁇ n, D-Carnosin, L-Camosm and their derivatives (eg Anse ⁇ n), carotenoids, carotenes (eg ⁇ -carotm, ⁇ -carotm, lycopene) and their derivatives, chlorogenic acid and their Derivatives, lipoic acid and their derivatives (e.g.
  • thiols e.g. thioredoxin, glutathione, system, cystine, cystamm and their glycosyl, N-acetyl, methyl, ethyl, propyl, amyl -, Butyl and lauryl, palmitoyl, oleyl, ⁇ -linoleyl, cholesteryl and glyceryl esters
  • diaurylthiodipropionate distearylthiodipropionate
  • thiodipropioic acid and their derivatives esters, ethers, peptides, lipids, nucleotides, nucleosides and salts
  • sulfoxime compounds e.g.
  • buthionine sulfoxime homocysteine sulfoxime, buthionine sulfones, penta-, hexa-, heptathionine sulfoxime
  • furthermore (metal) chelators e.g. B -hydroxyfatty acid, palmitic acid, phytic acid, lactoferin
  • -hydric citric acid e.g. B -hydroxyfatty acid, palmitic acid, phytic acid, lactoferin
  • Humic acid bile acid, Bile extracts, bilirubin, biliverdin, EDTA, EGTA and their derivatives, unsaturated fatty acids and their derivatives, vitamin C and derivatives
  • vitamin C and derivatives e.g.
  • antioxidants are also suitable.
  • Known and commercially available mixtures are, for example, mixtures containing lecithin, L - (+) - ascorbyl palmate and citric acid (for example Oxynex ® AP), natural tocopherols, L - (+) - ascorbyl palmate, L- as active ingredients.
  • (+) - Ascorbic acid and citric acid e.g. Oxynex ® K LIQUID
  • tocopherol extracts from natural sources L - (+) - ascorbyl palmitate, L - (+) - ascorbic acid and citric acid e.g.
  • Oxynex ® L LIQUID DL- ⁇ - Tocopherol
  • L - (+) - ascorbyl palmate Citric acid and lecithin (e.g. Oxynex ® LM) or butylated hydroxytoluene (BHT), L - (+) - ascorbyl palmate and citric acid (e.g. Oxynex ® 2004)
  • butylated hydroxytoluene is used as the antioxidant.
  • as Antioxidant one or more compounds selected from flavonoids and / or courmaranones used
  • flavanoids Roshapp Chemie Lexikon, Volume 9, 1993.
  • the aglycones ie the sugar-free constituents, are also included , and the derivatives of flavonoids and aglycones understood.
  • coumaranones also include their derivatives.
  • Preferred flavonoids are derived from flavanones, flavones, 3-hydroxyflavones, aurones and isoflavones, in particular from flavanones, flavones, 3-hydroxyflavones and aurones , from
  • the 3-hydroxyflavones (flavonols) are characterized by the following basic structure
  • the flavonoids and coumaranones are preferably selected from the compounds of the formula (I)
  • Z ⁇ to Z each independently of one another are H, OH, alkoxy, hydroxyalkoxy, mono- or oligoglycoside radicals, where the alkoxy and hydroxyalkoxy groups can be branched and unbranched and can have 1 to 18 carbon atoms and where the hydroxyl groups of the radicals mentioned can also contain sulfate or Phosphate can be bound
  • R is a mono- or oligoglycoside residue
  • Z 6 to Z 0 have the meaning of the radicals Z ⁇ to Z 4 .
  • the alkoxy groups are preferably linear and have 1 to 12, preferably
  • 1, 2,3,4,5,6,7 or 8 and in particular 1 to 5 means
  • the hydroxyalkoxy groups are preferably linear and have 2 to 12, preferably 2 to 8 carbon atoms. These groups thus correspond to the formula -0- (CH 2 ) n -OH, where n 2, 3, 4, 5, 6, 7 or 8 , in particular 2 to 5 and particularly preferably 2
  • the mono- and oligoglycoside residues are preferably composed of 1 to 3 glycoside units. These units are preferably selected from the group of the hexosyl residues, in particular the rhamnosyi residues and glucosyl residues. However, other hexosyl residues, for example allosyl, altrosyl, gaiactosyl, gulosyl, idosyl, mannosyl and talosyl, are also if appropriate to be used advantageously It can also be advantageous according to the invention to use pentosyl radicals
  • Z and Z 4 have a different meaning than H, in particular they mean OH,
  • Methoxy, ethoxy or 2-hydroxyethoxy, Z 5 is H, OH or a glycoside residue which is composed of 1 to 3, preferably 1 or 2, glycoside units Z 6 , Z 9 and Z10 have the meaning H, and
  • Z 7 and Z 8 have a different meaning than H, in particular they mean OH,
  • a sulfate or phosphate group is bound to the hydroxyl groups.
  • Suitable counterions are, for example, the ions of the alkali or alkaline earth metals, these being selected, for example, from sodium or potassium become
  • the flavonoids are selected from the following compounds 4,6,3 '4'-tetrahydroxyauron, quercetin, rutin, isoquercetin, anthocyanidm (cyanidin), ⁇ odictyol, taxifolin, luteolm, t ⁇ shydroxyethylquercetin (Troxequercetm), T ⁇ shinroxy T ⁇ shydroxyethylisoquercetin (Troxeisoquercetm), T ⁇ shydroxyethylluteolin (Troxeluteol) and their sulfates and phosphates
  • rutin and troxerutin are particularly preferred.
  • Troxerutin is particularly preferred
  • Preferred among the coumaranones is 4,6,3 ', 4'-tetrahydroxybenzylcoumaranon-3
  • the antioxidants are used in the topical composition in customary amounts
  • UV filters known from the specialist literature can be used.
  • Suitable organic UV filters are all UVA and UVB filters known to the person skilled in the art.
  • benzylidene combat derivatives such as - 3- (4'-Methylbenzyl ⁇ den) -dl-camphor (e.g. Eusolex ® 6300),
  • Methoxycinnamate such as
  • p-methoxycinnamic acid isopentyl ester eg as a mixture of the isomers (eg Neo Hel ⁇ opan ® E 1000),
  • Salicylatde ⁇ vate such as
  • 2-cyano-3,3-diphylacrylic acid 2-ethylhexyl ester e.g. Eusolex ® OCR
  • organic UV filters are generally used in an amount of 0.5 to 10% by weight, preferably 1 to 8% by weight, in the topical composition used according to the invention
  • organic filters are generally used in an amount of 0.5 to 20% by weight, preferably 1 to 15% by weight, in the topical composition used according to the invention
  • Possible inorganic UV filters are those from the group of titanium dioxides, eg coated titanium dioxide (eg Eusolex ® T-2000 or Eusolex ® T-Aqua), zinc oxides (eg Sachtotec ® ), iron oxides or cerium oxides. These inorganic UV Filters are generally used in an amount of 0.5 to 20% by weight, preferably 2 to 10% by weight, in the topical composition used according to the invention
  • Preferred UV filters are zinc oxide, titanium dioxide, 3- (4'-methylbenzylidene) -dl-camphor, 1 - (4-tert-butylphenyl) -3- (4-methoxyphenyl) propane-1, 3-dionone, 4-isopropyldibenzoyl - methane, 2-hydroxy-4-methoxybenzophenone, octyl methoxycinnamate, 3,3,5-trimethylcyclohexylsalyl cylate, 4- (dimethylamino) 2-ethylhexyl be ⁇ zoate, 2-cyano-3,3-diphenyl 2-ethylhexyl benzyl 2-ethylhexyl ester, 5-sulfonic acid and its potassium, sodium and t ⁇ ethanolamine salts
  • Zinc oxide and titanium dioxide are particularly preferred UV filters
  • titanium dioxide is used according to the invention, it is preferred that, in addition to titanium dioxide, one or more further UV filters selected from 3- (4'-methylbenzylidene) - dl-camphor, 1 - (4-tert-butylphenyl) -3- (4th -methoxyphenyl) propane-1, 3-dionon, 4-isopropyld ⁇ benzoylmethane, 2-hydroxy-4-methoxybenzophenone, octyl methoxycinnamate, 3,3,5-t ⁇ methylcyclohexyl salicylicate, 4- (dimethylamino) 3-2-ethylhexanoate, 2-ethylhexyl 3-D ⁇ phenylacrylsaure- 2-ethylhexyl ester, 2-Phenylbenz ⁇ m ⁇ dazol-5-sulfonic acid and their potassium, sodium and T ⁇ ethanolaminsalze be used It is particularly preferred that, in addition to titanium dioxide, the UV filters 2-hydroxy-4-me
  • ectoin or ectoin derivatives can be used for the prophylaxis and / or treatment of UV-induced immunosuppression.
  • the use of ectoin or ectoin derivatives according to the invention leads in particular to protection of Langerhans cells in the skin or ectoine derivatives preserve the dental morphology of the Langerhans cells and their ability to present antigen. Overall, UV-induced immunosuppression can thus be effectively avoided
  • the INCI names of the raw materials used are as follows (the INCI names are specified in English by definition)
  • Paraffin, thin fluid Mineral Oil Paraffinum Liquidum
  • Biotin was dissolved in water and 2-propanol. Ectoin was then dissolved and the remaining raw materials were added with stirring
  • Nicotinamide (Vitamin B3) d) Niaci ⁇ amid 0.10
  • Germaben II (4) propylene glycol, 0.20 diazolidinyl urea, methyl paraben, propyl paraben
  • the pearlescent pigment was dispersed in the water / propanol mixture of phase A and the Carbopol was sprinkled in with stirring. After complete dissolution, the pre-dissolved phase B was slowly stirred in
  • pearlescent pigments are interference pigments, silver pigments, gold pigments, iron oxide pigments
  • Plantacare 2000 (3) decyl glucoside 20.00 Texapon ASV (3) Magnesium Oleth Sulfate, 0.65 Sodium Oleth Sulfate, Magnesium Laureth-8 Sulfate, Sodium Laureth-8 Sulfate, Magnesium Laureth Sulfate, Sodium Laureth Sulfate
  • Citric acid monohydrate 130137 (1) Cit ⁇ cid 0.15 water, demineralized Aqua (Water) 10.00
  • phase A the pigment was stirred into the water.
  • Keltrol T was slowly sprinkled in with stirring and stirring was continued until dissolved.
  • Phases B and C were added in succession, and stirring was continued until everything was homogeneously distributed
  • Phase B was introduced and mixed with a propeller stirrer, phase A was added dropwise
  • Phases A and B were heated separately to 75 ° C, phase C was slowly added to B at 75 ° C with stirring and stirring was continued until a homogeneous mixture was obtained. Phase A was then added to the mixture B / C and homogenized with stirring the mixture obtained was cooled to room temperature
  • Abil WE 09 (2) polyglyceryl-4-isostearate, 5.00 cetyl dimethicone copolyol, hexyl laurate
  • Phase B was heated to 80 ° C. and phase A was heated to 75 ° C. Phase B was slowly stirred into phase A. The mixture was homogenized and cooled with stirring
  • MERCARE ® Olaflur 111680 (1) Olaflur, Propylene Glycol 1, 17 1 03281 bromochlorophene (1) Bromochlorophene 0.08 Flavor 35049 (2) 0.78
  • Phases A and B were separately premixed. Phase C was heated to 50 ° C. Phases A and B were stirred into Phase C and mixed under vacuum. After slow addition of Phase D, the mixture was homogenized under vacuum. The mixture was stirred under vacuum until the gel became clear was
  • phase B All components of phase B were weighed together, heated (60-70 ° C.) and stirred well until a homogeneous mass was obtained. Then phases B and C were added and the mixture was stirred again. The homogeneous mixture was filled at 50-60 ° C.
  • a cream (O W) containing ectoin is produced from the following components
  • phases A and B are heated separately to 75 ° C. Thereafter, phase A is slowly added to phase B with stirring and stirred until a homogeneous mixture is obtained. After homogenization of the emulsion, the mixture is cooled to 30 ° C. with stirring C warmed, phase C added and stirred until homogeneous
  • a cream (O / W) without ectoin is made from the following components
  • Phases A and B are heated separately to 75 ° C. Thereafter, phase A is slowly added to phase B with stirring and stirred until a homogeneous mixture is obtained
  • Vacuum measuring device Vacuumbrand
  • Designation / type Manufacturer / order number:
  • the subject group for the study was composed of 10 skin-healthy subjects (5 male and 5 female subjects, phototype ll-IV). The subjects had a mean age of 42.1 ⁇ 11.4 years and an age distribution of 27.4 to 69, 7 years on
  • test areas were no longer creamed from 48 hours before the start of the test and were not exposed to UV radiation for one week before the start of the test
  • test areas Two of the test areas were treated twice daily with the corresponding creams according to Example 14 or Comparative Example 1 (approx. 2.0 mg / cm 2 ) for a period of 14 days
  • MED Minimum erythema dose
  • the irradiated areas of the subjects were visual after 24 hours If a clear or moderate erythema on one or two of the six radiation areas was clearly verified after 24 hours, the test person was released and reappointed 13 days later for the radiation of the actual test areas. If the test person did not show any clear erythema, he was at the other Un Terarm laterally outside the test area with a light staircase with an increased dose, ie with a shorter distance to the radiation source and / or a longer radiation tent, again irradiated accordingly and after another 24 hours again visually assessed on the 6 radiation areas to evaluate the UV light-reduced skin changes Evaluation of the UV-light-induced erythema, the individual MED was determined for each subject
  • one suction cup which had a clear opening of 5 mm, was fastened to the test areas by means of plaster strips.
  • a vacuum of 750 to 700 mbar was created under the suction cups within 2 to 2.5 hours of small suction bubbles with a diameter of approx. 5 mm.
  • the bladder roofs were wrapped sterile using a surgical cutlery and briefly collected in cold physiological buffer solution until further use (ATPase staining)
  • the bladder roofs of the suction bladders obtained in this way were used for the investigations.
  • the preparations were subjected to a color procedure in 24-hole tissue culture plates in a volume of 1.0 ml per well.
  • the preparation (suction bladder roof) was briefly rinsed in PBS in the first step Preparation incubated for 20 minutes at 4 ° C in 0.2 M cacodylate buffer. This was followed by 3 rinsing steps in 0.9% NaCl solution at 4 ° C (total time approx. 10 min).
  • the preparation was then in for 30 minutes at 37 ° C a color solution, which was obtained by mixing 10 mg ATP in 5 ml 10% MgSO solution with 3 ml 2% Pb (NO 3 ) 2 solution and 42 ml 0.2 M T ⁇ smal buffer, followed by incubation a double rinse with 0.9% NaCl solution at 4 ° C for 5 minutes each. The subsequent incubation in a 1% ammonium sulfide solution led to the formation of a dark PbS precipitate. Finally, twice at 4 ° C for a total of 5 minutes sp ult (PBS) and the preparation then transferred to a slide and capped with a drop of PBS.
  • the capping medium was obtained by dissolving 1 g of Mowiol in 3 ml of PBS while heating
  • Tr ⁇ s (hydroxymethyl) am ⁇ no- 130132 (1) TROMETHAMINE 0.60 methane Germaben II (3) PROPYLENE GLYCOL, 0.20
  • the pearlescent pigment was dispersed in the water of phase A and the Carbopol was added with stirring. After complete dissolution, the pre-dissolved phase B was stirred in. Finally, phases C and D were added
  • Viscosity 60,000 mPa s (Brookfield RVT, spindle C, 5 rpm, Helipath) at 25 ° C
  • Phases A and B were heated separately to 80 ° C. Phase A was added to phase B with stirring, and homogenized and then cooled to room temperature with stirring
  • Viscosity 25 ° C
  • Viscosity 34,000 mPa-s (Brookfield RVT, spindle C, 5 rpm, Helipath)
  • Liquid paraffin 107162 (1) PARAFFINUM LIQUIDUM 10.00
  • the pearlescent pigment was dispersed in the water of phase A. Possibly acidified with a few drops of citric acid to reduce the viscosity Phase C was stirred into phase A / B, homogenized, neutralized with phase D, homogenized again and cooled with stirring
  • Viscosity 33000 mPa s (Brookfield RVT, spindle C, 5 rpm, Helipath), 24 ° C
  • OXYNEX®K liquid 108324 PEG-8, TOCOPHEROL, 0.10 ASCORBYL, PALMITATE, ASCORBIC ACID, CITRIC ACID
  • AQUA Water, demineralized AQUA (WATER) 68.40 RonaCare TM Ectoin 130200 (1) ECTOIN 1, 00 Sisterna L70-C (6) AQUA (WATER), SUCROSE 5.00 LAURATE, ALCOHOL
  • Phase B was dispersed in phase A.
  • the pre-dissolved phase C was added with stirring
  • Phase A / B added, neutralized, homogenized and phase D was added with stirring
  • Viscosity 1 13000 mPa s (Brookfield RVT, spindle C, 10 rpm, Helipath), 25 ° C
  • Isolan Gl 34 (1) POLYGLYCERYL-4- 1, 00 ISOSTEARATE
  • Phase A and phase B were heated separately to 80 ° C. Phase B was added to phase A with stirring, homogenized and phase C was added at approx. 35 ° C. The mixture was cooled to room temperature with stirring
  • Viscosity 6500 mPa s (Brookfield RVT, spindle C, 20 rpm, Helipath), 25 ° C
  • Phase A was heated to 75 ° C.
  • Phase B was heated to 80 ° C. and was added to phase A with stirring, homogenized and phase C was added at approx. 35 ° C.
  • the mixture was cooled to room temperature with stirring.
  • Viscosity 342000 mPa-s (Brookfield RVT, spindle C, 2.5 rpm, Helipath), at 24 ° C
  • Phase A and phase B were heated separately to 75 ° C. Phase B was added to phase A with stirring, homogenized and phase C was added at approx. 30 ° C. The mixture was cooled to room temperature with stirring Remarks Viscosity: 41000 mPa s (Brookfield RVT, spindle C, 5 rpm, Helipath), at 24 ° C
  • Phase A and phase B were heated to 80 ° C. Phase B became phase with stirring
  • Viscosity 220000 mPa s (Brookfield RVT, spindle D, 5 rpm, Helipath), at 24 ° C
  • Arlacel P135 D PEG-30 1, 50 DIPOLYHYDROXYSTEARATE
  • Jojobaol (2) BUXUS CHINENSIS (JOJOBA 8.00 OIL)
  • Phase A and phase B were heated to 75 ° C. Phase A was slowly homogenized, stirred into phase B, possibly neutralized with sodium hydroxide solution and cooled with stirring Remarks pH value (22 ° C) 5.7
  • Viscosity 24 ° C 42000 mPa s (Brookfield RVT, spindle C, 5 rpm, Helipath)
  • EUSOLEX® 2292 105382 (D OCTYL 7.50 METHOXYCINNAMATE, BHT
  • EUSOLEX® 4360 105376 (1) BENZOPHENONE-3 2.50 EUSOLEX® HMS 1 1 1412 (D HOMOSALATE 7.00 Hetester PHA (2) PROPYLENE GLYCOL 5.00 ISOCETETH-3 ACETATE
  • OXYNEX® K liquid 108324 (1) PEG-8, TOCOPHEROL, 0, 10 ASCORBYL PALMITATE, ASCORBIC ACID, CITRIC ACID
  • Phase A and phase B were heated to 80 ° C. Phase B became phase with stirring
  • phase C A given, neutralized at room temperature with phase C and homogenized
  • Jojobaol (3) BUXUS CHINENSIS 7 00
  • Phases A and B were heated to 80 ° C. Phase B was added to phase A with stirring and cold-stirred
  • Viscosity (24 ° C) 95000 mPa s (Brookfield RVT, spindle C, 5 rpm, Helipath)
  • Phase A was heated to 75 ° C., phase B was well premixed in the cold, then heated to 75 ° C., then phase B was added to phase A with stirring, homogenized, neutralized and cold-stirred
  • Viscosity (21 ° C) 109000 mPa s (Brookfield RVT, spindle C, 5 rpm, Helipath)

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Birds (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Organic Chemistry (AREA)
  • Cosmetics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

L'invention concerne l'utilisation pour assurer la prophylaxie et/ou le traitement de l'immunodépression induite par U.V., d'au moins un composé sélectionné parmi un composé de formule 1a,1b, un de ses sels physiologiquement tolérables ou une de ses formes stéréoisomères. Dans cette formule, R<1> désigne H ou alkyle, R<2> désigne H, COOH, COO-alkyle ou CO-NH-R<5>, R<3> et R<4> désignent dans chaque cas indépendamment l'un de l'autre H ou OH, n vaut 1, 2 ou 3, R<5> désigne H, alkyle, un reste d'aminoacide, un reste dipeptide ou un reste tripeptide et alkyle désigne un reste alkyle ayant entre 1 et 4 atomes de carbone. Ces composés s'utilisent de manière générale sous forme de composition topique.
EP01913886A 2000-03-24 2001-03-15 Utilisation d'ectoine ou derives d'ectoine pour assurer la prophylaxie et/ou le traitement de l'immunodepression induite par u.v. Withdrawn EP1265613A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10014631A DE10014631A1 (de) 2000-03-24 2000-03-24 Verwendung von Ectoin oder Ectoin-Derivaten zur Prophylaxe und/oder Behandlung von UV-induzierter Immunsuppression
DE10014631 2000-03-24
PCT/EP2001/002988 WO2001072287A2 (fr) 2000-03-24 2001-03-15 Utilisation d'ectoine ou derives d'ectoine pour assurer la prophylaxie et/ou le traitement de l'immunodepression induite par u.v.

Publications (1)

Publication Number Publication Date
EP1265613A2 true EP1265613A2 (fr) 2002-12-18

Family

ID=7636176

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01913886A Withdrawn EP1265613A2 (fr) 2000-03-24 2001-03-15 Utilisation d'ectoine ou derives d'ectoine pour assurer la prophylaxie et/ou le traitement de l'immunodepression induite par u.v.

Country Status (6)

Country Link
US (1) US20030198609A1 (fr)
EP (1) EP1265613A2 (fr)
JP (1) JP2003528132A (fr)
AU (1) AU2001239301A1 (fr)
DE (1) DE10014631A1 (fr)
WO (1) WO2001072287A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE025145T2 (en) * 2002-02-22 2016-01-28 Meda Ab A method for reducing and treating immunosuppression induced by ultraviolet B radiation
DE10214257A1 (de) * 2002-03-28 2003-10-16 Merck Patent Gmbh Verwendung von kompatiblen Soluten zur Inhibierung der Freisetzung von Ceramiden
DE10330768A1 (de) 2003-07-07 2005-02-24 bitop Aktiengesellschaft für biotechnische Optimierung Verwendung von aus extremophilen Bakterien gewonnenen Osmolyten zur Herstellung von inhalierbaren Arzneimitteln zur Prophylaxe und Behandlung pulmonaler und kardiovaskulärer Erkrankungen, sowie eines Osmolyte als Wirkstoffbestandteil enthaltende Inhalationsvorrichtung
DE10337863A1 (de) 2003-08-18 2005-03-17 Merck Patent Gmbh Verwendung von Chromen-4-on-Derivaten
US20050255072A1 (en) * 2004-01-20 2005-11-17 Jampani Hanuman B Two-phase compositions containing alcohol
ES2569060T3 (es) * 2004-12-27 2016-05-06 Pokka Sapporo Food & Beverage Ltd. Material antioxidante, agente antideterioro, y alimento o bebida
US9040030B2 (en) * 2010-12-30 2015-05-26 L'oreal Mascara compositions containing an oil-dispersible micronized wax and a water-dispersible wax

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0656773B1 (fr) * 1992-08-26 1997-04-02 Beiersdorf Aktiengesellschaft Utilisation de capteurs de radicaux comme agents immunomodulateurs dans des compositions cosmetiques et dermatologiques
DE4342560A1 (de) * 1993-12-14 1995-06-22 Marbert Gmbh Ectoin und Ectoinderivate als Feuchtigkeitsspender in Kosmetikprodukten
DE19933461A1 (de) * 1998-07-10 2000-01-13 Beiersdorf Ag Verwendung von Ectoinen und UV-Filtern
DE19834816A1 (de) * 1998-08-01 2000-02-03 Merck Patent Gmbh Verwendung von Ectoin oder Ectoin-Derivaten in kosmetischen Formulierungen
ES2228089T3 (es) * 1998-08-01 2005-04-01 Merck Patent Gmbh Empleo de ectoina o derivados de ectoina en formulaciones cosmeticas.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0172287A2 *

Also Published As

Publication number Publication date
JP2003528132A (ja) 2003-09-24
AU2001239301A1 (en) 2001-10-08
WO2001072287B1 (fr) 2002-06-06
WO2001072287A3 (fr) 2002-03-28
US20030198609A1 (en) 2003-10-23
WO2001072287A2 (fr) 2001-10-04
DE10014631A1 (de) 2001-09-27

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