WO2012095614A1 - Nouvelles surfaces adhésives pour l'immobilisation de ligands - Google Patents
Nouvelles surfaces adhésives pour l'immobilisation de ligands Download PDFInfo
- Publication number
- WO2012095614A1 WO2012095614A1 PCT/FR2012/050085 FR2012050085W WO2012095614A1 WO 2012095614 A1 WO2012095614 A1 WO 2012095614A1 FR 2012050085 W FR2012050085 W FR 2012050085W WO 2012095614 A1 WO2012095614 A1 WO 2012095614A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ligand
- adhesive
- complex according
- complex
- support
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54353—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals with ligand attached to the carrier via a chemical coupling agent
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/531—Production of immunochemical test materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54393—Improving reaction conditions or stability, e.g. by coating or irradiation of surface, by reduction of non-specific binding, by promotion of specific binding
Definitions
- the present invention may be subject to a further com plete comprising at least one ligand immobilized on an adhesive coated on one of the faces of the support.
- ligands immobilized on a support is common, particularly in the field of diagnostic tests or in the field of biotechnology. These systems allow the use of a large number of molecules, as in the case of chips used for DNA or RNA analysis.
- Immobilization of ligands on a support has been widely described (Sambrook et al., 1989). Immobilization methods can be difficult, expensive, time consuming and partially effective. They are based on adsorption, ionic or covalent bonds or the trapping of ligands in a gel or polymer type matrix.
- patent application WO 2005/1 14417 describes the use of a layer of globular proteins applied to an adhesive support, a crosslinking agent then being applied to the layer of globular proteins, the protein catalysts being immobilized on the surface by reaction with the crosslinking agent.
- WO 03/072752 discloses protein chips made on a rigid substrate on which there is a hydrophobic and polymeric layer of polyvinylidene difluoride (PVDF) allowing the immobilization of proteins in the dry state, a high density of spots and having a high signal-to-noise ratio.
- PVDF polyvinylidene difluoride
- the present invention makes it possible to overcome the disadvantages described above by using a complex comprising a support having at least two faces, one of which is provided with a coating of an adhesive and at least one a ligand immobilized on said adhesive surface.
- the ligand deposited on the adhesive surface may be of protein nature: protein, oligopeptide, polypeptide, antibody, of nucleic nature: DNA, RNA, oligonucleotide (ie pri me), it can be ag it also includes des olers (oligosaccharides or polysaccharides) or small, possibly synthetic molecules such as toxins, pesticides, hormones, herbicides, fungicides, or neurotransmitters.
- des olers oligosaccharides or polysaccharides
- small, possibly synthetic molecules such as toxins, pesticides, hormones, herbicides, fungicides, or neurotransmitters.
- the support used may consist of a plate of glass, plastic, a polyester film or any other material that may be coated with an adhesive.
- the support is provided with a coating of an adhesive on two of its faces ( Figure 1).
- the adhesive is a common adhesive polymer that can have an activated surface.
- non-reactive adhesives such as styrene-butadiene copolymers, nitrile gums, polyvinyl acetate and its polymers, polyvinyl acetals, pressure-sensitive adhesives such as polyacrylates and silicone gums.
- poly (vinyl ether) or reactive adhesives as two-component polyurethane adhesives, epoxy adhesives, anaerobic acrylics, or cyanoacrylates.
- Ligands are selected to specifically interact with defined anti-ligands. Depending on the nature of the substrate and the immobilization strategy (by affinity, covalent, etc.), the ligands can be functionalized in order to obtain better immobilization.
- Different ligands can be dyed simultaneously on the same support and the design of the matrix can also include several replicas of the same probe ( Figure 1).
- Figure 1 For protein ligands, no pretreatment of the surface of the adhesive is necessary, and the ligands can be deposited (spotting step) directly onto the surface.
- a surface pretreatment step using a multifunctional crosslinking agent can be implemented to improve the activity of the immobilized ligands.
- a multifunctional crosslinking agent preferably glutaraldehyde
- the subject of the invention is a complex comprising a support, one of whose faces is provided with a coating of an adhesive, said adhesive surface being functionalized, for example by the action of an agent. crosslinking.
- the ligand is also functionalized.
- the present invention also relates to a process for preparing the complexes described above.
- the ligands are diluted in a buffer, for example, a saline buffer (selected according to the nature of the biomolecules used as ligands) and deposited on the surface of the coated support using, for example a non-contact type piezoelectric spotter or by immersing the coated support in a solution comprising the ligands.
- a buffer for example, a saline buffer (selected according to the nature of the biomolecules used as ligands) and deposited on the surface of the coated support using, for example a non-contact type piezoelectric spotter or by immersing the coated support in a solution comprising the ligands.
- the size of the drops deposited and therefore the size of the spots formed on the surface 50-1000 ⁇
- the density of the spots (1 -25 per mm 2 ) and the The size of the matrix can be modified according to the desired field of application and the nature of the biomolecules.
- a functionalization step of the support may be implemented before the deposition of the ligands, such as, for example, the treatment of the adhesive surface with a crosslinking agent such as glutaraldehyde.
- a post-treatment step may be implemented after the ligand deposition steps and optionally drying at room temperature.
- This post-treatment step may consist of heating (for example at 1 63 ° C. for one minute), washing (saline buffers, etc.) and / or saturating (to reduce the background noise) the complex.
- the complexes according to the invention can be used for the preparation of devices including analysis.
- Such devices comprise a substantially rigid support comprising at least one well delimiting an internal cavity comprising at least two openings, at least one of which is sealed by the complex according to the invention.
- Such devices may take the form of 12, 24 or 96 well plates or microfluidic networks commonly used in the field of diagnostic tests or in the field of biotechnology.
- the method for preparing such devices consists of sealing the complex according to the invention to the support so as to close at least one of said openings of the cavity, the adhesive surface comprising the ligands being oriented towards the inside of the cavity.
- the ligand-modified adhesive surface can be easily assembled with various types of materials in order to generate ready-to-use analytical tools ( Figures 2 and 3).
- the adhesive backing may be assembled with a bottomless 96-well plate to generate a solid-bottomed plate conventionally used for analytical purposes.
- the adhesive support can also be interfaced with various microfluidic networks, composed of channels, flow cells or mixers.
- the assembled microfluidic part can be made of any material available for this kind of application (glass, silicon, plastics, and other polymeric materials).
- the present invention also relates to a method for detecting and / or quantifying an anti-ligand comprising the implementation of a device or a complex as described above. Said complex or device is brought into contact with a sample that may contain an anti-ligand under conditions allowing the interaction between the ligand and the anti-ligand, optionally a labeled detection molecule is added and finally the signals generated by the interaction between the ligand and the anti-ligand are detected and / or quantified.
- the anti-ligand can come from a biological sample such as serum, blood, or plasma, an environmental sample such as a sample of water, gas, air, soil or a sample from of the agri-food industry as food.
- a biological sample such as serum, blood, or plasma
- an environmental sample such as a sample of water, gas, air, soil or a sample from of the agri-food industry as food.
- one or more steps may be added according to the imperatives inherent in the tagging and detection strategies of the interaction ( Figure 4).
- an additional labeling step eg interaction between the biotin moiety of a cell and a streptavidin molecule
- two strategies can be used:
- Alkaline phosphatase with chemiluminescent substrate Alkaline phosphatase with chemiluminescent substrate.
- Radiogra phy or radioactivity detection and / or quantification can also be used.
- Figure 1 schematic representation of the complex according to the invention, having (A) the support (S), a surface is coated with adhesive (ad) on which are immobilized ligands (L); (B) the support (S), two faces of which are coated with adhesive (ad), the ligands (L) being immobilized on one of the two faces.
- Figuet 2 schematic representation of the assembly of devices according to the invention
- A a microfluidic network
- B a 96-well plate
- Figu re 3 schematic representation of the assembly of a microfluidic network according to the invention.
- Figure 4 schematic representation of the method of detecting an anti-ligand in a sample.
- Figure 5 Curve showing the correlation between the intensity of the detected signal and the concentration of oligonucleotide (anti-ligand) in the sample.
- Figure 6 Curve showing the correlation between the intensity of the detected signal and the concentration of CRP (anti-ligand) in the sample.
- Figure 7 Curve showing the correlation between the intensity of the detected signal and the concentration of CRP (anti-ligand) in the sample.
- the ligands were spotted on the surface of the adhesive support and hybridized with an oligonucleotide of complementary sequence (anti-ligand).
- anti-ligand an oligonucleotide of complementary sequence
- a biotin - streptavidin phosphatase alkaline revealing system was used for the colorimetric revelation of the signal.
- a correlation between the intensity of the measured signal and the anti-ligand concentration has been demonstrated ( Figure 5).
- a 3M 7966WDL support was pretreated with 1% glutaraldehyde solution in 0.1 M pH 5 phosphate buffer for 1 hour at room temperature. 37 ° C. The supports were then washed with distilled water in order to be ready for use for the immobilization of the probes.
- This solution was spotted on the surface of a 3M 7966WDL adhesive using a piezoelectric spotter (BioChip Arrayer BCA1, PerkinElmer). substrate was dried in the open air and at room temperature. The spots produced have a diameter of about 100 ⁇ and the density of spots varies from 1 to 25 spots per mm 2 .
- the spotted adhesives are then assembled with a bottomless 96-well plate to generate a solid bottom plate of conventional use.
- the adhesive properties of the support are here essential in order to allow easy assembly achieved by exerting a low pressure on the two parts affixed against each other ( Figure 2). ⁇ Trial
- Solutions of anti-ligands (SEQ ID No. 2) at different concentrations mixed with the alkaline phosphatase-streptavidin conjugate ( 1 ⁇ g.mL- 1 ) were prepared in PBSTA buffer. 200 ⁇ l of the resulting solution were deposited in each well. then the whole was incubated on the spotted surface for 30 minutes at 37 ° C. Media Adhesives were then washed at room temperature with 1 ml of PBS.
- the present invention allows the implementation of q uantitative serological tests, which can be used for point-of-care diagnostic applications.
- Anti-CRP antibodies were immobilized on the support in order to serve as probes for the detection of CRP using biotinylated antibodies. corresponding targets.
- a biotin-streptavidin phosphatase Alcal ine-type revealing system was used for the colorimetric revelation of the signal.
- a correlation between the intensity of the measured signal and the concentration of target antibody (anti-ligand) has been demonstrated ( Figure 6). ⁇ Spotting ligands
- a solution of anti-CRP antibody at a concentration of 500 g.mL -1 in an acetate buffer (0.1M acetate, 0.1M KCl, bromophenol blue 0.25mg / m L pH 5.5) was spotted on the surface of a 3M 7966WDL adhesive using a piezoelectric spotter (BioChip Arrayer BCA1, PerkinElmer). No pretreatment of the surface is required. The surface was dried for 30 minutes at room temperature. The spots produced have a diameter of the order of 100 ⁇ in diameter and the density of spots may vary from 1 to 25 per mm 2 .
- the spotted adhesives are then assembled with a bottomless 96-well plate to generate a solid bottom plate of conventional use.
- the adhesive properties of the support are here essential in order to allow easy assembly achieved by exerting a low pressure on the two parts affixed against each other ( Figure 2).
- the post-treatment is carried out as follows: the supports are heated at + 163 ° C. for 1 minute, then washed by addition of PBS buffer and then incubated at 37 ° C. for 15 minutes with PBSTA buffer (0.1M phosphate, 0.5M NaCl, pH 7.4, Tween20 0.1% v / v, BSA 1% w / v) to saturate the surface.
- PBSTA buffer 0.1M phosphate, 0.5M NaCl, pH 7.4, Tween20 0.1% v / v, BSA 1% w / v
- the adhesive support of matrix proteins was assembled with a precursor microfluidic system consisting of micro-channels made of PVC / 3M 7966WD L or bi in half cracks of glass obtained by etching.
- the adhesive properties of the support are essential here to allow easy assembly achieved by exerting a low pressure on the two parts affixed against each other (Figure 3).
- Oligonucleotide matrix on microtitration adhesive plates for the quantitative detection of anti-ligand
- the present invention can be applied to the analysis and quantitative detection of oligonucleotide sequences (see Example 1).
- the ligands were spotted on the surface of the adhesive support and hybridized with an oligonucleotide of complementary sequence (anti-ligand).
- anti-ligand an oligonucleotide of complementary sequence
- a biotin - streptavidin phosphatase alkaline revealing system was used for the colorimetric revelation of the signal.
- a 3M 7966WDL carrier was pretreated with 1% glutaraldehyde solution in 0.1 M pH 5 phosphate buffer for 1 hour at 37 ° C. The supports were then washed with distilled water in order to be ready for use for the immobilization of the probes.
- This solution was spotted on the surface of a 3M 7966WDL adhesive using a piezoelectric spotter (BioChip Arrayer BCA1, PerkinElmer). substrate was dried in the open air and at room temperature. The spots produced have a diameter of about 100 ⁇ and the density of spots varies from 1 to 25 spots per mm 2 .
- Solutions of anti-ligands (SEQ ID No. 2) at different concentrations mixed with the alkaline phosphatase-streptavidin conjugate ( 1 ⁇ g.mL- 1 ) were prepared in PBSTA buffer. 200 ⁇ l of the resulting solution were deposited in each well. then the whole was incubated on the spotted surface for 30 minutes at 37 ° C. The adhesive supports were then washed at room temperature with 1 mL of PBS solution.
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- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Urology & Nephrology (AREA)
- Food Science & Technology (AREA)
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- Biotechnology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
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Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201280005398.7A CN103597350A (zh) | 2011-01-14 | 2012-01-12 | 用于固定配体的新型粘合表面 |
CA2823617A CA2823617A1 (fr) | 2011-01-14 | 2012-01-12 | Nouvelles surfaces adhesives pour l'immobilisation de ligands |
EP12704865.0A EP2663867A1 (fr) | 2011-01-14 | 2012-01-12 | Nouvelles surfaces adhésives pour l'immobilisation de ligands |
BR112013017696A BR112013017696A2 (pt) | 2011-01-14 | 2012-01-12 | complexo e uso do mesmo, dispositivo de análise e processo para preparação do mesmo e processo para detecção e/ou quantificação de um antiligante |
US13/978,061 US20130309781A1 (en) | 2011-01-14 | 2012-01-12 | Novel adhesive surfaces for the immobilization of ligands |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1150308A FR2970568B1 (fr) | 2011-01-14 | 2011-01-14 | Nouvelles surfaces adhesives pour l'immobilisation de ligands |
FR11/50308 | 2011-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012095614A1 true WO2012095614A1 (fr) | 2012-07-19 |
Family
ID=43881048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2012/050085 WO2012095614A1 (fr) | 2011-01-14 | 2012-01-12 | Nouvelles surfaces adhésives pour l'immobilisation de ligands |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130309781A1 (fr) |
EP (1) | EP2663867A1 (fr) |
CN (1) | CN103597350A (fr) |
BR (1) | BR112013017696A2 (fr) |
CA (1) | CA2823617A1 (fr) |
FR (1) | FR2970568B1 (fr) |
WO (1) | WO2012095614A1 (fr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5817470A (en) * | 1995-03-10 | 1998-10-06 | Sociedad Biotecnologica Collico Limitada | Immobilization of antigens to solid support by the mussel adhesive polyphenolic protein and the method for use therein |
WO2003072752A2 (fr) | 2002-02-27 | 2003-09-04 | Miragene, Inc. | Composition chimique a substrat amelioree pour l'immobilisation d'une proteine sur un support rigide |
WO2005114417A2 (fr) | 2004-05-07 | 2005-12-01 | General Motors Corporation | Procede d'immobilisation de catalyseurs proteiques, produit et utilisations |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4789601A (en) * | 1987-05-04 | 1988-12-06 | Banes Albert J | Biocompatible polyorganosiloxane composition for cell culture apparatus |
US6429027B1 (en) * | 1998-12-28 | 2002-08-06 | Illumina, Inc. | Composite arrays utilizing microspheres |
CA2389769A1 (fr) * | 1999-11-02 | 2001-05-10 | Celine Hu | Microreseaux moleculaires et procedes de production et d'utilisation de ces derniers |
US7727710B2 (en) * | 2003-12-24 | 2010-06-01 | 3M Innovative Properties Company | Materials, methods, and kits for reducing nonspecific binding of molecules to a surface |
JP4482025B2 (ja) * | 2005-09-15 | 2010-06-16 | エルジー・ライフ・サイエンシズ・リミテッド | 生体分子固定用粘着性ビーズ及びこれを用いたバイオチップの製造方法 |
CA2720747A1 (fr) * | 2008-02-21 | 2009-08-27 | Gentel Biosciences, Inc. | Subtrats pour des dosages multiplexes et utilisations de ceux-ci |
KR20110013393A (ko) * | 2008-05-16 | 2011-02-09 | 니폰 가야꾸 가부시끼가이샤 | 마이크로분석 칩용 점착 시트 및 마이크로분석 칩 그리고 그의 제조방법 |
-
2011
- 2011-01-14 FR FR1150308A patent/FR2970568B1/fr active Active
-
2012
- 2012-01-12 CA CA2823617A patent/CA2823617A1/fr not_active Abandoned
- 2012-01-12 US US13/978,061 patent/US20130309781A1/en not_active Abandoned
- 2012-01-12 WO PCT/FR2012/050085 patent/WO2012095614A1/fr active Application Filing
- 2012-01-12 CN CN201280005398.7A patent/CN103597350A/zh active Pending
- 2012-01-12 EP EP12704865.0A patent/EP2663867A1/fr not_active Withdrawn
- 2012-01-12 BR BR112013017696A patent/BR112013017696A2/pt not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5817470A (en) * | 1995-03-10 | 1998-10-06 | Sociedad Biotecnologica Collico Limitada | Immobilization of antigens to solid support by the mussel adhesive polyphenolic protein and the method for use therein |
WO2003072752A2 (fr) | 2002-02-27 | 2003-09-04 | Miragene, Inc. | Composition chimique a substrat amelioree pour l'immobilisation d'une proteine sur un support rigide |
WO2005114417A2 (fr) | 2004-05-07 | 2005-12-01 | General Motors Corporation | Procede d'immobilisation de catalyseurs proteiques, produit et utilisations |
Non-Patent Citations (2)
Title |
---|
BENJAMIN P. CORGIER ET AL: "Adhesive microarrays for multipurpose diagnostic tools", LAB ON A CHIP, vol. 11, no. 17, 1 September 2011 (2011-09-01), pages 3006 - 3010, XP055022615, ISSN: 1473-0197, DOI: 10.1039/c1lc20246d * |
See also references of EP2663867A1 |
Also Published As
Publication number | Publication date |
---|---|
CN103597350A (zh) | 2014-02-19 |
US20130309781A1 (en) | 2013-11-21 |
BR112013017696A2 (pt) | 2016-10-11 |
FR2970568B1 (fr) | 2016-05-06 |
EP2663867A1 (fr) | 2013-11-20 |
FR2970568A1 (fr) | 2012-07-20 |
CA2823617A1 (fr) | 2012-07-19 |
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