JPH09510289A - イムノアッセイで使用するための干渉除去剤 - Google Patents
イムノアッセイで使用するための干渉除去剤Info
- Publication number
- JPH09510289A JPH09510289A JP7522705A JP52270595A JPH09510289A JP H09510289 A JPH09510289 A JP H09510289A JP 7522705 A JP7522705 A JP 7522705A JP 52270595 A JP52270595 A JP 52270595A JP H09510289 A JPH09510289 A JP H09510289A
- Authority
- JP
- Japan
- Prior art keywords
- streptavidin
- avidin
- biotin
- interference
- analyte
- 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.)
- Granted
Links
- 238000003018 immunoassay Methods 0.000 title claims abstract description 23
- 108010090804 Streptavidin Proteins 0.000 claims abstract description 88
- 108090001008 Avidin Proteins 0.000 claims abstract description 72
- 230000003993 interaction Effects 0.000 claims abstract description 14
- YBJHBAHKTGYVGT-ZKWXMUAHSA-N (+)-Biotin Chemical compound N1C(=O)N[C@@H]2[C@H](CCCCC(=O)O)SC[C@@H]21 YBJHBAHKTGYVGT-ZKWXMUAHSA-N 0.000 claims description 128
- 239000011616 biotin Substances 0.000 claims description 67
- 229960002685 biotin Drugs 0.000 claims description 67
- 235000020958 biotin Nutrition 0.000 claims description 63
- 238000009739 binding Methods 0.000 claims description 51
- 230000027455 binding Effects 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 39
- 239000012491 analyte Substances 0.000 claims description 34
- 238000012360 testing method Methods 0.000 claims description 34
- 239000003795 chemical substances by application Substances 0.000 claims description 32
- 102000004169 proteins and genes Human genes 0.000 claims description 27
- 108090000623 proteins and genes Proteins 0.000 claims description 27
- 230000009870 specific binding Effects 0.000 claims description 26
- 239000007790 solid phase Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 150000001615 biotins Chemical class 0.000 claims description 13
- 239000003153 chemical reaction reagent Substances 0.000 claims description 12
- 238000003556 assay Methods 0.000 claims description 11
- 239000012634 fragment Substances 0.000 claims description 10
- 238000012986 modification Methods 0.000 claims description 6
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- 239000004020 conductor Substances 0.000 claims description 4
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- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 150000001413 amino acids Chemical class 0.000 claims description 3
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- 238000009738 saturating Methods 0.000 claims description 3
- 238000006467 substitution reaction Methods 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- 230000001588 bifunctional effect Effects 0.000 claims description 2
- 238000012217 deletion Methods 0.000 claims description 2
- 230000037430 deletion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
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- 230000003588 decontaminative effect Effects 0.000 claims 1
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 235000018102 proteins Nutrition 0.000 description 25
- 239000000872 buffer Substances 0.000 description 24
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 16
- 239000000243 solution Substances 0.000 description 16
- 239000003463 adsorbent Substances 0.000 description 14
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 13
- 108091003079 Bovine Serum Albumin Proteins 0.000 description 12
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 12
- 229940098773 bovine serum albumin Drugs 0.000 description 12
- 238000004132 cross linking Methods 0.000 description 11
- 239000008057 potassium phosphate buffer Substances 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 229910000160 potassium phosphate Inorganic materials 0.000 description 7
- 235000011009 potassium phosphates Nutrition 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 239000011780 sodium chloride Substances 0.000 description 6
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- 102000004190 Enzymes Human genes 0.000 description 5
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- 229940088598 enzyme Drugs 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 238000002835 absorbance Methods 0.000 description 4
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 4
- 238000011534 incubation Methods 0.000 description 4
- 210000002966 serum Anatomy 0.000 description 4
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- 108091022930 Glutamate decarboxylase Proteins 0.000 description 3
- 108060003951 Immunoglobulin Proteins 0.000 description 3
- 241001362551 Samba Species 0.000 description 3
- 229930006000 Sucrose Natural products 0.000 description 3
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 3
- 230000004913 activation Effects 0.000 description 3
- 238000003776 cleavage reaction Methods 0.000 description 3
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- 125000001493 tyrosinyl group Chemical group [H]OC1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])(N([H])[H])C(*)=O 0.000 description 3
- HRLAPUHJWRZEIC-UHFFFAOYSA-N 4-nitrobenzenesulfonyl fluoride Chemical compound [O-][N+](=O)C1=CC=C(S(F)(=O)=O)C=C1 HRLAPUHJWRZEIC-UHFFFAOYSA-N 0.000 description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- 102100035902 Glutamate decarboxylase 1 Human genes 0.000 description 2
- 102000008394 Immunoglobulin Fragments Human genes 0.000 description 2
- 108010021625 Immunoglobulin Fragments Proteins 0.000 description 2
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 2
- 239000004472 Lysine Substances 0.000 description 2
- 241001024304 Mino Species 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 235000001014 amino acid Nutrition 0.000 description 2
- -1 antibody Proteins 0.000 description 2
- OHDRQQURAXLVGJ-HLVWOLMTSA-N azane;(2e)-3-ethyl-2-[(e)-(3-ethyl-6-sulfo-1,3-benzothiazol-2-ylidene)hydrazinylidene]-1,3-benzothiazole-6-sulfonic acid Chemical compound [NH4+].[NH4+].S/1C2=CC(S([O-])(=O)=O)=CC=C2N(CC)C\1=N/N=C1/SC2=CC(S([O-])(=O)=O)=CC=C2N1CC OHDRQQURAXLVGJ-HLVWOLMTSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001720 carbohydrates Chemical class 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 2
- 239000012154 double-distilled water Substances 0.000 description 2
- 230000002255 enzymatic effect Effects 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 239000005556 hormone Substances 0.000 description 2
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- 230000000415 inactivating effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000002715 modification method Methods 0.000 description 2
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- 238000007826 nucleic acid assay Methods 0.000 description 2
- 238000011330 nucleic acid test Methods 0.000 description 2
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- 239000002245 particle Substances 0.000 description 2
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- 235000019260 propionic acid Nutrition 0.000 description 2
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- AHTFMWCHTGEJHA-UHFFFAOYSA-N s-(2,5-dioxooxolan-3-yl) ethanethioate Chemical compound CC(=O)SC1CC(=O)OC1=O AHTFMWCHTGEJHA-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- LWAVGNJLLQSNNN-UHFFFAOYSA-N (2,5-dioxopyrrolidin-1-yl) 4-azidobenzoate Chemical compound C1=CC(N=[N+]=[N-])=CC=C1C(=O)ON1C(=O)CCC1=O LWAVGNJLLQSNNN-UHFFFAOYSA-N 0.000 description 1
- NRZZLYODXDSLEK-UHFFFAOYSA-N (6-ethoxy-6-oxohexyl) 3,5-diacetamido-2,4,6-triiodobenzoate Chemical compound CCOC(=O)CCCCCOC(=O)C1=C(I)C(NC(C)=O)=C(I)C(NC(C)=O)=C1I NRZZLYODXDSLEK-UHFFFAOYSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- VFYFMNCKPJDAPV-UHFFFAOYSA-N 2,2'-(5-oxo-1,3-dioxolan-4,4-diyl)diessigs Chemical compound C1N(C2)CN3CN1CN2C3.OC(=O)CC1(CC(O)=O)OCOC1=O VFYFMNCKPJDAPV-UHFFFAOYSA-N 0.000 description 1
- KURRHYKFNUZCSJ-UHFFFAOYSA-N 2-(2-ethoxyethoxy)ethanamine Chemical compound CCOCCOCCN KURRHYKFNUZCSJ-UHFFFAOYSA-N 0.000 description 1
- QKNYBSVHEMOAJP-UHFFFAOYSA-N 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydron;chloride Chemical compound Cl.OCC(N)(CO)CO QKNYBSVHEMOAJP-UHFFFAOYSA-N 0.000 description 1
- TVZRAEYQIKYCPH-UHFFFAOYSA-N 3-(trimethylsilyl)propane-1-sulfonic acid Chemical compound C[Si](C)(C)CCCS(O)(=O)=O TVZRAEYQIKYCPH-UHFFFAOYSA-N 0.000 description 1
- GUQQBLRVXOUDTN-XOHPMCGNSA-N 3-[dimethyl-[3-[[(4r)-4-[(3r,5s,7r,8r,9s,10s,12s,13r,14s,17r)-3,7,12-trihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthren-17-yl]pentanoyl]amino]propyl]azaniumyl]-2-hydroxypropane-1-sulfonate Chemical compound C([C@H]1C[C@H]2O)[C@H](O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H]([C@@H](CCC(=O)NCCC[N+](C)(C)CC(O)CS([O-])(=O)=O)C)[C@@]2(C)[C@@H](O)C1 GUQQBLRVXOUDTN-XOHPMCGNSA-N 0.000 description 1
- CKRJGDYKYQUNIM-UHFFFAOYSA-N 3-fluoro-2,2-dimethylpropanoic acid Chemical compound FCC(C)(C)C(O)=O CKRJGDYKYQUNIM-UHFFFAOYSA-N 0.000 description 1
- VIYKJPWHXVYFHI-UHFFFAOYSA-N 3-hexanoyl-1-hydroxypyrrolidine-2,5-dione;pyrrole-2,5-dione Chemical compound O=C1NC(=O)C=C1.CCCCCC(=O)C1CC(=O)N(O)C1=O VIYKJPWHXVYFHI-UHFFFAOYSA-N 0.000 description 1
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- 239000011665 D-biotin Substances 0.000 description 1
- ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical compound N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 description 1
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
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- 108010015776 Glucose oxidase Proteins 0.000 description 1
- 239000004366 Glucose oxidase Substances 0.000 description 1
- 102000008214 Glutamate decarboxylase Human genes 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
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- LECVSUDKRHNAST-CAGKOAJJSA-N NCCOCCOCCNC(C(C=C1)=CC=C1N=[N+]=[N-])=O.OC(CCCC[C@@H]([C@H]1N2)SC[C@@H]1NC2=O)=O Chemical compound NCCOCCOCCNC(C(C=C1)=CC=C1N=[N+]=[N-])=O.OC(CCCC[C@@H]([C@H]1N2)SC[C@@H]1NC2=O)=O LECVSUDKRHNAST-CAGKOAJJSA-N 0.000 description 1
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- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 description 1
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- PGLTVOMIXTUURA-UHFFFAOYSA-N iodoacetamide Chemical compound NC(=O)CI PGLTVOMIXTUURA-UHFFFAOYSA-N 0.000 description 1
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- 239000003550 marker Substances 0.000 description 1
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- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical class [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 1
- 125000006501 nitrophenyl group Chemical group 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
-
- 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
- G01N33/5306—Improving reaction conditions, e.g. reduction of non-specific binding, promotion of specific binding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/962—Prevention or removal of interfering materials or reactants or other treatment to enhance results, e.g. determining or preventing nonspecific binding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S436/00—Chemistry: analytical and immunological testing
- Y10S436/824—Immunological separation techniques
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S436/00—Chemistry: analytical and immunological testing
- Y10S436/825—Pretreatment for removal of interfering factors from sample
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
- Y10T436/25125—Digestion or removing interfering materials
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.アビジンまたはストレプトアビジンまたはそれらの誘導体を含有する、イム ノアッセイにおいて非特異的相互作用を避けるための干渉除去剤。 2.均一に架橋されたアビジンまたはストレプトアビジン分子がアビジンまたは ストレプトアビジン誘導体として用いられる、請求項1に記載の干渉除去剤。 3.二官能性または多官能性化合物により架橋されたアビジンまたはストレプト アビジン分子がアビジンまたはストレプトアビジン誘導体として用いられる、請 求項1に記載の干渉除去剤。 4.不均一に架橋されたアビジンまたはストレプトアビジン分子がアビジンまた はストレプトアビジン誘導体として用いられる、請求項1に記載の干渉除去剤。 5.タンパク質と架橋されたアビジンまたはストレプトアビジン分子が用いられ る、請求項4に記載の干渉除去剤。 6.重合タンパク質と架橋されたアビジンまたはストレプトアビジン分子が用い られる、請求項5に記載の干渉除去剤。 7.均一に架橋されたアビジンまたはストレプトアビジン分子がアビジンまたは ストレプトアビジン分子として用いられる、請求項5または6に記載の干渉除去 剤。 8.アビジンまたはストレプトアビジンの断片または断片の混合物がアビジンま たはストレプトアビジン誘導体として用いられる、請求項1に記載の干渉除去剤 。 9.不活性化されたアビジンまたはストレプトアビジンがアビジンまたはストレ プトアビジン誘導体として用いられる、請求項1〜8のいずれか1つに記載の干 渉除去剤。 10.アビジンまたはストレプトアビジンの不活性化がビオチンまたはビオチン誘 導体で飽和することにより実施される、請求項9に記載の干渉除去剤。 11.不活性化がアビジンまたはストレプトアビジンの活性中心を共有結合的に修 飾することにより達成される、請求項9に記載の干渉除去剤。 12.共有結合修飾のために活性中心の少なくとも1つのアミノ酸が誘導体化され るか、またはビオチンが活性中心に共有結合される、請求項11に記載の干渉除去 剤。 13.ビオチンが光活性化可能なビオチン、例えばビオチン-DADOO-AB、によって 活性中心に共有結合される、請求項12に記載の干渉除去剤。 14.活性中心が個々のまたは数個のアミノ酸残基の置換、欠失または挿入のよう な遺伝子工学的手法により不活性化される、請求項9に記載の干渉除去剤。 15.不活性化されたアビジンまたはストレプトアビジンが固相に結合されたビオ チンおよび/またはアビジンまたはストレプトアビジンでさらに精製されたもの である、請求項9〜14のいずれか1つに記載の干渉除去剤。 16.イムノアッセイにおける請求項1〜15のいずれか1つに記載の干渉除去剤の 使用。 17.アビジンまたはストレプトアビジンが結合成分として用いられるイムノアッ セイにおける請求項1〜15のいずれか1つに記載の干渉除去剤の使用。 18.(1) サンプルを (a) 請求項1〜15のいずれか1つに記載の干渉除去剤 (b) 被検体の1種または数種の特異的結合相手 と接触させ、そして (2) 被検体と特異的結合相手から形成された複合体を、該被検体の存在の指 標として測定する、 ことを含んでなるサンプル中の被検体の測定方法。 19.前記方法の少なくとも1つの結合成分がアビジン/ビオチンまたはストレプ トアビジン/ビオチンによりカップリングされ、そしてこの結合成分のカップリ ングが干渉除去剤の添加前に行われる、請求項18に記載のサンプル中の被検体の 測定方法。 20.(1) サンプルを (a) 請求項1〜15のいずれか1つに記載の干渉除去剤 (b) 被検体の1種または数種の特異的結合相手 と接触させ、そして (2) 被検体と特異的結合相手から形成された複合体を、該被検体の存在の指 標として測定する、 ことを含んでなり、その際、サンプルを(a)および(b)と同時に接触させること からなるサンプル中の被検体の測定方法。 21.(1) 請求項1〜15のいずれか1つに記載のアビジンまたはストレプトアビジ ン誘導体、および (2) 被検体の少なくとも1つの特異的結合相手 を含有する、サンプル中の被検体の測定方法に用いるテストコンビネーション 。 22.前記の方法が測定のために必要とする他の全ての試薬をさらに含有する、請 求項21に記載のテストコンビネーション。 23.アビジンまたはストレプトアビジンを修飾し、場合により、固相に結合させ たビオチンおよび/またはアビジンまたはストレプトアビジンで精製することを 含んでなる、請求項9〜15のいずれか1つに記載の干渉除去剤の製造方法。 24.アビジンまたはストレプトアビジンの活性中心をビオチンまたはビオチン誘 導体で飽和させるか、または該活性中心を共有結合的に修飾し、そして固相に結 合させたビオチンおよび/またはアビジンまたはストレプトアビジンで精製する ことにより得られる、不活性化されたアビジンまたはストレプトアビジン。 25.アビジンまたはストレプトアビジンの活性中心を光活性化可能なビオチン誘 導体で飽和させ、続いて光反応を開始させてビオチン誘導体を共有結合させるこ とにより得られる、ビオチンが該活性中心に結合され、さらに該活性中心の外側 に共有結合で結合されている、不活性化されたアビジンまたはストレプトアビジ ン。 26.ビオチン-DADOO-ABがビオチン誘導体として用いられる、請求項25に記載の 不活性化されたアビジンまたはストレプトアビジン。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4407423A DE4407423A1 (de) | 1994-03-05 | 1994-03-05 | Entstörmittel zum Einsatz bei Immunoassays |
WO4407423.9 | 1995-02-25 | ||
DE4407423.9 | 1995-02-25 | ||
WO95/00690 | 1995-02-25 | ||
DE95/00690 | 1995-02-25 | ||
PCT/EP1995/000690 WO1995023800A1 (de) | 1994-03-05 | 1995-02-25 | Photoaktivierbare biotinderivate und deren einsatz zum entstören von immunoassays |
PCT/EP1995/000776 WO1995023801A1 (de) | 1994-03-05 | 1995-03-03 | Entstörmittel zum einsatz bei immunoassays |
Publications (2)
Publication Number | Publication Date |
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JPH09510289A true JPH09510289A (ja) | 1997-10-14 |
JP3027770B2 JP3027770B2 (ja) | 2000-04-04 |
Family
ID=25934426
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Application Number | Title | Priority Date | Filing Date |
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JP7522705A Expired - Lifetime JP3027770B2 (ja) | 1994-03-05 | 1995-03-03 | イムノアッセイで使用するための干渉除去剤 |
Country Status (5)
Country | Link |
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US (1) | US5863740A (ja) |
JP (1) | JP3027770B2 (ja) |
CA (1) | CA2184386C (ja) |
FI (1) | FI114341B (ja) |
WO (1) | WO1995023801A1 (ja) |
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- 1995-03-03 US US08/700,435 patent/US5863740A/en not_active Expired - Lifetime
- 1995-03-03 CA CA002184386A patent/CA2184386C/en not_active Expired - Lifetime
- 1995-03-03 JP JP7522705A patent/JP3027770B2/ja not_active Expired - Lifetime
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1996
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Also Published As
Publication number | Publication date |
---|---|
JP3027770B2 (ja) | 2000-04-04 |
FI963461A (fi) | 1996-09-04 |
WO1995023801A1 (de) | 1995-09-08 |
FI114341B (fi) | 2004-09-30 |
US5863740A (en) | 1999-01-26 |
FI963461A0 (fi) | 1996-09-04 |
CA2184386C (en) | 2005-10-18 |
CA2184386A1 (en) | 1995-09-08 |
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