KR102261179B1 - 측면 흐름 분석-기반의 면역 검출용 접합체 및 이를 사용한 면역 검출 방법 - Google Patents
측면 흐름 분석-기반의 면역 검출용 접합체 및 이를 사용한 면역 검출 방법 Download PDFInfo
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Abstract
Description
도 2는 본원 발명에 따른 면역 검출용 접합체의 제조 과정을 나타낸 것이다.
도 3은 본원발명의 일 실시예에 따른 면역 검출용 접합체의 흡수 스펙트럼 결과이다.
도 4는 본원발명의 일 실시예에 따른 면역 검출용 접합체의 크기 분석 결과이다.
도 5는 본원발명의 일 실시예에 따른 면역 검출용 접합체의 감도를 평가한 결과이다.
도 6은 본원발명의 일 실시예에 따른 면역 검출용 접합체의 상온 보관 시 안정성을 평가한 결과이다.
도 7은 본원발명의 일 실시예에 따른 면역 검출용 접합체의 재현성을 검증한 결과이다.
도 8 및 도 9는 본원발명의 일 실시예에 따른 면역 검출용 접합체를 사용한 경우 감도 향상 정도를 평가한 결과이다.
도 10은 본원발명의 일 실시예에 따른 면역 검출용 접합체(센서에서 AuNP-PolyHRPStA-Troponin I Antibody)의 검출 결과이다.
도 11은 본원발명의 일 실시예에 따른 면역 검출용 접합체(센서에서 AuNP-PolyHRPStA-Interleukin 8 Antibody 또는 AuNP-PolyAPStA-Interleukin 8 Antibody)의 검출 결과이다.
도 12은 본원발명의 일 실시예에 따른 면역 검출용 접합체의 면역 반응 후 잔류하는 효소에 대한 TMB 발색 반응 결과를 비교한 결과이다.
도 13은 본원발명의 일 실시예에 따른 면역 검출용 접합체가 대조군에 비하여 비특이적 반응 및 배경 신호를 감소시키는 원리에 대한 이론적 모식도이다.
Claims (39)
- 나노입자; 상기 나노입자에 접합되고 복수 개의 효소 및 스트렙타비딘이 결합된 중합체; 및 타겟 검체와 특이적으로 결합하고, 비오틴이 접합된 복수 개의 제1바인더;를 포함하며, 상기 제1바인더는 스트렙타비딘 및 비오틴의 결합으로 상기 중합체의 표면에 결합되고, 나노입자를 중심으로 상기 중합체와 제1바인더가 모여있는 형태인 측면 흐름 분석-기반의 면역 검출용 접합체.
- 제1항에 있어서, 상기 나노입자는 금속 나노입자, 퀀텀닷(quantum dot) 나노입자, 자기 나노입자, 카본 나노입자, 라텍스 비드/형광 나노입자, 셀룰로오스 나노입자로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 제1항에 있어서, 상기 나노입자는 소 혈청 알부민, 탈지유, 카제인, 대두-생선 유래 성분 및 폴리에틸렌 글리콜로 이루어진 군에서 선택된 어느 하나 이상으로 표면이 둘러싸여진 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 삭제
- 삭제
- 제1항에 있어서, 상기 효소는 호스래디쉬 퍼옥시데이즈(horseradish peroxidase), 알카린 포스파테이즈(alkaline phosphatase), β-갈락토시다아제(β-galactosidase), 알쓰로마이시스 라모서스퍼옥시데이즈(arthromyces ramosus peroxidase), β-락타메이즈(β-lactamase), 글루코스-6-포스페이트 디하이드로지네이즈(glucose-6-phosphate dehydrogenase), 유레이즈(urease), 유리케이즈(uricase), 수퍼옥사이드 디스뮤테이즈(superoxide dismutase), 루시퍼레이즈(luciferase), 피루베이트 키나아제(pyruvate kinase), 락테이트 디하이드로지네이즈(lactate dehydrogenase), 갈락토즈 옥시데이즈(galactose oxidase), 아세틸콜린-스테라제(acetylcholine-sterase), 엔테로키나아제(enterokinase), 티로시네이즈(tyrosinase), 및 잔틴 옥시데이즈(xanthine oxidase) 중에서 선택된 어느 하나 이상의 효소의 중합체인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 제1항에 있어서, 상기 중합체는 효소 분자들이 중합체 골격에 결합되어 중합체의 공간 내부로 유입되는 복수 개의 기질과 복수 개의 검출 반응이 가능한 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 제1항에 있어서, 상기 제1바인더는 항체, 항원, 핵산, 압타머, 합텐, 항원 단백질, DNA, DNA 결합성 단백질 또는 호르몬-수용체인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 제1항에 있어서, 상기 타겟 검체는 자가항체, 리간드, 천연 추출물, 펩타이드, 단백질, 금속 이온, 합성 약물, 천연 약물, 대사체, 유전체, 바이러스 및 바이러스에 의한 생성 물질, 및 박테리아 및 바이러스에 의한 생성 물질로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 제1항에 있어서, 상기 중합체 골격은 아민 기, 알데하이드 기 또는 카르복실 기 등이 분자 내에 존재하여 화학 반응을 통하여 본 발명의 효소와 결합할 수 있는 것으로, 일례로 덱스트란(Dextran), 덱스트린(Dextrin), 폴리(디알릴 디메틸 암모늄 클로라이드)(Poly(Diallyl Dimethyl Ammonium Chloride)), 폴리(비닐아민)하이드로클로라이드(Poly(vinylamine) hydrochloride), 폴리(L-리신 하이드로브로마이드(Poly(L-lysine hydrobromide)), 폴리(알릴아민)(Poly(allylamine)), 폴리(아크릴아민)(Poly(acrylamine)),폴리(알릴아민 하이드로클로라이드(Poly(allylamine hydrochloride)), 폴리(4-아미노스티렌)(Poly(4-aminostyrene)), 폴리(N-메틸비닐아민)(Poly(N-methylvinylamine)), 폴리(에틸렌 글리콜)(Poly(ethylene glycol)), 폴리(디알릴디메틸암모늄 클로라이드)(Poly(diallyldimethylammonium chloride)), 키토산(Chitosan), 폴리시알릭산(Polysialic acids), 폴리(2-에틸 2-옥사졸린)(Poly(2-ethyl 2-oxazoline)), 히알루론산(Hyaluronic acid) 및 하이드록시에틸-전분(Hydroxyethyl-Starch) 중 어느 하나인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체.
- 삭제
- 삭제
- 제1항 내지 제3항, 제6항 내지 제10항 중 어느 한 항에 따른 측면 흐름 분석-기반의 면역 검출용 접합체를 포함하는 측면 흐름 분석-기반의 면역 검출 센서.
- (i) 흡수성 샘플 패드,
(ii) 나노입자, 상기 나노입자에 접합되고 복수 개의 효소 및 스트렙타비딘이 결합된 중합체, 및 타겟 검체와 특이적으로 결합하고, 비오틴이 접합된 복수 개의 제1바인더를 포함하며, 상기 제1바인더는 스트렙타비딘 및 비오틴의 결합으로 상기 중합체의 표면에 결합되고, 나노입자를 중심으로 상기 중합체와 제1바인더가 모여있는 형태인 측면 흐름 분석-기반의 면역 검출용 접합체를 포함하는 접합 패드,
(iii) 상기 접합체의 제1바인더와 결합되는 타겟 검체를 특이적으로 결합하는 제2바인더가 고정된 테스트 영역 및 상기 타겟 검체에는 특이적으로 결합하지 않으나 상기 제1바인더와는 결합하는 제3바인더가 고정된 컨트롤 영역을 포함하는 다공성 멤브레인 재질의 검출 영역, 및
(iv) 흡수 패드를, 순차적으로 일단으로부터 타단 방향으로 배치하여 포함하는 측면 흐름 분석-기반의 면역 검출 센서. - 제14항에 있어서, 상기 나노입자는 금속 나노입자, 퀀텀닷(quantum dot) 나노입자, 자기 나노입자, 카본 나노입자, 라텍스 비드/형광 나노입자, 셀룰로오스 나노입자로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 제14항에 있어서, 상기 나노입자는 소 혈청 알부민, 탈지유, 카제인, 대두-생선 유래 성분 및 폴리에틸렌 글리콜로 이루어진 군에서 선택된 어느 하나 이상으로 표면이 둘러싸여진 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 삭제
- 삭제
- 제14항에 있어서, 상기 효소는 호스래디쉬 퍼옥시데이즈(horseradish peroxidase), 알카린 포스파테이즈(alkaline phosphatase), β-갈락토시다아제(β-galactosidase), 알쓰로마이시스 라모서스퍼옥시데이즈(arthromyces ramosus peroxidase), β-락타메이즈(β-lactamase), 글루코스-6-포스페이트 디하이드로지네이즈(glucose-6-phosphate dehydrogenase), 유레이즈(urease), 유리케이즈(uricase), 수퍼옥사이드 디스뮤테이즈(superoxide dismutase), 루시퍼레이즈(luciferase), 피루베이트 키나아제(pyruvate kinase), 락테이트 디하이드로지네이즈(lactate dehydrogenase), 갈락토즈 옥시데이즈(galactose oxidase), 아세틸콜린-스테라제(acetylcholine-sterase), 엔테로키나아제(enterokinase), 티로시네이즈(tyrosinase), 및 잔틴 옥시데이즈(xanthine oxidase) 중에서 선택된 어느 하나 이상의 효소의 중합체인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 제14항에 있어서, 상기 중합체는 효소 분자들이 중합체 골격에 결합되어 중합체의 공간 내부로 유입되는 복수 개의 기질과 복수 개의 검출 반응이 가능한 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 제14항에 있어서, 상기 제1바인더는 항체, 항원, 핵산, 압타머, 합텐, 항원 단백질, DNA, DNA 결합성 단백질 또는 호르몬-수용체인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 제14항에 있어서, 상기 타겟 검체는 자가항체, 리간드, 천연 추출물, 펩타이드, 단백질, 금속 이온, 합성 약물, 천연 약물, 대사체, 유전체, 바이러스 및 바이러스에 의한 생성 물질, 및 박테리아 및 바이러스에 의한 생성 물질로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 제14항에 있어서, 상기 중합체 골격은 아민 기, 알데하이드 기 또는 카르복실 기 등이 분자 내에 존재하여 화학 반응을 통하여 본 발명의 효소와 결합할 수 있는 것으로, 일례로 덱스트란(Dextran), 덱스트린(Dextrin), 폴리(디알릴 디메틸 암모늄 클로라이드)(Poly(Diallyl Dimethyl Ammonium Chloride)), 폴리(비닐아민)하이드로클로라이드(Poly(vinylamine) hydrochloride), 폴리(L-리신 하이드로브로마이드(Poly(L-lysine hydrobromide)), 폴리(알릴아민)(Poly(allylamine)), 폴리(아크릴아민)(Poly(acrylamine)),폴리(알릴아민 하이드로클로라이드(Poly(allylamine hydrochloride)), 폴리(4-아미노스티렌)(Poly(4-aminostyrene)), 폴리(N-메틸비닐아민)(Poly(N-methylvinylamine)), 폴리(에틸렌 글리콜)(Poly(ethylene glycol)), 폴리(디알릴디메틸암모늄 클로라이드)(Poly(diallyldimethylammonium chloride)), 키토산(Chitosan), 폴리시알릭산(Polysialic acids), 폴리(2-에틸 2-옥사졸린)(Poly(2-ethyl 2-oxazoline)), 히알루론산(Hyaluronic acid) 및 하이드록시에틸-전분(Hydroxyethyl-Starch) 중 어느 하나인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출 센서.
- 삭제
- 삭제
- 제1항 내지 제3항, 제6항 내지 제10항 중 어느 한 항에 따른 측면 흐름 분석-기반의 면역 검출용 접합체와 시료를 혼합하여 시료 내 타겟 검체와 특이적 결합시키는 단계를 포함하는 측면 흐름 분석-기반의 면역 검출 방법.
- 제1항 내지 제3항, 제6항 내지 제10항 중 어느 한 항에 따른 측면 흐름 분석-기반의 면역 검출용 접합체와 시료를 혼합하여 시료 내 타겟 검체와 특이적 결합시키는 단계를 포함하는 면역 검출 신호 증폭 방법.
- S1) 복수 개의 효소 및 스트렙타비딘이 결합된 중합체를 나노입자에 접합시키는 단계, 및
S2) 상기에서 제조된 나노입자-중합체의 접합물에 타겟 검체와 특이적으로 결합하고, 비오틴이 접합된 복수 개의 제1바인더를 스트렙타비딘 및 비오틴 결합을 통하여 상기 중합체의 표면에 접합시키는 단계를 포함하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법. - 제28항에 있어서, 상기 나노입자는 금속 나노입자, 퀀텀닷(quantum dot) 나노입자, 자기 나노입자, 카본 나노입자, 라텍스 비드/형광 나노입자, 셀룰로오스 나노입자로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 제28항에 있어서, 상기 나노입자는 소 혈청 알부민, 탈지유, 카제인, 대두-생선 유래 성분 및 폴리에틸렌 글리콜로 이루어진 군에서 선택된 어느 하나 이상으로 표면이 둘러싸여진 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 삭제
- 삭제
- 제28항에 있어서, 상기 효소는 호스래디쉬 퍼옥시데이즈(horseradish peroxidase), 알카린 포스파테이즈(alkaline phosphatase), β-갈락토시다아제(β-galactosidase), 알쓰로마이시스 라모서스퍼옥시데이즈(arthromyces ramosus peroxidase), β-락타메이즈(β-lactamase), 글루코스-6-포스페이트 디하이드로지네이즈(glucose-6-phosphate dehydrogenase), 유레이즈(urease), 유리케이즈(uricase), 수퍼옥사이드 디스뮤테이즈(superoxide dismutase), 루시퍼레이즈(luciferase), 피루베이트 키나아제(pyruvate kinase), 락테이트 디하이드로지네이즈(lactate dehydrogenase), 갈락토즈 옥시데이즈(galactose oxidase), 아세틸콜린-스테라제(acetylcholine-sterase), 엔테로키나아제(enterokinase), 티로시네이즈(tyrosinase), 및 잔틴 옥시데이즈(xanthine oxidase) 중에서 선택된 어느 하나 이상의 효소의 중합체인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 제28항에 있어서, 상기 중합체는 효소 분자들이 중합체 골격에 결합되어 중합체의 공간 내부로 유입되는 복수 개의 기질과 복수 개의 검출 반응이 가능한 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 제28항에 있어서, 상기 제1바인더는 항체, 항원, 핵산, 압타머, 합텐, 항원 단백질, DNA, DNA 결합성 단백질 또는 호르몬-수용체인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 제28항에 있어서, 상기 타겟 검체는 자가항체, 리간드, 천연 추출물, 펩타이드, 단백질, 금속 이온, 합성 약물, 천연 약물, 대사체, 유전체, 바이러스 및 바이러스에 의한 생성 물질, 및 박테리아 및 바이러스에 의한 생성 물질로 이루어진 군에서 선택된 어느 하나 이상인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 제28항에 있어서, 상기 중합체 골격은 아민 기, 알데하이드 기 또는 카르복실 기 등이 분자 내에 존재하여 화학 반응을 통하여 본 발명의 효소와 결합할 수 있는 것으로, 일례로 덱스트란(Dextran), 덱스트린(Dextrin), 폴리(디알릴 디메틸 암모늄 클로라이드)(Poly(Diallyl Dimethyl Ammonium Chloride)), 폴리(비닐아민)하이드로클로라이드(Poly(vinylamine) hydrochloride), 폴리(L-리신 하이드로브로마이드(Poly(L-lysine hydrobromide)), 폴리(알릴아민)(Poly(allylamine)), 폴리(아크릴아민)(Poly(acrylamine)),폴리(알릴아민 하이드로클로라이드(Poly(allylamine hydrochloride)), 폴리(4-아미노스티렌)(Poly(4-aminostyrene)), 폴리(N-메틸비닐아민)(Poly(N-methylvinylamine)), 폴리(에틸렌 글리콜)(Poly(ethylene glycol)), 폴리(디알릴디메틸암모늄 클로라이드)(Poly(diallyldimethylammonium chloride)), 키토산(Chitosan), 폴리시알릭산(Polysialic acids), 폴리(2-에틸 2-옥사졸린)(Poly(2-ethyl 2-oxazoline)), 히알루론산(Hyaluronic acid) 및 하이드록시에틸-전분(Hydroxyethyl-Starch) 중 어느 하나인 것을 특징으로 하는 측면 흐름 분석-기반의 면역 검출용 접합체의 제조 방법.
- 삭제
- 삭제
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KR20230015063A (ko) * | 2021-07-22 | 2023-01-31 | 주식회사 미코바이오메드 | 코로나바이러스 중화항체 진단용 래피드 키트 |
US20230062903A1 (en) * | 2021-08-11 | 2023-03-02 | Senzo Health Limited | High sensitivity analyte network detection flow assays and related methods |
CN115980343B (zh) * | 2023-03-21 | 2023-07-07 | 北京大学 | 一种化学发光法侧流免疫检测方法 |
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EP3985392A4 (en) | 2023-06-28 |
WO2020251301A1 (ko) | 2020-12-17 |
EP3985392A1 (en) | 2022-04-20 |
KR20200142174A (ko) | 2020-12-22 |
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