KR102212636B1 - 페스트균 f1 캡슐 단백질에 특이적인 항체, 이를 생산하는 하이브리도마 세포주 1h4, 및 이를 이용한 페스트균 진단 키트 - Google Patents
페스트균 f1 캡슐 단백질에 특이적인 항체, 이를 생산하는 하이브리도마 세포주 1h4, 및 이를 이용한 페스트균 진단 키트 Download PDFInfo
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Abstract
Description
도 2는 페스트균 F1 캡슐 단백질 유전자를 포함하는 대장균 발현벡터 pET15b의 모식도이다.
도 3은 실시예 2에서 발현 및 정제된 페스트균 F1 캡슐 단백질에 대해 Western blot을 수행한 결과를 나타낸다.
도 4는 페스트균 F1 캡슐 단백질로부터 다클론항체의 생산 여부를 ELISA를 통해 확인한 결과를 나타낸다. 100,000배 희석 시에도 높은 흡광도 값을 보임을 확인하였다.
도 5는 본 발명에 따른 페스트균 검출용 Sandwich ELISA 키트의 정밀도를 평가하기 위한 Intra-assay의 분석 결과 및 검량선을 나타내는 그래프이다.
도 6은 본 발명에 따른 페스트균 검출용 Sandwich ELISA 키트의 정밀도를 평가하기 위한 Inter-assay의 분석 결과 및 검량선을 나타내는 그래프이다.
도 7은 본 발명에 따른 페스트균 검출용 Sandwich ELISA 키트의 정밀도를 평가하기 위한 Intermediate-assay의 분석 결과 및 검량선을 나타내는 그래프이다.
도 8은 본 발명에 따른 페스트균 검출용 Sandwich ELISA 키트의 민감도를 평가하기 위한 시험의 분석 결과 및 검량선을 나타내는 그래프이다.
도 9는 본 발명에 따른 페스트균 검출용 Sandwich ELISA 키트의 특이도를 평가하기 위한 시험의 분석 결과 및 검량선을 나타내는 그래프이다.
도 10은 페스트균을 이용하여 본 발명에 따른 페스트균 검출용 Sandwich ELISA 키트의 민감도를 평가하기 위한 시험의 분석 결과 및 검량선을 나타내는 그래프이다.
Claims (10)
- 서열번호 1의 염기서열을 갖는 페스트균(Yersinia pestis) F1 캡슐 단백질에 특이적으로 결합하며, 수탁번호 KCLRF-BP-00467로 기탁된 하이브리도마 세포주 1H4에 의해 생산된 것을 특징으로 하는, 단클론항체.
- 제1항에 있어서, 상기 단클론항체는 IgG1 카파(kappa)인 것을 특징으로 하는, 단클론항체.
- 서열번호 1의 염기서열을 갖는 페스트균(Yersinia pestis) F1 캡슐 단백질에 특이적으로 결합하는 단클론항체를 생산할 수 있으며, 수탁번호 KCLRF-BP-00467로 기탁된 하이브리도마 세포주 1H4.
- 제3항에 있어서, 상기 단클론항체는 IgG1 카파(kappa)인 것을 특징으로 하는, 하이브리도마 세포주 1H4.
- 포획 항체(capturing antibody)로서 서열번호 1의 염기서열을 갖는 페스트균 F1 캡슐 단백질에 특이적으로 결합하는 단클론항체; 및
검출 항체(detection antibody)로서 서열번호 1의 염기서열을 갖는 페스트균 F1 캡슐 단백질에 특이적으로 결합하는 다클론항체
를 포함하며, 상기 단클론항체는 수탁번호 KCLRF-BP-00467로 기탁된 하이브리도마 세포주 1H4에 의해 생산된 것을 특징으로 하는, 페스트균 검출용 키트.
- 제5항에 있어서, 상기 검출 항체는 검출 표지와 연결된 것을 특징으로 하는, 페스트균 검출용 키트.
- 제6항에 있어서, 상기 검출 표지는 비오틴인 것을 특징으로 하는, 페스트균 검출용 키트.
- 제5항에 있어서, 상기 키트는 샌드위치 효소결합면역측정법(Sandwich ELISA)에 사용하기 위한 것을 특징으로 하는, 페스트균 검출용 키트.
- (a) (i) 검사대상시료;
(ii) 서열번호 1의 염기서열을 갖는 페스트균 F1 캡슐 단백질에 특이적으로 결합하는 단클론항체인 포획 항체; 및
(iii) 서열번호 1의 염기서열을 갖는 페스트균 F1 캡슐 단백질에 특이적으로 결합하며, 검출 표지에 연결된 다클론항체인 검출 항체이며, 상기 포획 항체와 페스트균 F1 캡슐 단백질이 결합한 부분 이외의 항원결정기(epitope)에 결합하는 검출 항체;
를 포함하는 배지를 제공하는 단계;
(b) 상기 포획 항체 및 상기 검출 항체가 페스트균 F1 캡슐 단백질과 결합하는 조건 하에 상기 배지를 인큐베이션하는 단계; 및
(c) 상기 포획 항체와 페스트균 F1 캡슐 단백질이 결합한 부분 이외의 항원결정기(epitope)에 결합된 검출 항체의 검출 표지의 수준을 측정하는 단계
를 포함하며, 상기 단클론항체는 수탁번호 KCLRF-BP-00467로 기탁된 하이브리도마 세포주 1H4에 의해 생산된 것을 특징으로 하는, 페스트균의 검출 방법.
- 제9항에 있어서, 상기 검출 방법은 샌드위치 효소결합면역측정법(Sandwich ELISA)을 사용하는 것을 특징으로 하는, 페스트균의 검출 방법.
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