KR101667122B1 - 개선된 백신 진단 - Google Patents
개선된 백신 진단 Download PDFInfo
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- KR101667122B1 KR101667122B1 KR1020147007225A KR20147007225A KR101667122B1 KR 101667122 B1 KR101667122 B1 KR 101667122B1 KR 1020147007225 A KR1020147007225 A KR 1020147007225A KR 20147007225 A KR20147007225 A KR 20147007225A KR 101667122 B1 KR101667122 B1 KR 101667122B1
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- pestivirus
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- G01N2333/18—Togaviridae; Flaviviridae
- G01N2333/183—Flaviviridae, e.g. pestivirus, mucosal disease virus, bovine viral diarrhoea virus, classical swine fever virus (hog cholera virus) or border disease virus
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Abstract
Description
Claims (14)
- a) 동물로부터 수득한 혈청 샘플을, 소 바이러스성 설사 바이러스(BVDV) Erns 단백질과 교차반응하는 항체가 결합할 수 있는 가지뿔영양(pronghorn) 페스티바이러스(pestivirus) Erns 단백질 또는 그의 단편과 함께 인큐베이션하는 단계;
b) 인큐베이션에 이어서 또는 인큐베이션과 동시에 상기 샘플을, 검출될 항체가 특이적으로 결합하는 BVDV Erns 단백질과 접촉시키는 단계; 및
c) 상기 샘플에서 BVDV Erns 단백질에 특이적으로 결합하는 항체의 존재 또는 부재를 검출하는 단계
를 포함하는, 상기 BVDV Erns 단백질에 특이적으로 결합하는 항체의 존재 또는 부재를 측정하는 방법. - 제1항에 있어서, 상기 샘플을 가지뿔영양 페스티바이러스 Erns 단백질 또는 그의 단편과 함께 인큐베이션하는 단계가 상기 샘플에서 상기 항체의 존재 또는 부재를 검출하는 단계 전에 수행되는 것인 방법.
- 제1항에 있어서, 상기 샘플을 가지뿔영양 페스티바이러스 Erns 단백질 또는 그의 단편과 함께 인큐베이션하는 단계가 상기 샘플에서 상기 항체의 존재 또는 부재를 검출하는 단계와 동시에 수행되는 것인 방법.
- 제1항에 있어서, 검출될 항체가, BVDV Erns 단백질에는 존재하지만 가지뿔영양 페스티바이러스 Erns 단백질에는 존재하지 않는 적어도 하나의 에피토프에 특이적으로 결합하는 것인 방법.
- 제1항 또는 제4항에 있어서, 상기 항체의 존재가, 동물이 야생형 BVDV로 감염되었거나 종래 BVDV 백신으로 면역화되었음을 나타내는 것인 방법.
- 제1항 또는 제4항에 있어서, 상기 항체의 부재가, 동물이 1) 야생형 BVDV로 감염되지 않았거나 또는 2) 종래 BVDV 백신으로 면역화되지 않았거나, 또는 가지뿔영양 페스티바이러스 Erns 단백질을 발현하는 키메라 페스티바이러스로 면역화되었음을 나타내는 것인 방법.
- 제1항 또는 제4항에 있어서, 동물이 BVDV 감염에 감수성인 동물인 방법.
- 제7항에 있어서, 동물이 소, 양, 염소 또는 돼지 종인 방법.
- 제8항에 있어서, 동물이 소인 방법.
- 가지뿔영양 페스티바이러스 Erns 단백질에 존재하지 않는 적어도 하나의 BVDV Erns 에피토프에 대한 항체의 존재 또는 부재의 검출을 촉진하는 시약을 포함하며, 상기 시약 중 하나는 BVDV Erns 단백질과 교차반응하는 항체가 결합할 수 있는 가지뿔영양 페스티바이러스 Erns 단백질 또는 그의 단편이고, 상기 시약 중 또 다른 하나는 검출될 상기 항체가 특이적으로 결합하는 BVDV Erns 단백질인, 제1항 또는 제4항의 방법에 사용되는 진단 키트.
- 제10항에 있어서, 상기 시약 중 하나가, 야생형 BVDV 또는 종래 BVDV 백신에는 존재하지만 가지뿔영양 페스티바이러스 Erns 단백질에는 존재하지 않는 에피토프에 특이적으로 결합하는 항체인 진단 키트.
- 제10항에 있어서, 효소-연결 면역흡착 검정(ELISA), 측방 유동 검정, 웨스턴 블롯팅, PCR, 방사면역검정, 고체상 방사면역검정, 전기화학발광 검정, 면역블롯팅, 면역침전 및 면역염색으로 이루어진 군으로부터 선택된 검정을 수행하기 위한 시약을 포함하는 진단 키트.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 소 바이러스성 설사 바이러스(BVDV) Erns 단백질에 특이적으로 결합하는 항체의 부재를 나타내는 샘플이 (i) Erns가 아닌 BVDV 단백질 또는 (ii) Erns가 아닌 BVDV 단백질에 특이적으로 결합하는 항체의 존재 또는 부재에 대하여 추가로 시험되는 것인 방법.
- 제13항에 있어서, 샘플이 BVDV 단백질에 특이적으로 결합하는 항체의 존재 또는 부재에 대하여 시험되고, 또한 상기 단백질이 p80 및 E2로 이루어진 군으로부터 선택되는 것인 방법.
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