KR20070105965A - 돼지 생식기 호흡기 증후군 분리물 및 사용 방법 - Google Patents
돼지 생식기 호흡기 증후군 분리물 및 사용 방법 Download PDFInfo
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- KR20070105965A KR20070105965A KR1020077009110A KR20077009110A KR20070105965A KR 20070105965 A KR20070105965 A KR 20070105965A KR 1020077009110 A KR1020077009110 A KR 1020077009110A KR 20077009110 A KR20077009110 A KR 20077009110A KR 20070105965 A KR20070105965 A KR 20070105965A
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Abstract
Description
| 가변성 | AVIR 평균 | VIR 평균 | ANOVA p 값 |
| IHC | 2.36 | 1.49 | <0.0001* |
Claims (20)
- 돼지 생식기 호흡기 증후군(PRRS) 바이러스 분리물의 특정양을 PRRS 비감염 돼지에게 투여하는 단계, 약 3 내지 15일 기간 동안 당해 돼지에서 바이러스가 복제되도록 방치하는 단계, 당해 기간 동안에 바이러스 증식 속도 및/또는 바이러스 혈증 정도를 측정하는 단계 및 증식 속도 또는 바이러스 혈증 정도를, 미지의 바이러스 독성을 갖는 PRRS 분리물의 바이러스 독성 예측 척도로서, 공지된 바이러스 독성을 갖는 PRRS 바이러스 분리물의 증식 속도 및/또는 바이러스 혈증 정도와 비교하는 단계를 포함하는, 미지의 바이러스 독성을 갖는 PRRS 바이러스 분리물의 바이러스 독성을 예측하는 방법.
- 제1항에 있어서, 기간이 약 3일 내지 7일인 방법.
- 제1항에 있어서, 기간동안에 바이러스 혈증 정도를 측정하는 단계 및 당해 바이러스 혈증 정도를 공지된 PRRS 바이러스 분리물의 바이러스 혈증 정도와 비교하는 단계를 포함하는 방법.
- 제1항에 있어서, 투여되는 바이러스의 양이 동물이 천연에서 노출되는 양과 유사한 방법.
- 제1항에 있어서, PRRS 바이러스가 경구, 비내, 근육내, 림프절내, 피내, 복강내, 피하내 및 이의 조합으로 이루어진 그룹으로부터 선택되는 방법에 의해 투여되는 방법.
- 제1항에 있어서, 증식 속도 또는 바이러스 혈증 정도가 당해 돼지 기원의 생물학적 샘플에서 측정되는 방법.
- 제1항에 있어서, 바이러스 혈증이 Log10 TCID50/ml, 역전사효소-폴리머라제 연쇄 반응, PRRS 특이적 ELISA, PRRS 단백질-특이적 ELISA 및 이의 조합에 의해 측정되는 방법.
- 제1항에 있어서, PRRS 분리물의 투여 후 PRRS 감염의 임상적 징후에 대해 돼지를 관찰하는 단계를 추가로 포함하는 방법.
- 제8항에 있어서, 임상적 징후가 호흡기 징후, 행동, 기침 및 이의 조합을 포함하는 방법.
- 제1항에 있어서, 증식 속도 또는 바이러스 혈증 정도가 바이러스 독성이 높은 분리물의 독성과 유사한 경우 PRRS 분리물의 바이러스 독성이 높다는 것을 예측하는 단계를 추가로 포함하는 방법.
- 제1항에 있어서, 증식 속도 또는 바이러스 혈증 정도가 바이러스 독성이 낮은 분리물의 독성과 유사한 경우 PRRS 분리물의 바이러스 독성이 낮다는 것을 예측하는 단계를 추가로 포함하는 방법.
- 제1항에 있어서, 투여되는 PRRS 바이러스의 양이, 5.0Log10 TCID50/ml 이하의 바이러스 농도를 갖는 약 5ml 이하의 접종물인 방법.
- 제1항에 따른 방법에 의해 바이러스 독성으로 예측되는 약독화된 형태의 PRRS 바이러스 및 Abst-1으로 이루어진 그룹으로부터 선택되는 약독화된 PRRS 바이러스 분리물 및 약리학적으로 허용되는 담체를 포함하는, 면역원성 조성물.
- 제13항에 있어서, 약독화된 분리물이 Abst-1인 조성물.
- 제13항에 있어서, 제1항에 따른 방법에 의해 바이러스 독성으로 예측되는 PRRS 바이러스가 ATCC VR-2332, ATCC PTA-6504, ATCC PTA-6319, ATCC PTA-6321 및 ATCC PTA-6322로 이루어진 그룹으로부터 선택되는 조성물.
- a) 미지의 바이러스 독성을 갖는 PRRS 분리물을 수득하는 단계;b) 특정 양의 PRRS 바이러스 분리물을 PRRS 비감염 돼지에게 투여하는 단계;c) 당해 분리물이 약 3 내지 15일의 기간동안 돼지에서 복제되도록 방치하는 단계;d) 당해 기간동안에 바이러스 증식 속도 및/또는 바이러스 혈증 정도를 측정하는 단계;e) 증식 속도 또는 바이러스 혈증 정도를 공지된 바이러스 독성을 갖는 PRRS 바이러스 분리물의 증식 속도 및/또는 바이러스 혈증 정도와 비교하는 단계 및f) 공지된 바이러스 독성을 갖는 분리물과 비교하여 증식 속도 및/또는 이의 바이러스 혈증 정도를 기초로 하여 약독화와 면역원성 조성물중으로의 포함을 위해 분리물을 선별하는 단계를 포함하는, 약독화시키고 면역원성 조성물중에 함유시키기 위해 PRRS 바이러스 분리물을 선별하는 방법.
- 제16항에 있어서, 단계(f)가 바이러스 독성이 높은 분리물과 유사한 증식 속도 및/또는 바이러스 혈증 정도를 갖는 분리물을 선별하는 단계를 추가로 포함하는 방법.
- 제16항에 있어서, 선별된 바이러스를 약독화시키는 단계를 추가로 포함하는 방법.
- 제18항에 있어서, 바이러스가, 세포 배양에서 반복적인 연속 계대, 유전자 삽입, 유전자 스위칭, 유전자 결실, 염기쌍 치환 및 온도 민감성 돌연변이로 이루 어진 그룹으로부터 선택되는 방법에 의해 약독화되는 방법.
- 제18항에 있어서, 선별된 바이러스를 면역원성 조성물중에 혼입시키는 단계를 추가로 포함하는 방법.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61182404P | 2004-09-21 | 2004-09-21 | |
| US60/611,824 | 2004-09-21 | ||
| US11/022,262 | 2004-12-23 | ||
| US11/022,262 US7632636B2 (en) | 2004-09-21 | 2004-12-23 | Porcine reproductive and respiratory syndrome isolates and methods of use |
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| KR20070105965A true KR20070105965A (ko) | 2007-10-31 |
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| KR1020077009110A Ceased KR20070105965A (ko) | 2004-09-21 | 2005-09-21 | 돼지 생식기 호흡기 증후군 분리물 및 사용 방법 |
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| US (3) | US7632636B2 (ko) |
| EP (3) | EP1794329B1 (ko) |
| JP (1) | JP2008513501A (ko) |
| KR (1) | KR20070105965A (ko) |
| AT (1) | ATE518012T1 (ko) |
| AU (1) | AU2005286797A1 (ko) |
| BR (1) | BRPI0516951A2 (ko) |
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- 2004-12-23 US US11/022,262 patent/US7632636B2/en active Active
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| WO2006034319A3 (en) | 2006-07-27 |
| ATE518012T1 (de) | 2011-08-15 |
| US20110195088A1 (en) | 2011-08-11 |
| EP2298938A1 (en) | 2011-03-23 |
| AU2005286797A1 (en) | 2006-03-30 |
| US20100028860A1 (en) | 2010-02-04 |
| JP2008513501A (ja) | 2008-05-01 |
| US7632636B2 (en) | 2009-12-15 |
| RU2407802C2 (ru) | 2010-12-27 |
| US8383131B2 (en) | 2013-02-26 |
| EP1794329B1 (en) | 2011-07-27 |
| EP1794329A4 (en) | 2008-07-23 |
| BRPI0516951A2 (pt) | 2009-03-10 |
| EP2314721A1 (en) | 2011-04-27 |
| WO2006034319A2 (en) | 2006-03-30 |
| US20060063148A1 (en) | 2006-03-23 |
| CA2577801A1 (en) | 2006-03-30 |
| RU2007114957A (ru) | 2008-10-27 |
| MX2007002771A (es) | 2008-03-07 |
| EP1794329A2 (en) | 2007-06-13 |
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