KR102103638B1 - 저온 적응된 약독화 바이러스를 이용한 유니버설 독감 백신 - Google Patents
저온 적응된 약독화 바이러스를 이용한 유니버설 독감 백신 Download PDFInfo
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Abstract
Description
도 2a는 백신유도항체의 HA 단백질에 대한 교차 결합력을 분석한 결과이다(n = 5, 평균±표준편차, 백신 접종군과 PBS 대조군을 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 2b는 백신유도항체의 HA 전체 단백질 또는 HA 줄기 부분에 대한 교차 결합력을 분석한 결과이다(n = 5, 평균±표준편차, 서로 다른 두 백신 접종군을 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 3은 백신유도항체의 NA 단백질에 대한 교차결합력을 분석한 결과이다(n = 5, 평균±표준편차, 백신 접종군과 PBS 대조군을 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 4a는 백신유도 항체의 마이크로중화시험(microneutralization assay, MN assay) 결과를 나타낸 것이다(n = 5, 평균±표준편차, 백신 접종군과 PBS 대조군을 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 4b는 백신유도 항체의 HA 억제 시험(hematogglutinin inhibition assay, HI assay) 결과를 나타낸 것이다(n = 5, 평균±표준편차, 백신 접종군과 PBS 대조군을 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 4c는 백신유도 항체의 항체 의존성 세포 매개 독성(antibody-dependent cell-mediated cytotoxicity, ADCC) 활성 측정 결과를 나타낸 것이다(n = 5, 평균±표준편차, 백신 접종군과 PBS 대조군을 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 5는 마우스에서 백신 접종군 별로 이종독감바이러스 공격접종에 대한 교차방어능력을 몸무게 감소 및 치사율로 확인한 결과이다(A, 비접종 대조군; B-E, 생백신 접종군; n = 4).
도 6은 마우스에서 백신 접종군 별로 이종독감바이러스 공격접종에 대한 마우스 몸무게의 최대 감소량을 나타낸 것이다.
도 7은 마우스에서 백신 접종군 별로 이종독감바이러스 공격접종에 대한 폐 조직 바이러스 증식 억제력을 나타낸 것이다(n = 5, 평균±표준편차, 서로 다른 백신 접종군끼리 비교하였을 때 유의도 ***, P < 0.001; **, P < 0.01; *, P < 0.05).
도 8은 바이러스 감염 후 메모리 CTL 활성 분석 결과이다(n = 3 to 5, 평균±표준편차, 대조군(D, E) 또는 서로 다른 백신 접종군(F)끼리 비교하였을 때 유의도 **, P < 0.01; *, P < 0.05).
도 9a는 백신 접종 마우스에서 T 세포 및 NK 세포의 교차 방어 기여도 분석 실험 개요를 나타낸 것이다.
도 9b 내지 f는 백신비접종(b) 및 백신접종(c-f) 실험군에서 마우스의 몸무게 변화 및 생존률을 확인한 결과이다.
도 10a 및 b는 비중화항체에 의한 이종독감 바이러스의 감염성 증가 현상 발생 여부를 MDCK 세포(a) 및 RAW264.7 세포(b)에서 확인한 결과이다.
도 10c는 이종생백신간 면역간섭 효과로 인한 항체반응 저해 현상 발생 여부를 확인한 결과이다.
Claims (20)
- (a) 서열번호 1 내지 6으로 표시되는 6개의 내부 유전자; A/Korea/1/09(H1N1) 독감 바이러스 유래의 서열번호 7로 표시되는 표면 헤마글루티닌(HA) 유전자; 및 A/Korea/1/09(H1N1) 독감 바이러스 유래의 서열번호 8로 표시되는 표면 뉴라미니다아제(NA) 유전자를 포함하는 독감 생백신을 포함하는 1차 접종용 생백신 조성물; 및
(b) 서열번호 1 내지 6으로 표시되는 6개의 내부 유전자; A/New Caledonia/20/99(H1N1) 독감 바이러스 유래의 서열번호 9로 표시되는 표면 헤마글루티닌(HA) 유전자; 및 A/New Caledonia/20/99(H1N1) 독감 바이러스 유래의 서열번호 10으로 표시되는 표면 뉴라미니다아제(NA) 유전자를 포함하는 독감 생백신을 포함하는 2차 접종용 생백신 조성물을 포함하고,
상기 1차 접종용 생백신 및 2차 접종용 생백신은 서로 이종(heterologous)이나, 동종아형(homosubtypic)의 HA 유전자 및 NA 유전자를 포함하는 바이러스를 포함하며,
H1, H2, H5, H6, H8, H9, H11, H12, H13 및 H16으로 이루어진 군에서 선택되는 하나 이상인 HA 단백질(HA group 1); 및 H3, H4, H7, H10, H14 및 H15로 이루어진 군에서 선택되는 하나 이상인 HA 단백질(HA group 2) 모두에 대해 교차 면역 반응을 형성하는 것을 특징으로 하는
유니버설 독감 생백신 조성물.
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- 제1항에 있어서,
상기 독감 생백신은 저온 적응된 약독화 형질을 나타내는 것을 특징으로 하는
유니버설 독감 생백신 조성물.
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- 제1항에 있어서,
상기 조성물은 서로 다른 아형(subtype)의 NA 단백질에 대해 교차 면역 반응을 형성하는 것을 특징으로 하는
유니버설 독감 생백신 조성물.
- 제1항에 있어서,
상기 조성물은 이종 독감 바이러스에 대해 교차 면역 반응을 형성하는 것을 특징으로 하는
유니버설 독감 생백신 조성물.
- (a) 서열번호 1 내지 6으로 표시되는 6개의 내부 유전자; A/Korea/1/09(H1N1) 독감 바이러스 유래의 서열번호 7로 표시되는 표면 헤마글루티닌(HA) 유전자; 및 A/Korea/1/09(H1N1) 독감 바이러스 유래의 서열번호 8로 표시되는 표면 뉴라미니다아제(NA) 유전자를 포함하는 독감 생백신을 포함하는 1차 접종용 생백신 조성물을 인간을 제외한 동물에 1차 투여하는 단계; 및
(b) 서열번호 1 내지 6으로 표시되는 6개의 내부 유전자; A/New Caledonia/20/99(H1N1) 독감 바이러스 유래의 서열번호 9로 표시되는 표면 헤마글루티닌(HA) 유전자; 및 A/New Caledonia/20/99(H1N1) 독감 바이러스 유래의 서열번호 10으로 표시되는 표면 뉴라미니다아제(NA) 유전자를 포함하는 독감 생백신을 포함하는 2차 접종용 생백신 조성물을 인간을 제외한 동물에 2차 투여하는 단계를 포함하고,
상기 1차 접종용 생백신 및 2차 접종용 생백신은 서로 이종(heterologous)이나, 동종아형(homosubtypic)의 HA 유전자 및 NA 유전자를 포함하는 바이러스를 포함하며,
H1, H2, H5, H6, H8, H9, H11, H12, H13 및 H16으로 이루어진 군에서 선택되는 하나 이상인 HA 단백질(HA group 1); 및 H3, H4, H7, H10, H14 및 H15로 이루어진 군에서 선택되는 하나 이상인 HA 단백질(HA group 2) 모두에 대해 교차 면역 반응을 형성하는 것을 특징으로 하는
이종 독감 바이러스 예방 접종 방법. - 삭제
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| US16/265,132 US10953086B2 (en) | 2018-06-01 | 2019-02-01 | Universal influenza vaccine using cold-adapted live-attenuated virus |
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| KR101696727B1 (ko) * | 2006-07-17 | 2017-01-16 | 글락소스미스클라인 바이오로지칼즈 에스.에이. | 인플루엔자 백신 |
| US7758867B2 (en) * | 2007-06-15 | 2010-07-20 | Biotrion Co., Ltd. | Attenuated influenza virus and a live vaccine comprising the same |
| EP2170382B1 (en) * | 2007-06-15 | 2013-07-31 | Protheon Co., Ltd. | Live vaccine comprising an attenuated influenza virus |
| KR20140002962A (ko) * | 2012-06-28 | 2014-01-09 | 연세대학교 산학협력단 | 신종인플루엔자 저온생장형 약독화 생백신의 제조방법 |
| KR101582490B1 (ko) * | 2014-04-14 | 2016-01-19 | 아이디바이오 주식회사 | 인플루엔자 바이러스의 다중 아형에 대한 교차 면역반응을 형성하는 신규한 재조합 바이러스 백신 |
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2018
- 2018-06-01 KR KR1020180063500A patent/KR102103638B1/ko active Active
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2019
- 2019-02-01 US US16/265,132 patent/US10953086B2/en active Active
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| NPJ Vaccines, Vol. 2, No. 26, pp. 1-12 (2017.09.14.) |
| Vaccines, Vol. 3, pp. 239-262(2015.03.26.) |
Also Published As
| Publication number | Publication date |
|---|---|
| US20190365882A1 (en) | 2019-12-05 |
| KR20190137385A (ko) | 2019-12-11 |
| US10953086B2 (en) | 2021-03-23 |
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