KR102241478B1 - Cd33 항체 및 암을 치료하기 위한 이의 용도 - Google Patents
Cd33 항체 및 암을 치료하기 위한 이의 용도 Download PDFInfo
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Abstract
Description
도 1a 및 1b는 인간화 2H12 중쇄 (도 1a) 및 경쇄 가변 (도 1b) 영역을 지니는 부모 뮤린 mAb (m2H12로서 지칭됨)의 아미노산 서열의 정렬을 도시한다.
도 2는 CD33-양성 AML 세포주 HL-60 및 HEL 92.1.7에 대한 2H12-유래된 항체-약물 컨쥬게이트 (ADC)의 활성을 시험하는 시험관내 세포독성 검정의 결과를 도시한다. h2H12d는 SGD-1910에 컨쥬게이션되었고; m2H12 및 h2H12는 SGD-1269에 컨쥬게이션되었다. 비-결합 대조군 ADC (hOOd-SGD-1910 및 hOO-SGD-1269)를 항원 특이성의 대조군으로서 시험하였다. 마일로타그(MYLOTARG)®(겜투주맙 오조가마이신)은 세포독성 약물 칼리케아미신에 결합된 항-CD33 항체 hP67.6으로 구성된 널리 기재된 CD33-유도된 항체 약물 컨쥬게이트이고 이것 역시 시험되었다.
Claims (50)
- 하기 일반식 (I)을 갖는 항체-약물 컨쥬게이트:
L - (LU-D)p (I)
여기에서, L은 항체이고, LU는 링커 단위이며, D는 치료제이고, p는 항체 당 약물 분자의 평균 수이고 2 내지 8의 범위이며,
여기에서, 항체는 인간 CD33 단백질에 특이적으로 결합하고, 항체는 3개의 중쇄 상보성 결정 영역 (CDR): SEQ ID NO:19로 구성된 중쇄 CDR1, SEQ ID NO:20으로 구성된 중쇄 CDR2, SEQ ID NO:21로 구성된 중쇄 CDR3; 및 3개의 경쇄 CDR: SEQ ID NO:22로 구성된 경쇄 CDR1, SEQ ID NO:23으로 구성된 경쇄 CDR2, 및 SEQ ID NO:24로 구성된 경쇄 CDR3을 포함함. - 제1항에 있어서, p가 4인, 항체-약물 컨쥬게이트.
- 제1항에 있어서, LU가 항체의 시스테인 잔기의 티올 기를 통해 항체에 컨쥬게이션되는, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 치료제가 세포독성제인, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 링커가 효소 분해가능한 링커인, 항체-약물 컨쥬게이트.
- 제5항에 있어서, 링커가 펩티딜 링커인, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 링커가 비-분해가능한 링커인, 항체-약물 컨쥬게이트.
- 제4항에 있어서, 세포독성제가 DNA 작은 홈 결합제인, 항체-약물 컨쥬게이트.
- 제8항에 있어서, DNA 작은 홈 결합제가 피롤로[1,4]벤조디아제핀인, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 세포독성제가 아우리스타틴(auristatin)인, 항체-약물 컨쥬게이트.
- 제11항에 있어서, 아우리스타틴이 모노메틸 아우리스타틴 E 또는 F인, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 항체가 제1항의 CDR 조합을 포함하며, 항체가 CDR을 제외한 나머지 부분에서 SEQ ID NO: 18과 적어도 90% 동일한 아미노산 서열을 지니는 성숙 중쇄 가변 영역으로서, 케이뱃 넘버링 시스템에 의해 결정되는 위치 H48이 I에 의해 점유되고, 위치 H66이 K에 의해 점유되며, 위치 H67이 A에 의해 점유되고, 위치 H69가 L에 의해 점유되며, 위치 H71이 A에 의해 점유되고, 위치 H94가 S에 의해 점유되는 성숙 중쇄 가변 영역, 및 CDR을 제외한 나머지 부분에서 SEQ ID NO: 8과 적어도 90% 동일한 성숙 경쇄 가변 영역으로서, 케이뱃 넘버링 시스템에 의해 결정되는 위치 L22가 N에 의해 점유되고, 위치 L46이 T에 의해 점유되며, 위치 L69가 Q에 의해 점유되고, 위치 L71이 Y에 의해 점유되는 성숙 경쇄 가변 영역을 포함하는, 항체-약물 컨쥬게이트.
- 제14항에 있어서, 항체가 제1항의 CDR 조합을 포함하고, 항체가 CDR을 제외한 나머지 부분에서 SEQ ID NO:18과 적어도 95% 동일한 아미노산 서열을 지니는 성숙 중쇄 가변 영역 및 CDR을 제외한 나머지 부분에서 SEQ ID NO:8과 적어도 95% 동일한 성숙 경쇄 가변 영역을 포함하는, 항체-약물 컨쥬게이트.
- 제14항에 있어서, 성숙 중쇄 가변 영역이 중쇄 불변 영역에 융합되고 성숙 경쇄 가변 영역이 경쇄 불변 영역에 융합된, 항체-약물 컨쥬게이트.
- 제14항에 있어서, 중쇄 불변 영역이 자연 인간 불변 영역에 비해 Fcγ 수용체에 감소된 결합능을 갖는 자연 인간 불변 영역의 돌연변이 형태인, 항체-약물 컨쥬게이트.
- 제16항에 있어서, 중쇄 불변 영역이 IgG1 아이소형을 지니는, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 중쇄 불변 영역이 SEQ ID NO:27을 포함하는 아미노산 서열을 지니고 경쇄 불변 영역이 SEQ ID NO:25를 포함하는 아미노산 서열을 지니는, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 중쇄 불변 영역이 SEQ ID NO:29 (S239C)를 포함하는 아미노산 서열을 지니고 경쇄 불변 영역이 SEQ ID NO:25를 포함하는 아미노산 서열을 지니는, 항체-약물 컨쥬게이트.
- 제1항에 있어서, 성숙 중쇄 가변 영역이 SEQ ID NO:18로 지정된 아미노산 서열을 지니고 성숙 경쇄 가변 영역이 SEQ ID NO:8로 지정된 아미노산 서열을 지니는, 항체-약물 컨쥬게이트.
- 제1항에 있어서, SEQ ID NO:27 또는 29의 아미노산 서열을 지니는 중쇄 불변 영역에 연결되는 SEQ ID NO:18의 아미노산 서열을 지니는 성숙 중쇄 가변 영역, 및 SEQ ID NO:25의 아미노산 서열을 지니는 경쇄 불변 영역에 연결되는 SEQ ID NO:8의 아미노산 서열을 지니는 성숙 경쇄 가변 영역을 포함하는 항체-약물 컨쥬게이트.
- 제13항에 있어서, SEQ ID NO:27 또는 29의 아미노산 서열을 지니는 중쇄 불변 영역에 연결되는 SEQ ID NO:18의 아미노산 서열을 지니는 성숙 중쇄 가변 영역, 및 SEQ ID NO:25의 아미노산 서열을 지니는 경쇄 불변 영역에 연결되는 SEQ ID NO:8의 아미노산 서열을 지니는 성숙 경쇄 가변 영역을 포함하는 항체-약물 컨쥬게이트.
- 제1항 내지 제23항 중 어느 한 항에 있어서, 약학적으로 허용되는 염으로서 반대이온을 추가로 포함하는, 항체-약물 컨쥬게이트.
- 제1항 내지 제23항 중 어느 한 항의 항체-약물 컨쥬게이트를 포함하는, 암을 지니거나 암의 위험이 있는 환자를 치료하기 위한 약학적 조성물.
- 제25항에 있어서, 암이 급성 골수성 백혈병 (AML), 골수형성이상 증후군 (MDS), 급성 전골수세포 백혈병 (APL), 만성 골수성 백혈병 (CML), 만성 골수단핵구 백혈병 (CMML), 만성 골수증식성 질병, 전구물질 B-세포 급성 림프모구성 백혈병 (preB-ALL), 전구물질 T-세포 급성 림프모구성 백혈병 (preT-ALL), 다발성 골수종 (MM), 비만세포병, 또는 골수성 육종인, 약학적 조성물.
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US13/804,227 US20130309223A1 (en) | 2012-05-18 | 2013-03-14 | CD33 Antibodies And Use Of Same To Treat Cancer |
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PCT/US2013/041209 WO2013173496A2 (en) | 2012-05-18 | 2013-05-15 | Cd33 antibodies and use of same to treat cancer |
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KR1020207010113A Active KR102241478B1 (ko) | 2012-05-18 | 2013-05-15 | Cd33 항체 및 암을 치료하기 위한 이의 용도 |
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KR (2) | KR102100467B1 (ko) |
CN (1) | CN104936617B (ko) |
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WO (1) | WO2013173496A2 (ko) |
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- 2013-05-15 DK DK13790467.8T patent/DK2850104T3/en active
- 2013-05-15 JP JP2015512801A patent/JP6454269B2/ja active Active
- 2013-05-15 ES ES13790467.8T patent/ES2686618T3/es active Active
- 2013-05-15 IN IN10653DEN2014 patent/IN2014DN10653A/en unknown
- 2013-05-15 EP EP18171884.2A patent/EP3421048A1/en not_active Withdrawn
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