KR20160058109A - 연골 및 원반 조직 병리들의 치료를 위한 방법들 및 조성물들 - Google Patents
연골 및 원반 조직 병리들의 치료를 위한 방법들 및 조성물들 Download PDFInfo
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Abstract
i) DHX1SDNYT, 여기에서 X1은 L 또는 H이며(서열 번호: 3);
ii) i)의 보존적 변이체;
iii) i) 또는 ii)의 단편;
여기에서 보존적 변이체 및/또는 단편은 생물학적 활성을 유지하며, 상기 펩티드는 15개 이하의 아미노산이다.
Description
도 1: 소의 또는 인간의 디스크 세포에 의한 프로테오글리칸 합성. Link N (1 ㎍/mL), 스크램블화된(scrambled) S-Link N (1 ㎍/mL), 역전된(reversed) R-Link N (1 ㎍/mL) 또는 펩티드 보충없는 배지 존재하에 48h 후, 35SO4 혼입을 평가함으로써, 합성은 추정되었다. 소의 속질핵 (NP) 및 섬유륜 (AF) 세포 (a)에서, 그리고 인간 속질핵 (NP) 및 내측 섬유륜 (iAF) 세포 (b)에서 상대적 프로테오글리칸 발현을 나타낸다. 데이터는 오로지 배지에만 노출된 대조 세포에 의한 혼입과 비교하여 비율의 평균 +SD로 나타낸다(n=3). p≤ 0.05 (*)의 값은 유의성이 있는 것으로 취한다.
도 2: 배양 배지에서 Link-N의 안정성. Link N은 배양 배지에서 37℃, 5% CO2에서 48h 동안 배양되었고, 무손상(intact) 펩티드의 피크 강도는 분광분석법에 의해 측정되었다. 6, 12, 24, 36 및 48 h 시점에서 분취액(aliquots)이 분석되었다. 데이터는 0 시점의 신호 강도와 비교하여 비율로써 플롯된다. 이 플롯은 3가지 대표 실험중 하나이다.
도 3: 세포 존재하에서 Link-N의 안정성. Link N은 인간 NP (a) 또는 AF (b) 세포 존재하에서 37℃, 5% CO2에서 48h 동안 배양되었고, 무손상 펩티드의 피크 강도는 분광분석법에 의해 측정되었다. 6, 12, 24, 36 및 48 h 시점에서 분취액(aliquots)이 분석되었다. 데이터는 0 시점의 신호 강도와 비교하여 비율로써 플롯된다. 이 플롯은 3가지 상이한 기증자의 세포로 실행된 3가지 대표 실험중 하나이다.
도 4: 프로세스된(processed) Link N의 질량분석이다. (a) 배지에서 탐지된 인간 NP (검정) 및 AF (회색) 세포로부터 펩티드의 질량 스펙트럼이다. 964.4 Da 질량의 단편화된 Link N은 그래프에 표시된다. 964.4 Da 펩티드는 2가지 상이한 영역, 대략 23min 및 32min의 정체시간에서 컬럼으로부터 용리되었다. ( b) 964.4 Da의 2가지 가능한 Link N 단편들, Link N 1-8 (짙은 갈색으로 표시됨) 및 Link N 4-11 (밝은 갈색으로 표시됨)의 도식적 설명. (c) 생성된 964.4 Da 단편의 아미노산 서열은 텐덤(tandem) MS에 의해 확인되었다. 상기 서열은 이 펩티드의 생성된 단편화 산물의 평가에 의해 확인되었다. 주요 탐지 피크는 A [(845.3Da) DHLSDNY(+1)], B [(682.28Da) DHLSDN(+1)] 및 C [(568.2Da) DHLSD (+1)], 1-8 서열에 의해서만 생성될 수 있는 덩어리이다.
도 5: Link N 단편들에 반응하여 소와 인간 세포에서 프로테오글리칸 합성. Link N (1 ㎍/mL), Link N 1-8 (0.5 ㎍/mL), Link N 9-16 (0.5 ㎍/mL) 또는 펩티드 보충없는 배지 존재하에 48h 후, 35SO4 혼입을 평가함으로써, 합성은 추정되었다. 소의 속질핵 (NP) 및 섬유륜 (AF) (a), 그리고 인간 속질핵 (NP)과 내측 섬유륜 (iAF) 세포 (b)에서 상대적 프로테오글리칸 발현을 나타낸다. 데이터는 오로지 배지에만 노출된 대조 세포에 의한 혼입과 비교하여 비율의 평균 +SD로 나타낸다(n=3). p≤ 0.05 (*)의 값은 유의성이 있는 것으로 취한다.
도 6: 단백질분해효소에 Link 1-16의 노출은 디스크 퇴행과 관련된 것으로 설명된다. Link 1-16은 MMPs 3, 7, 12, 13, 카텝신 L, K, 및 B, ADAMTS 4, 5 그리고 HTRA1에 노출되었고, 피크 면적 강도는 분광분석법을 이용하여 정량화되었다. A, 무손상 Link N 1-16, 펩티드의 상대적 강도. B Link N 1-8, 펩티드의 상대적 강도. C Link N 9-16, 펩티드의 상대적 강도.
도 7: 염증성 환경에서 Link N 단편들에 반응하여 소와 인간 세포에서 프로테오글리칸 합성. Link N (1 ㎍/mL), Link N 1-8 (0.5 ㎍/mL), Link N 9-16 (0.5 ㎍/mL)이 보충된 IL-1이 포함된 배지, 또는 펩티드 보충없는 배지 존재하에 48h 후, 35SO4 혼입을 평가함으로써, 합성은 추정되었다. 소의 속질핵 (NP) 및 섬유륜 (AF) (A), 그리고 인간 속질핵 (NP) 및 내측 섬유륜 (iAF) 세포 (B)에서 상대적 프로테오글리칸 발현을 나타낸다. IL-1-함유 배지에 노출된 세포에 의해 생산된 프로테오글리칸과 비교하여 비율의 평균 ±SD로 나타낸다(n=3). p≤ 0.05 (*)의 값은 유의성이 있는 것으로 취한다.
도 8: 염증성 환경에서 Link N 단편들에 반응하여 인간 골관절염 (OA) 연골에서 프로테오글리칸 (GAG) 농도. Link N (1㎍/ml), IL-1-함유 배지 (5ng/ml)로 21일간 배양되고, Link N 및 IL-1에 공동-노출된, 또는 펩티드 보충없는 배지 (대조군)에 노출된 OA 연골 체외이식편(explants)에서 프로테오글리칸 농도가 측정되었다. 결과는 대조군에 대하여 정상화시킨, 연골 안에 유지된 GAG 백불율로 나타낸다. p≤ 0.05 (*)의 값은 유의성이 있는 것으로 취한다.
도 9: 인간 골관절염 연골에서 아그레칸 코어 단백질 및 새로이 합성된 유형 II 콜라겐의 분석. (A) 대조군, Link N, IL-1 그리고 Link N와 IL-1 모두로 처리된 연골에서 아그레칸 (AGG) 코어 단백질의 면역블랏팅(immunoblotting) 및 분자량 약 320 kDa을 가진 무손상 아그레칸 코어 단백질의 반-정량적(semi-quantitative) 분석. (B) 대조군, Link N, IL-1 그리고 Link N 및 IL-1 모두로 처리된 연골에서 유형 II 콜라겐 (Col II)의 면역블랏팅과 분자량 360 kDa을 가진 콜라겐의 반-정량적 분석. 결과는 상이한 기증자의 4개 연골 시료의 평균 ± SD로 나타낸다 (* p<0.05).
도 10: 인간 골관절염 연골에서 MMP-13 및 유형 X 콜라겐 (Col X) 발현 분석. (A) 대조군, Link N, IL-1 및 Link N 및 IL-1 모두로 처리된 연골에서 MMP-13의 면역블랏팅과 분자량 55 kDa을 가진 MMP-13 단백질의 반-정량적 분석. (B) 대조군, Link N, IL-1 및 Link N 및 IL-1 모두로 처리된 연골에서 유형 X 콜라겐의 면역블랏팅과 분자량 60 kDa을 가진 콜라겐 알파 쇄의 반-정량적 분석. 결과는 상이한 기증자의 4개 연골 시료의 평균 ± SD로 나타낸다 (* p<0.05).
도 11: 염증성 환경에서 Link N이 보충된, OA 및 정상 기증자로부터 취한 연골 세포(chondrocytes)에서 NFkB의 분석. 연골세포(chondrocytes) 대조군, Link N 처리된, IL-1 처리된, Link N (10ng/ml) + IL-1, Link N (100ng/ml) + IL-1 및 Link N (1000ng/ml) + IL-1에서 NFkB의 웨스턴 블랏 분석. 결과는 상이한 기증자들의 3개 실험의 평균 ± SD로 나타낸다 (* p<0.05). 이들 결과에서 NF-kB의 IL-1 유도된 활성화는 정상 인간 연골세포(chondrocytes) (A) 및 OA 연골세포 (B)에서 Link N에 의해 투여분량(dose) 의존적으로 억제된다는 것이 설명된다.
도 12: 디스크에서 프로테오글리칸 농도. 유도된 퇴행이 있는 디스크, Link N, MSCs, Link N 및 MSCs 모두로 처리된 디스크와 비-대조군 퇴행성 디스크에서 프로테오글리칸 농도가 측정되었다. 결과는 상이한 소 꼬리로부터 취한 7개의 디스크의 평균 ± SD로 나타낸다 (* p<0.05).
도 13: 디스크에서 프로테오글리칸의 크기 분포. 상이한 처리를 받은 7개의 디스크로부터 단리된 프로테오글리칸을 모으고, 아가로즈 겔 전기영동에 의해 분석되었다. 프로테오글리칸은 톨루이딘(Toluidine) 블루 착색에 의해 시각화되었다.
도 14. 디스크에서 아그레칸 코어 단백질의 분석. 퇴행 대조군, Link N 처리된, MSCs 처리된, Link N 및 MSCs 모두로 처리된, 그리고 퇴행없는 대조군 디스크에서 약 320kDa의 분자량을 갖는 무손상 아그레칸 코어 단백질의 면역블랏팅 및 반-정량적 분석. 결과는 상이한 소 꼬리로부터 취한 7개의 디스크의 평균 ± SD로 나타낸다 (* p<0.05).
도 15. 디스크에서 새로이 합성된 유형 II 콜라겐의 분석. 퇴행 대조군, Link N 처리된, MSCs 처리된, Link N 및 MSCs 모두로 처리된, 퇴행없는 대조군 디스크에서 약 120kDa의 분자량을 갖는 유형 II 콜라겐 알파 쇄의 면역블랏팅 및 반-정량적 분석. 결과는 상이한 소 꼬리로부터 취한 7개의 디스크의 평균 ± SD로 나타낸다 (* p<0.05).
도 16: 디스크의 속질핵 영역에서 프로테오글리칸 분포. 트립신-유도된 퇴행을 가진 디스크는 다음의 주사후 14 일 동안 배양되었다: Link N, MSC 또는 Link N 및 MSCs. 대조군 퇴행성 디스크 및 대조군 비-퇴행성 디스크와 비교되었다. 이들 디스크는 사프라닌(Safranin) O 착색 (눈금막대, 100 ㎛)를 이용하여 조직학적으로 평가되었다.
도 17: MSCs의 라벨링 및 추적. A. MSC 세포 막은 PKH67 키트 (녹색 형광, 화살표)를 이용하여 라벨되었으며, 라벨링 효과는 형광 현미경을 이용하여 평가되었다. B. 라벨된 MSCs는 2일 동안 확장 배지에서 배양되었고, 유지된 라벨링은 형광 현미경에 의해 확인되었다. C. 라벨된 MSCs의 존재는 장기 배양물에서 14일 후 NP 영역에서 측정되었다. D. C의 확대.
도 18: 트립신-유도된 퇴행 후 2주 시점에서 소의 디스크 장기 배양물에서 프로테오글리칸 합성, 아그레칸 및 유형 II 콜라겐 발현에 대한 Link N 1-8의 효과. (A) 유도된 퇴행을 가진 디스크, 유도된 퇴행을 가지고, Link N 1-8로 처리된 디스크, 그리고 비-퇴행성 대조군 디스크에서 2주 후 디스크 안 프로테오글리칸 농도가 측정되었다. 결과는 상이한 소 꼬리로부터 취한 3개의 디스크의 평균 ± SD로 나타낸다 (* p<0.05). (B) 유도된 퇴행을 가진 디스크, 유도된 퇴행을 가지고, Link N 1-8로 처리된 디스크, 비-퇴행성 대조군 디스크 및 Link N 1-8로 처리된 비-퇴행성 디스크에서 처리 후 2주 시점에서 분자량 약 360kDa의 새로이 합성된 유형 II 콜라겐의 면역블랏팅 및 반-정량적 분석. 결과는 상이한 소 꼬리로부터 취한 7개의 디스크의 평균 ± SD로 나타낸다 (* p<0.05). (C) 유도된 퇴행을 가진 디스크, 유도된 퇴행을 가지고, Link N 1-8로 처리된 디스크, 비-퇴행성 대조군 디스크 및 Link N 1-8로 처리된 비-퇴행성 디스크에서 처리 후 2주 시점에서 분자량 약 320kDa의 무손상 아그레칸 코어 단백질의 면역블랏팅 및 반-정량적 분석. 결과는 상이한 소 꼬리로부터 취한 7개의 디스크의 평균 ± SD로 나타낸다 (* p<0.05).
도 19: 아그레칸 G1 도메인과 히알루론산염 사이의 상호작용을 안정화시키는 링크 단백질의 도식적 설명. Link 단백질 (LP)은 아그레칸 G1 도메인과 히알루론산염 (HA) 사이의 상호작용을 안정화시킨다. 이 도면은 또한 인간 Link N [DHLSDNYTLDLDRAIH] 및 소의 Link N [DHHSDNYTVDHDRVIH], 링크 단백질의 N-말단 부분을 나타내고, 그리고 소의 서열에서 발생되는 것과 같이 잔기의 치환(굵게 표시됨)을 강조한다.
도 20: 인간 또는 소의 Link N이 보충된 알긴산염에서 배양된 소의 추간판 세포의 세포 생존력(viability). 세포 생존력은 LIVE/DEAD ® 생존력 /세포독성 분석에 의해 측정되었다. 알긴산염에 매립된 소의 추간판 (IVD) 세포는 1ug/ ml 소의 (BLN) 또는 인간 (HLN) Link N 보충된 배지에서 18일 동안 배양되었다. 동일한 기간 동안 배지에서 배양된 비드(Beads)는 대조군 (CTL)으로 이용되었다. 18 일 후, 상기 비드는 회수되었고, 세포 생존력이 평가되었다. 모든 비드의 세포 생존력은 > 98%에서 평가되었다 (백색 밝은 반점들).
도 21: 축적된 글리코사미노글리칸은 1.2% 알긴산염에서 비이드화된(beaded) 소의 속질핵 세포에 의해 배양 배지로 방출된다. 1.2% 알긴산염에서 비이드화된 소의 속질핵 (NP) 세포는 소의 (BLN) 또는 인간 (HLN) Link N (1㎍/ml)이 보충된 배지에서 배양되었거나, 또는 단독 배지(CTL)에 노출되었다. 각 조건의 경우, 배지는 배양 3, 6, 9, 12, 15, 및 18 일차에 수집되었다. 배지로 방출된 황산염 글리코사미노글리칸 (GAG)은 1,9-디메틸메틸렌 블루 (DMMB) 염료-결합 분석에서 측정되었다. 결과는 박스 플롯(box plot)으로 나타내는데, 이때 박스는 삼중으로 실행된 3가지 독립 실험의 복합 데이터의 중간 50% (25%-75% 백분위수)을 나타낸다 (*p < 0.05 또는 ***p < 0.0001).
도 22: 축적된 글리코사미노글리칸은 1.2% 알긴산염에서 비이드화된 소의 섬유륜 세포에 의해 배양 배지로 방출된다. 1.2% 알긴산염에 매입된 소의 섬유륜 세포(AF)는 소의 (BLN) 또는 인간 (HLN) Link N (1㎍/ml)이 보충된 배지에서 배양되었거나, 또는 단독 배지(CTL)에 노출되었다. 각 조건의 경우, 배지는 배양 3, 6, 9, 12, 15, 및 18 일차에 수집되었다. 배지로 방출된 황산염 글리코사미노글리칸 (GAG)은 1,9-디메틸메틸렌 블루 (DMMB) 염료-결합 분석에서 측정되었다. 결과는 박스 플롯으로 나타내는데, 이때 박스는 삼중으로 실행된 3가지 독립 실험의 복합 데이터의 중간 50% (25%-75% 백분위수)을 나타낸다 (*p < 0.005 또는 ***p < 0.0001).
도 23: 아그레칸 유전자 발현에서 변화. 1㎍/ml 소의 (BLN) 또는 인간 Link N (HLN)이 보충된 배지에서 배양후 1주일 시점에 1.2% 알긴산염에서 비이드화된 소의 섬유륜 (AF) 및 속질핵 (NP) 세포의 아그레칸 (AGG) 유전자 발현에서 변화. 유전자 발현은 RT-PCR에 의해 측정되었다. 18S rRNA는 하우스키핑(housekeeping) 유전자로 이용되었으며, 결과를 정상화시키는 기능을 하였다. 값들은 단독 배지 (CTL)에 노출된 세포와 비교하여, Link N에 노출된 세포의 유전자 발현 비율로 나타낸다. (*p < 0.05, **p < 0.001).
도 24: 아그레칸 ADAMTS-4 및 ADAMTS-5 유전자 발현에서 변화. 1㎍/ml 소의 (BLN) 또는 인간 Link N (HLN)이 보충된 배지에서 배양후 1주일 및 2주일 시점에 1.2% 알긴산염에서 비이드화된 소의 섬유륜 (AF) 및 속질핵 (NP) 세포의 (A, B) ADAMTS-4 및 (C, D) ADAMTS-5 유전자 발현에서 변화. 유전자 발현은 RT-PCR에 의해 측정되었다. 18S rRNA는 하우스키핑(housekeeping) 유전자로 이용되었으며, 결과를 정상화시키는 기능을 하였다. 값들은 단독 배지 (CTL)에 노출된 세포와 비교하여, Link N에 노출된 세포의 유전자 발현 비율로 나타낸다. (*p < 0.05, **p < 0.001).
도 25: 소의 섬유륜 속질핵 세포에서 Smad1/5 활성화에 있어서 소의 또는 인간 Link N의 효과. 소의 섬유륜 (AF) 및 속질핵 (NP) 세포들은 1㎍/ml의 소의 (BLN) 또는 인간 Link N (HLN)이 보충된 배지에서 6h 동안 배양되었다. 단백질 발현은 전체 Smad1 및 포스포-Smad1/5에 대한 특이적 항체를 이용한 면역블랏팅에 의해 분석되었다. 삼중으로 실행된 3가지 독립 실험의 복합 데이터를 나타내는 정량적 결과는 평균±표준 편차로 나타낸다 (*p<0.05; **p<0.01; † p<0.001; § p < 0.0001). 겔 상의 밴드들은 하나의 대표 실험의 것을 나타낸다.
도 26: 소의 섬유륜 속질핵 세포에서 Smad2 활성화에 있어서 소의 또는 인간 Link N의 효과. 소의 섬유륜 (AF) 및 속질핵 (NP) 세포들은 1㎍/ml의 소의 (BLN) 또는 인간 Link N (HLN)이 보충된 배지에서 6h 동안 배양되었다. 단백질 발현은 전체 및 포스포-Smad2에 대한 특이적 항체를 이용한 면역블랏팅에 의해 분석되었다. 삼중으로 실행된 3가지 독립 실험의 복합 데이터를 나타내는 정량적 결과는 평균±표준 편차로 나타낸다 (*p<0.05). 겔 상의 밴드들은 하나의 대표 실험의 것을 나타낸다.
도 27: 퇴행이 있는 등급 2 내지 4 (AF 및 NP 영역)의 인간 디스크에서 NGF 발현. 이 도면은 인간 IVD에서 NGF 발현은 퇴행을 증가시킨다는 것을 보여주는 일련의 조직 착색 및 면역블랏이다.
도 28: Link N은 섬유륜 (AF) 세포에서 뉴로트로핀 (NGF 및 BDNF)과 물질 P (TAC1)의 TNFα 자극된 발현을 억제시킨다. 등급 2 인간 디스크의 AF 세포들은 Link N (1㎍/ml) + TNFα (100ng/ml) 또는 TNFα (100ng/ml) 단독으로 24hrs 동안 자극받았다. 결과는 4사람의 상이한 기증자의 4개 독립적인 실험의 평균 ± SD로 나타낸다. * p<0.05 vs. 대조군.
도 29: Link N은 섬유륜 (AF) 세포에서 뉴로트로핀 (NGF 및 BDNF)과 물질 P (TAC1)의 IL-1β 자극된 발현을 억제시킨다. 등급 2 인간 디스크의 AF 세포들은 Link N (1㎍/ml) + IL-1β (10ng/ml) 또는 IL-1β (10ng/ml) 단독으로 24hrs 동안 자극받았다. 결과는 4사람의 상이한 기증자의 4개 독립적인 실험의 평균 ± SD로 나타낸다. * p<0.05 vs. 대조군.
도 30: Link N은 뉴로트로핀 (TRKA 및 TRKB)과 물질 P (TAC1R) 수용체들의 TNFα 자극된 발현을 억제시킨다. Link N (1㎍/ml) + TNFα (100ng/ml) 또는 TNFα (100ng/ml) 단독 보충으로 자극을 받은 후 24hrs 후, 등급 2 인간 디스크의 섬유륜 (AF) 세포들에 의한 뉴트로핀 및 물질 P 유전자 발현에서의 변화. 결과는 4사람의 상이한 기증자의 4개 독립적인 실험의 평균 ± SD로 나타낸다. * p<0.05 vs. 대조군.
도 31: Link N은 뉴로트로핀 (TRKA 및 TRKB)과 물질 P (TAC1R) 수용체들의 Il-1베타 자극된 발현을 억제시킨다. Link N (1㎍/ml)+ IL-1β (10ng/ml) 또는 IL-1β (10ng/ml) 단독 보충으로 자극을 받은 후 24hrs 후, 등급 2 인간 디스크의 섬유륜 (AF) 세포들에 의한 뉴트로핀 및 물질 P 유전자 발현에서의 변화. 결과는 4사람의 상이한 기증자의 4개 독립적인 실험의 평균 ± SD로 나타낸다. * p<0.05 vs. 대조군.
도 32: NGF 유전자 발현 및 Link N과 함께 배양된 AF 세포의 배지로 방출된 NGF 유전자 발현 분석. Link N, IL-1β, 또는 Link N 및 IL-1β으로 처리된 등급 4 AF 세포에서 분자량 약 27kDa의 NGF 단백질의 웨스턴 블랏 및 반-정량적 분석. 결과는 상이한 기증자들의 4개 디스크의 평균 ± SD로 나타낸다 (* p<0.05).
도 33: 소의 꼬리뼈 IVD 사진과 Link N은 손상된 소의 IVD로부터 물질 P 방출을 감소시킨다는 것을 보여주는 도표다. 캡사이신으로 처리, 천자만 된 경우 또는 천자 + Link N (10㎍/ml) 보충으로 처리된 후 4 또는 24hr 후, 소의 디스크에서 물질 P 방출 변화. 결과는 4개 독립적인 실험의 평균 ± SD로 나타낸다. *p<0.05 vs. 대조군.
기증자 | 연령 ( yrs ) | 성별 | 사망 원인 | 디스크 수준 |
1 | 19 | F | 코카인 과다투여 | L1-L2, L2-L3, L5-S1 |
2 | 20 | F | MVA | T12-L1, L3-L4, L5-S1 |
3 | 16 | F | 심정지(Cardiac Arrest) | T12-L1, L1-L2, L5-S1 |
4 | 36 | F | MVA | T12-L1, L3-L4, L5-S1 |
5 | 25 | M | 자살 | T12-L1, L1-L2, L5-S1 |
6 | 47 | F | CVA | T12-L1, L3-L4, L5-S1 |
7 | 42 | F | ICH | T12-L1, L5-S1 |
동물 | 퇴행 대조군 | 비-퇴행 대조군 | Link N | MSCs | Link N + MSCs |
1 | X | x | x | x | |
2 | x | x | x | x | |
3 | X | x | x | x | |
4 | X | x | x | x | |
5 | X | x | x | x | |
6 | X | x | x | x | |
7 | x | x | x | x | |
8 | X | x | x | x | |
9 | X | x | x |
유전자 | 서열 | 크기 |
AGG | 포워드 (6499-6518): AATGCCCAGGACTACCAGTG 역 (6636-6665): CCCTTCTCATGCCAGATCAT |
167 bp |
ADAMTS-4 | 포워드 (1528-1547): CAATGCACTGGTCTGAATGG 역 (1659-1678): CTAGGAGACAGTGCCCGAAG |
151 bp |
ADAMTS-5 | 포워드 (1165-1184): GGGACCATATGCTCTCCTGA 역 (1331-1350): AATGCTGGTGAGGATGGAAG |
186 bp |
18S rRNA | 포워드 (1351-1370): GGAGCGATTTGTCTGGGTTA 역 (1532-1551): CGCTGAGCCAGTCAGTGTAG |
201 bp |
Claims (37)
- 다음에서 선택된 펩티드를 포함하는 단리된 폴리펩티드:
i) DHX1X2X3X4X5X6 (서열 번호: 1);
X1은 임의의 아미노산, 임의적으로 L, H, R Q이며;
X2는 S 또는 L이며;
X3은 D, S 또는 N이며;
X4는 N 또는 D이며;
X5는 Y 또는 S이며; 그리고/또는
X6은 T 또는 Y이며;
ii) i)의 보존적 변이체;
iii) i) 또는 ii)의 단편;
여기에서 상기 보존적 변이체 및/또는 단편은 생물학적 활성을 유지하고, 그리고 상기 펩티드는 15개 이하의 아미노산이다. - 청구항 1 내지 3중 어느 한 항에 있어서, 상기 펩티드는 DHX1SDNYT (서열 번호: 3)로 구성되며; 여기에서 X1은 L 또는 H 또는 생물학적 활성을 유지하는 이의 보존적 변이체인, 단리된 폴리펩티드.
- 청구항 1에 있어서, DHLSDNYT (서열 번호: 4) 또는 생물학적 활성을 유지하는 이의 보존적 변이체로 구성된 펩티드 서열을 포함하는, 단리된 폴리펩티드.
- 청구항 4에 있어서, DHHSDNYT (서열 번호: 5) 또는 생물학적 활성을 유지하는 이의 보존적 변이체로 구성된 펩티드 서열을 포함하는, 단리된 폴리펩티드.
- 청구항 1 내지 4중 어느 한 항에 있어서, 상기 펩티드는 4, 5, 6, 7, 9, 10, 11, 12, 13, 14 또는 15개 아미노산인, 단리된 폴리펩티드.
- 청구항 1에 있어서, 다음에서 선택된 펩티드를 포함하는 단리된 폴리펩티드:
i) DHX1X2X3X4X5X6X7X8X9DX10X11X12, X13 (서열 번호: 6) 또는 DHX1SDNYTX2DHDR X3I, (서열 번호: 7);
X1은 임의의 아미노산, 임의적으로 L, H, R Q이며;
X2는 S 또는 L이며;
X3은 D, S 또는 N이며;
X4는 N 또는 D이며;
X5는 Y 또는 S이며;
X6은 T 또는 Y이며;
X7은 L V 또는 T이며;
X8은 임의의 아미노산, 임의적으로 D G, N 또는 P이며;
X9는 H Y 또는 P이며;
X10은 R 또는 Q이며;
X11은 A V 또는 D이며;
X12는 I 또는 R이며; 그리고/또는
X13은 H 또는 V이며; 임의적으로 X1은 L 또는 H이며, X2는 L 또는 V이며, 그리고 X3은 A 또는 V이며;
ii) i)의 보존적 변이체; 및
iii) i) 또는 ii)의 단편;
여기에서 상기 보존적 변이체 및/또는 단편은 생물학적 활성을 유지한다. - 청구항 6에 있어서, 상기 서열은 DHLSDNYTLDHDRAI (서열 번호: 9) 또는 생물학적 활성을 유지하거나 또는 서열 번호: 9에 최소한 80% 서열 동일성을 갖는 이의 보존적 변이체 및/또는 단편이며, 그리고 임의적으로 상기 단리된 폴리펩티드는 글리코실화되지 않거나 또는 인간 생체내 발현된 폴리펩티드와 비교하여, 차등적으로 글리코실화된, 단리된 폴리펩티드.
- 청구항 6에 있어서, 상기 서열은 DHHSDNYTVDHDRVI (서열 번호: 10)이거나; 생물학적 활성을 유지하거나 또는 서열 번호: 10에 최소한 80% 서열 동일성을 갖는 이의 보존적 변이체 및/또는 단편이며, 임의적으로 상기 단리된 폴리펩티드는 글리코실화되지 않거나 또는 소 생체내 발현된 폴리펩티드와 비교하여, 차등적으로 글리코실화된, 단리된 폴리펩티드.
- 청구항 1 내지 8중 어느 한 항에 있어서, 상기 펩티드는 안정화 모이어티, 및/또는 운반체에서 선택된 활성 모이어티에 접합된, 단리된 폴리펩티드.
- 청구항 1 내지 9중 어느 한 항에 따른 폴리펩티드를 인코딩하거나, 또는 엄격한 조건하에서 상기 단리된 핵산에 혼성화되는 단리된 핵산.
- 청구항 10의 단리된 핵산을 포함하는 벡터.
- 청구항 1 내지 9중 어느 한 항에 따른 폴리펩티드를 발현시키고/시키거나 청구항 10의 단리된 핵산 또는 청구항 11의 벡터를 포함하는 재조합 세포.
- 청구항 12에 있어서, 상기 세포는 연골세포(chondrocyte) 계통 세포, 줄기 세포 또는 디스크 세포이며, 임의적으로 상기 줄기 세포는 간엽 줄기 세포인, 재조합 세포.
- 청구항 1 내지 9중 어느 한 항에 따른 폴리펩티드, 청구항 12 또는 13의 재조합 세포 또는 상기 폴리펩티드 및/또는 재조합 세포를 포함하는 조성물로 처리된, 단리된 유도된 연골 또는 디스크 세포.
- 청구항 1 내지 9중 어느 한 항에 따른 단리된 폴리펩티드와 임의적으로 운반체 또는 희석제, 청구항 12 또는 13의 재조합 세포, 및/또는 청구항 14의 유도된 세포를 포함하는 조성물.
- 청구항 15에 있어서, 상기 조성물은 약학적으로 수용가능한 운반체 또는 희석제를 포함하는 약학 조성물인, 조성물.
- 청구항 15 또는 16에 있어서, 청구항 1 내지 16중 어느 한 항에 따른 단리된 폴리펩티드, 재조합 세포, 유도된 세포 및/또는 조성물이 포함된, 생체적합성 물질로 형성된 골격을 포함하며, 임의적으로 상기 골격은 알긴산염 골격 또는 히드로겔 골격이며, 그리고 상기 재조합 또는 유도된 세포는 상기 골격 상에 또는 안에 배치된, 조성물.
- 연골 및/또는 디스크 세포에서 또는 연골 및/또는 디스크 세포가 포함된 조직에서 매트릭스 합성 임의적으로 프로테오글리칸 합성 및/또는 콜라겐 II 합성을 유도하는 방법에서, 상기 방법은 프로테오글리칸 합성이 유도되는 조건하에서 청구항 1-9중 어느 하나에 따른 단리된 폴리펩티드, 청구항 12 또는 13의 재조합 세포, 및/또는 청구항 15 내지 17중 어느 하나에 따른 조성물의 효과량과 함께 상기 연골 및/또는 디스크 세포를 항온처리/배양하는 것, 증가된 매트릭스 합성을 가진 유도된 연골 및/또는 디스크 세포를 생산하는 것을 포함하는, 방법.
- 개체로 이식하기 위한 연골 및/또는 디스크 조직을 생산하는 방법으로서, 상기 방법은 프로테오글리칸 합성이 유도되는 조건하에서 청구항 1-9중 어느 하나에 따른 단리된 폴리펩티드, 청구항 12 또는 13의 재조합 세포, 및/또는 청구항 15 내지 17중 어느 하나에 따른 조성물의 효과량과 함께 상기 연골 및/또는 디스크 세포를 항온처리/배양하는 것, 증가된 매트릭스 합성을 가진 유도된 연골 및/또는 디스크 세포를 생산하는 것; 및 실질적으로 순수한 집단의 유도된 연골 및/또는 디스크 세포를 단리하는 것을 포함하는, 방법.
- 청구항 18 또는 19에 있어서, 상기 세포 및/또는 조직은 연골, 임의적으로 연골 이식술에 이용을 위한 연골이 생성되는 조건하에서 접촉되는, 방법.
- 연골 및/또는 디스크 장애의 증상을 완화 및/또는 치료하는 방법으로서, 청구항 1-9중 어느 하나에 따른 단리된 폴리펩티드, 청구항 12 또는 13의 재조합 세포, 청구항 14의 유도된 세포 및/또는 청구항 15 내지 17중 어느 하나에 따른 약학 조성물을 이를 필요로 하는 개체에게 투여하는 것을 포함하는, 방법.
- 청구항 21에 있어서, 상기 연골 및/또는 디스크 조직 병리는 추간판 퇴행인, 방법.
- 청구항 22에 있어서, 상기 추간판 퇴행은 초기 단계인, 방법.
- 청구항 21에 있어서, 상기 연골 및/또는 디스크 조직 병리는 관절염, 바람직하지 않는 골형성 및/또는 석회화에서 선택된 염증성 또는 퇴행성 관절 질환인, 방법.
- 청구항 24에 있어서, 상기 관절염은 골관절염인, 방법.
- 청구항 24에 있어서, 상기 관절염은 류마티스 관절염인, 방법.
- 청구항 18 내지 26중 어느 한 항에 있어서, 상기 개체는 인간, 말 또는 개에서 임의적으로 선택된 포유류인, 방법.
- 청구항 27에 있어서, 상기 개체는 인간인, 방법.
- 청구항 18 내지 28중 어느 한 항에 있어서, 상기 단리된 폴리펩티드, 재조합 세포, 유도된 세포 및/또는 약학 조성물은 상기 개체에게 골격 내에 투여되는, 방법.
- 청구항 18 내지 29중 어느 한 항에 있어서, 상기 단리된 폴리펩티드, 재조합 세포, 유도된 세포 또는 약학 조성물은 복합 치료법으로 투여되는, 방법.
- 청구항 18 내지 30중 어느 한 항에 있어서, 상기 재조합 세포는 청구항 1 내지 9중 어느 한 항에 따른 단리된 폴리펩티드를 발현시키는 간엽 줄기 세포 (MSCs), 연골 세포 또는 디스크 세포인, 방법.
- 청구항 18 내지 30중 어느 한 항에 있어서, 상기 재조합 세포 또는 유도된 세포는 연골세포(chonrocytes), 임의적으로 자가 연골세포인, 방법.
- 청구항 32에 있어서, 모자이크성형술이 이용되는, 방법.
- 청구항 21 내지 32중 어느 한 항에 있어서, 상기 개체는 임플란트를 제공받은 것인, 방법.
- 청구항 18 내지 34중 어느 한 항에 있어서, 상기 방법은 청구항 1 내지 9중 어느 한 항에 따른 단리된 폴리펩티드, 청구항 12 또는 13의 재조합 세포, 청구항 14의 유도된 세포 및/또는 청구항 15 내지 17중 어느 한 항에 따른 조성물과 복합되어 MSC를 상기 연골 및/또는 디스크 세포 또는 조직에 접촉시키거나, 또는 상기 개체에게 투여하는 것을 더 포함하는, 방법.
- 청구항 21 내지 35중 어느 한 항에 있어서, 상기 개체는 감소된 세포 밀도 및/또는 대사 활성을 가지며, 임의적으로 상기 감소된 세포 밀도 및/또는 대사 활성은 나이로 인한 것인, 방법.
- 청구항 17 내지 35중 어느 한 항에 있어서, 청구항 1 내지 9중 어느 한 항에 따른 단리된 폴리펩티드, 청구항 12 또는 13의 재조합 세포, 청구항 14의 유도된 세포 및/또는 청구항 15 내지 17중 어느 한 항에 따른 조성물은 염증성 환경에서 투여되거나 또는 이식되는, 방법.
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