KR20200037101A - 활액막 유래 중간엽 줄기세포 및 그의 용도 - Google Patents
활액막 유래 중간엽 줄기세포 및 그의 용도 Download PDFInfo
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Abstract
Description
도 1b는 synMSC를 계대 15세대 동안 계대배양한 결과를 나타내는 현미경 사진으로서, Passage 1은 계대 1세대(P1)를 나타내고, Passage 5는 계대 5세대(P5)를 나타내며, Passage 15는 계대 15세대(P15)를 나타낸다.
도 2a는 synMSC의 양성 에피토프에 대한 단클론 항체로 면역염색한 결과를 나타내는 사진이다.
도 2b는 synMSC의 음성 에피토프에 대한 단클론 항체로 면역염색한 결과를 나타내는 사진이다.
도 2c는 synMSC의 면역염색시 발색된 형광을 정량분석한 결과를 나타내는 그래프이다.
도 3a는 synMSC를 지방세포로 분화유도 한 후, Oil Red O 염색을 수행한 결과를 나타내는 형광현미경 사진이다.
도 3b는 synMSC로부터 분화된 지방세포에서 측정된 Oil Red O 염색수준을 정량분석한 결과를 나타내는 그래프이다.
도 3c는 synMSC를 골세포로 분화유도 한 후, Alizarin Red S 염색을 수행한 결과를 나타내는 형광현미경 사진이다.
도 3d는 synMSC로부터 분화된 골세포에서 측정된 Alizarin Red S 염색수준을 정량분석한 결과를 나타내는 그래프이다.
도 3e는 synMSC를 골세포로 분화유도 한 후, ALP 활성에 의한 BCIP/NBT의 발색수준을 나타내는 형광현미경 사진이다.
도 3f는 synMSC로부터 분화된 골세포에서 측정된 ALP 활성을 정량분석한 결과를 나타내는 그래프이다.
도 4a는 대조군인 BMSCs와 P3 synMSC를 대상으로 H&E 염색 및 alcian blue 염색을 수행한 결과를 나타내는 현미경 사진이다.
도 4b는 BMSCs와 P3 synMSC를 대상으로 H&E 염색수준을 정량분석한 결과를 나타내는 그래프이며, 도 4c는 BMSCs와 P3 synMSC를 대상으로 alcian blue 염색수준을 정량분석한 결과를 나타내는 그래프이다.
도 5a는 P3 synMSC(대조군), P3 synMSC로부터 분화된 연골세포(비교군) 및 BMP-7을 사용하여 P3 synMSC로부터 분화된 연골세포(실험군)에서 측정된 sGAGs(sufated glycosaminoglycan) 수준을 정량분석한 결과를 나타내는 그래프이다.
도 5b는 P3 synMSC(대조군), P3 synMSC로부터 분화된 연골세포(비교군) 및 BMP-7을 사용하여 P3 synMSC로부터 분화된 연골세포(실험군)에서 발현된 연골 마커 단백질(SOX-9, 애그리칸(aggrecan) 및 제2형 콜라겐)의 발현수준을 측정한 결과를 나타내는 전기영동사진이다.
도 5c는 P3 synMSC(대조군), P3 synMSC로부터 분화된 연골세포(비교군) 및 BMP-7을 사용하여 P3 synMSC로부터 분화된 연골세포(실험군)에서 발현된 연골 마커 단백질(SOX-9, 애그리칸(aggrecan) 및 제2형 콜라겐)의 발현수준을 정량분석한 결과를 나타내는 그래프이다.
도 6a는 PLGA 스캐폴드를 사용하여 P3 synMSC를 배양한 후, 생존 세포수의 변화를 분석한 결과를 나타내는 그래프이다.
도 6b는 PLGA 스캐폴드를 사용하여 P3 synMSC를 배양할 때, 배양기간의 경과에 따른 형태변화를 나타내는 주사 전자 현미경 사진이다.
도 7은 PLGA 스캐폴드(PLGA scaffold), PLGA 스캐폴드상에 synMSC가 배양된 배양물(PLGA/SynMSC) 및 BMP-7이 결합된 PLGA 스캐폴드상에 synMSC가 배양된 배양물(PLGA/SynMSC/BMP-7)이 이식된 토끼 관절의 대퇴골을 H&E 염색, Safranin-O 염색 및 제2형 콜라겐의 항체를 사용한 면역염색을 수행한 결과를 나타내는 현미경 사진이다.
Claims (11)
- (a) 활액막 조직을 하이드로젤 내에 함입시키고 배양하여 배양물을 수득하는 단계; 및
(b) 상기 수득한 배양물에서 하이드로젤을 분해하여 상기 활액막 조직으로부터 하이드로젤 내로 이동 및 증식한 중간엽줄기세포를 회수하는 단계를 포함하는, 활액막 유래 중간엽줄기세포의 제조방법.
- 제1항에 있어서,
상기 하이드로젤은 콜라겐(collagen), 젤라틴(gelatin), 콘드로이틴(chondroitin), 하알루로닉산(hyaluronic acid), 알지닌(alginic acid), 메트리젤(MatrigelTM), 키토산(chitosan), 펩티드(peptide), 피브린(fibrin), PGA(polyglycolic acid), PLA(polylactic acid), PEG(polyethylene glycol), 폴리아크릴아미드(polyacrylamide) 및 이들의 조합으로 구성된 군으로부터 선택되는 물질로 구성되는 것인, 활액막 유래 중간엽줄기세포의 제조방법.
- 제1항에 있어서,
상기 하이드로젤의 분해는 콜라지나아제, 젤라티나아제, 유로키나아제, 스트렙토키나아제, TPA(tissue plasminogen activator), 플라즈민(plasmin), 히알루로니다아제 및 이들의 조합으로 구성된 군으로부터 선택되는 효소의 처리에 의해 수행되는 것인, 활액막 유래 중간엽줄기세포의 제조방법.
- 제1항 내지 제3항 중 어느 한 항의 방법으로 제조되고; 세포 표면에 CD29, CD44, CD73 및 CD90가 발현되는 면역학적 특성을 가지는, 활액막 유래 중간엽줄기세포.
- 제4항에 있어서,
상기 중간엽줄기세포는 지방세포, 골세포, 연골세포 및 이들의 조합으로 구성된 군으로부터 선택되는 세포로 분화될 수 있는 것인, 활액막 유래 중간엽줄기세포.
- 제4항의 활액막 유래 중간엽줄기세포, 그의 배양물 또는 상기 중간엽줄기세포로부터 분화된 세포를 유효성분으로 포함하는, 골 또는 연골손상 치료용 약학 조성물.
- 제6항에 있어서,
상기 중간엽줄기세포는 지지체과 혼합된 형태인 것인, 골 또는 연골손상 치료용 약학 조성물.
- 제7항에 있어서,
상기 지지체는 PLGA 스캐폴드인 것인, 골 또는 연골손상 치료용 약학 조성물.
- 제6항에 있어서,
상기 약학 조성물은 BMP-7을 추가로 포함하는 것인, 골 또는 연골손상 치료용 약학 조성물.
- 활액막 조직 및 하이드로젤을 포함하는 중간엽 줄기세포 배양용 조성물.
- 제10항의 중간엽 줄기세포 배양용 조성물을 포함하는 중간엽 줄기세포 배양용 키트.
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| WO2024144250A1 (ko) * | 2022-12-29 | 2024-07-04 | 가톨릭관동대학교산학협력단 | 관절 낭액 유래 줄기세포 및 연골세포를 포함하는 연골 재생용 조성물 |
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| CN112595698A (zh) * | 2020-11-18 | 2021-04-02 | 上海中医药大学 | 油红o的应用及定量检测组织或细胞内脂质的方法 |
| CN118679242A (zh) * | 2021-12-24 | 2024-09-20 | 梨花女子大学校产学协力团 | 皮肤来源干细胞的培养方法及其用途 |
| CN115770326B (zh) * | 2022-09-28 | 2024-06-25 | 中国人民解放军总医院第一医学中心 | 用于关节腔内软骨修复再生的凝胶体系及其制备方法和用途 |
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| US6835377B2 (en) | 1998-05-13 | 2004-12-28 | Osiris Therapeutics, Inc. | Osteoarthritis cartilage regeneration |
| CN1498266A (zh) | 2001-01-30 | 2004-05-19 | 使用滑膜衍生的组织或细胞治疗及修复关节软骨缺损或损伤的组合物及方法 | |
| US7560432B2 (en) * | 2003-11-26 | 2009-07-14 | Histogenics Corporation | In situ method for treatment and repair of meniscal injuries |
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- 2019-09-27 US US17/280,003 patent/US20220112465A1/en active Pending
- 2019-09-27 EP EP19867525.8A patent/EP3865571B1/en active Active
- 2019-09-27 KR KR1020190119759A patent/KR102223043B1/ko active Active
- 2019-09-27 ES ES19867525T patent/ES3014281T3/es active Active
- 2019-09-27 JP JP2021543107A patent/JP7230219B2/ja active Active
- 2019-09-27 CN CN201980078739.5A patent/CN113454206A/zh active Pending
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024144250A1 (ko) * | 2022-12-29 | 2024-07-04 | 가톨릭관동대학교산학협력단 | 관절 낭액 유래 줄기세포 및 연골세포를 포함하는 연골 재생용 조성물 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20220112465A1 (en) | 2022-04-14 |
| CN113454206A (zh) | 2021-09-28 |
| JP2022513329A (ja) | 2022-02-07 |
| EP3865571A4 (en) | 2022-08-10 |
| WO2020067774A1 (ko) | 2020-04-02 |
| EP3865571A1 (en) | 2021-08-18 |
| JP7230219B2 (ja) | 2023-02-28 |
| EP3865571B1 (en) | 2024-12-25 |
| ES3014281T3 (en) | 2025-04-21 |
| EP3865571C0 (en) | 2024-12-25 |
| KR102223043B1 (ko) | 2021-03-08 |
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