KR102586165B1 - 생체 조직 접착성 및 결합력이 증가된 조직 유합제 조성물 및 이의 제조방법 - Google Patents
생체 조직 접착성 및 결합력이 증가된 조직 유합제 조성물 및 이의 제조방법 Download PDFInfo
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Abstract
Description
도 2는 사람 태아연골조직 유래 세포를 이용하여 시트 배양된 접착제에서 발현된 접착 제어 기전 관련 유전자와 사람 성인 연골조직 유래 세포를 일반적인 세포배양법으로 배양하였을 때 발현하는 접착 관련 유전자를 비교한 마이크로 어레이 분석 결과이다.
도 3은 사람 태아연골조직 유래 세포를 이용하여 시트 배양된 접착제에서 발현된 접착 제어 기전 관련 유전자와 사람 골수유래 중간엽 줄기세포를 일반적인 세포배양법으로 배양하였을 때 발현된 접착 관련 유전자를 비교한 마이크로 어레이 분석 결과이다.
도 4는 접착력에 관련한 목표 유전자인 CTGF, EXT1 또는 VCAN을 pCMV-HA 백터에(Vector) 각각 결합한후 유전자 클로닝을(DNA Cloning) 진행한 결과이다.
도 5는 사람 연골세포을 목표 유전자 삽입하고 똑같은 조건하에 배양한 이미지 결과이다.
도 6은 사람 연골 세포에서 목표 유전자를 삽입하고 RT-PCR(Real Time Polymerase Chain Reaction)로 유전자 발현 수준을 확인한 결과이다.
도 7은 태아 연골조직 유래 줄기세포에 목표 유전자를 삽입하고 똑같은 조건하에 배양한 이미지 결과이다.
도 8은 태아 연골조직 유래 줄기세포에 목표 유전자를 삽입하고 RT-PCR(Real Time Polymerase Chain Reaction) 실험을 한 결과이다.
도 9는 본 발명의 태아 연골조직 유래 줄기 세포를 목표 유전자의 siRNA 삽입을 통하여 처리한후 똑같은 조건하에 배양한 이미지 결과이다.
도 10은 본 발명의 태아 연골조직 유래 줄기세포에 목표 유전자의 siRNA 삽입하여 배양한 후 RT-PCR (Real Time Polymerase Chain Reaction)을 수행하여 유전자 발현 수준을 확인한 결과이다.
도 11은 태아 연골조직 유래 줄기세포를 이용하여 만든 연골 조직 유합제 조성물(TAP-C)의 접착 강도를 확인한 과정이다.
도 12는 CTGF 또는 EXT1 유전자가 삽입되거나 삽입되지 않은 사람 연골 세포(chondrocyte) 및 태아 연골조직 유래 줄기세포(FCPC)를 각각 이용하여 만든 연골 조직 유합제 조성물의 접착 강도를 확인한 결과이다.
도 13은 접착관련 유전자 VCAN을 이용하여 제조된 생체 조직 접합체의 조직 접합능을 확인한 결과이다.
| 유전자 | 유전자 번호 Sequence | |
| CTGF | CCN2 또는 connective tissue growth factor | HM015591 |
| NDST1 | Bifunctional heparan sulfate N-deacetylase/N-sulfotransferase 1 | U17970 |
| EXT1 | Exostosin-1 | Q16394 |
| ITGA3 | Integrin alpha-3 | AC002401 |
| CYTL1 | Cytokine-like protein 1 | BC031391 |
| TGFB1 | Transforming growth factor beta-1 proprotein | BT007245 |
| SOCS3 | Suppressor of cytokine signaling 3 | AF159854 |
| VCAN | Versican | U26555 |
| CHI3L2 | Chitinase-3-like protein 2 | U49835 |
| KRT19 | Keratin, type I cytoskeletal 19 | AF202321 |
Claims (8)
- CTGF, EXT1 및 VCAN로 이루어진 유전자 발현이 증가된 세포를 유효성분으로 함유하며,
상기 세포는 사람 연골조직 세포인 것을 특징으로 하는 생체 조직 접착성 및 결합력이 증가된 연골조직 유합제 약학 조성물. - 삭제
- 청구항 1에 있어서, 상기 연골조직 유합제 조성물은 연골조직 접착제, 연골조직 봉합제, 또는 연골유착 방지제로 사용되는 것을 특징으로 하는 연골조직 유합제 약학 조성물.
- 삭제
- 세포에 CTGF, EXT1 및 VCAN로 이루어진 유전자를 삽입하는 단계;
상기 유전자가 삽입된 세포를 연골분화 배지가 포함된 배지에서 5 내지 10일 간 1차 배양하는 단계;
상기 1차 배양된 세포를 2차 단층배양하는 단계; 및
상기 2차 단층배양된 세포와 세포외기질이 결합된 세포막을 수득하는 단계를 포함하고,
상기 세포는 사람 연골조직 세포인 것을 특징으로 하는 연골조직 유합제 제조방법. - 삭제
- 청구항 5에 있어서, 상기 1차 배양된 세포를 2차 단층배양하는 단계는 성장배지에서 1차 배양된 세포를 15 내지 20일간 단층배양하는 것을 특징으로 하는 연골조직 유합제 제조방법.
- 청구항 5에 있어서, 상기 세포막은 CTGF, EXT1 및 VCAN로 이루어진 유전자 발현이 증가된 세포를 포함하며, 조직 접착성 및 결합력이 증가된 것을 특징으로 하는 연골조직 유합제 제조방법.
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| US17/765,921 US20230034514A1 (en) | 2019-10-02 | 2020-09-29 | Tissue adhesion composition with bio-tissue adhesiveness and bonding force and preparation method therefor |
| PCT/KR2020/013386 WO2021066552A1 (ko) | 2019-10-02 | 2020-09-29 | 생체 조직 접착성 및 결합력이 증가된 조직 유합제 조성물 및 이의 제조방법 |
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| KR20210039940A KR20210039940A (ko) | 2021-04-12 |
| KR102586165B1 true KR102586165B1 (ko) | 2023-10-10 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002004480A2 (en) | 2000-07-11 | 2002-01-17 | Human Genome Sciences, Inc. | Connective tissue growth factor-2 |
| WO2012081628A1 (ja) | 2010-12-15 | 2012-06-21 | 大学共同利用機関法人情報・システム研究機構 | タンパク質の生産方法 |
| JP2019076008A (ja) * | 2017-10-23 | 2019-05-23 | 学校法人就実学園 | 骨細胞、軟骨細胞、脂肪細胞、または神経細胞に分化可能な前駆細胞、その作製方法、およびその使用方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101804501B1 (ko) | 2011-12-29 | 2017-12-05 | 주식회사 삼양바이오팜 | 카테콜 기를 가지는 감마 폴리글루탐산, 이의 제조 방법 및 이를 포함하는 조직 접착제 |
| EP3028722B1 (en) * | 2013-08-01 | 2018-11-28 | TWO CELLS Co., Ltd. | Cartilage-damage treatment agent and method for producing same |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002004480A2 (en) | 2000-07-11 | 2002-01-17 | Human Genome Sciences, Inc. | Connective tissue growth factor-2 |
| WO2012081628A1 (ja) | 2010-12-15 | 2012-06-21 | 大学共同利用機関法人情報・システム研究機構 | タンパク質の生産方法 |
| JP2019076008A (ja) * | 2017-10-23 | 2019-05-23 | 学校法人就実学園 | 骨細胞、軟骨細胞、脂肪細胞、または神経細胞に分化可能な前駆細胞、その作製方法、およびその使用方法 |
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