KR20140043733A - 조직 생성물의 효소처리방법 - Google Patents
조직 생성물의 효소처리방법 Download PDFInfo
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Abstract
Description
도 2는 처리된 샘플 및 대조군 샘플에 대한 인장강도 시험데이터의 박스 플롯이다.
도 3은 처리된 샘플 및 대조군 샘플에 대한 봉합강도 시험데이터의 박스 플롯이다.
도 4는 처리된 샘플 및 대조군 샘플에 대한 인열강도 시험데이터의 박스 플롯이다.
도 5는 처리된 샘플 및 대조군 샘플에 대한 콜라게나제 소화 시험데이터의 박스 플롯이다.
도 6은 처리된 샘플 및 대조군 샘플에 대한 크리프 내성 시험데이터의 박스 플롯이다.
Claims (26)
- 조직 매트릭스를 처리하는 방법으로서,
콜라겐-함유 조직 매트릭스를 선택하는 단계; 및
조직 매트릭스 내에서 원하는 수준의 유연성을 생성하기에 충분한 조건하에서, 조직 매트릭스를 단백질분해 효소와 접촉시키는 단계를 포함하는 방법. - 제1항에 있어서,
상기 조직 매트릭스가 무세포 조직 매트릭스인 것을 특징으로 하는 방법. - 제1항 또는 제2항에 있어서,
상기 조직 매트릭스는 진피 조직 매트릭스를 포함하는 것을 특징으로 하는 방법. - 제1항에 있어서,
상기 조직은 근막, 심막 조직, 경뇌막, 탯줄 조직, 태반 조직, 심장판막 조직, 인대 조직, 힘줄조직, 동맥 조직, 정맥 조직, 신경연결 조직, 방광 조직, 요관 조직 및 창자 조직으로부터 선택되는 것을 특징으로 하는 방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 효소는 브로멜라인인 것을 특징으로 하는 방법. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 효소는 브로멜라인, 파파인, 피신, 악티니딘 또는 이들의 조합들로부터 선택되는 것을 특징으로 하는 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 조직 매트릭스는 인장강도, 인열강도, 봉합강도, 크리프내성, 파괴강도, 열전이온도, 또는 이들의 조합들 중 적어도 하나에 있어서 원치 않는 변화를 생성하지 않는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 조직 매트릭스는 조직 매트릭스의 다공성을 증가시키는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 방법. - 제1항 내지 제6항 중 어느 한 항에 있어서,
상기 조직 매트릭스는 인장강도, 인열강도, 봉합강도, 크리프내성, 열전이온도, 또는 이들의 조합들을 통계적으로 유의하게 감소시키지 않는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 방법. - 제3항 내지 제9항 중 어느 한 항에 있어서,
조직 매트릭스로부터 세포들 및 세포성분들 중 적어도 일부를 제거하기 위해 조직 매트릭스를 처리하는 단계를 추가로 포함하는 것을 특징으로 하는 방법. - 제10항에 있어서,
조직 매트릭스로부터 세포들 및 세포성분들을 모두 제거하는 단계를 포함하는 것을 특징으로 하는 방법. - 조직 매트릭스를 처리하는 방법으로서,
콜라겐-함유 무세포 조직 매트릭스를 선택하는 단계;
조직 매트릭스에서 원하는 수준의 유연성을 생성하고, 조직 매트릭스의 다공성을 증가시키기에 충분한 조건하에, 조직 매트릭스를 단백질분해 효소와 접촉시키는 단계를 포함하는 방법. - 제12항에 있어서,
상기 무세포 조직 매트릭스는 진피조직 매트릭스를 포함하는 것을 특징으로 하는 방법. - 제12항에 있어서,
상기 무세포 조직 매트릭스는 근막, 심막 조직, 경뇌막, 탯줄 조직, 태반 조직, 심장판막 조직, 인대 조직, 힘줄조직, 동맥 조직, 정맥 조직, 신경연결 조직, 방광 조직, 요관 조직 및 창자 조직으로부터 선택되는 것을 특징으로 하는 방법. - 제11항 내지 제14항 중 어느 한 항에 있어서,
효소는 브로멜라인인 것을 특징으로 하는 방법. - 제11항 내지 제14항 중 어느 한 항에 있어서,
효소는 브로멜라인, 파파인, 피신, 악티니딘 또는 이들의 조합들로부터 선택되는 것을 특징으로 하는 방법. - 제11항 내지 제16항 중 어느 한 항에 있어서,
조직 매트릭스는 인장강도, 인열강도, 봉합강도, 크리프내성, 파괴강도, 열전이온도, 또는 이들의 조합들 중 적어도 하나를 원치 않게 변경시키지 않는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 방법. - 제11항 내지 제16항 중 어느 한 항에 있어서,
조직 매트릭스는 인장강도, 인열강도, 봉합강도, 크리프내성, 열전이온도, 또는 이들의 조합들을 통계적으로 유의하게 감소시키지 않는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 방법. - 무세포 조직 매트릭스를 선택하는 단계; 및
조직 매트릭스의 원하는 수준의 유연성을 생성하기에 충분한 조건하에, 조직 매트릭스를 단백질분해 효소와 접촉시키는 단계
를 포함하는 처리방법에 의해 제조되는 무세포 조직 매트릭스. - 제19항에 있어서,
무세포 조직 매트릭스는 진피 조직 매트릭스를 포함하는 것을 특징으로 하는 무세포 조직 매트릭스. - 제19항에 있어서,
무세포 조직 매트릭스는 근막, 심막 조직, 경뇌막, 탯줄 조직, 태반 조직, 심장판막 조직, 인대 조직, 힘줄조직, 동맥 조직, 정맥 조직, 신경연결 조직, 방광 조직, 요관 조직 및 창자 조직으로부터 선택되는 것을 특징으로 하는 무세포 조직 매트릭스. - 제19항 내지 제21항 중 어느 한 항에 있어서,
상기 효소는 브로멜라인인 것을 특징으로 하는 무세포 조직 매트릭스. - 제19항 내지 제21항 중 어느 한 항에 있어서,
상기 효소는 브로멜라인, 파파인, 피신, 악티니딘 또는 이들의 조합들로부터 선택되는 것을 특징으로 하는 무세포 조직 매트릭스. - 제19항 내지 제23항 중 어느 한 항에 있어서,
상기 조직 매트릭스는 인장강도, 인열강도, 봉합강도, 크리프내성, 파괴강도, 열전이온도, 또는 이들의 조합들 중 적어도 하나를 원치 않게 변경시키지 않는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 무세포 조직 매트릭스. - 제19항 내지 제23항 중 어느 한 항에 있어서,
상기 조직 매트릭스는 인장강도, 인열강도, 봉합강도, 크리프내성, 열전이온도, 또는 이들의 조합들을 통계적으로 유의하게 감소시키지 않는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 무세포 조직 매트릭스. - 제19항 내지 제25항 중 어느 한 항에 있어서,
상기 조직 매트릭스는 조직 매트릭스의 다공성을 증가시키는 조건하에, 단백질분해 효소와 접촉되는 것을 특징으로 하는 무세포 조직 매트릭스.
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- 2018-11-14 JP JP2018213410A patent/JP6728307B2/ja active Active
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2020
- 2020-02-06 IL IL272509A patent/IL272509A/en unknown
- 2020-05-15 AU AU2020203189A patent/AU2020203189A1/en not_active Abandoned
- 2020-07-01 JP JP2020114059A patent/JP2020171735A/ja active Pending
Patent Citations (4)
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| WO1999044533A1 (en) * | 1998-03-06 | 1999-09-10 | Crosscart, Inc. | Soft tissue xenografts |
| WO2003097694A1 (en) * | 2002-05-21 | 2003-11-27 | Colltech Australia Ltd | Collagen and method for producing same |
| US20110021753A1 (en) * | 2009-07-27 | 2011-01-27 | National Cheng Kung University | Method for Preparing Porous Collagen Matrices |
| WO2011014155A1 (en) * | 2009-07-27 | 2011-02-03 | National Cheng Kung University | Preparation of high purity collagen |
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| US9238793B2 (en) | Method for enzymatic treatment of tissue products | |
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