发明申请
US20060105455A1 Covalently attached collagen VI for cell attachment and proliferation
审中-公开
共价连接胶原蛋白VI用于细胞附着和增殖
- 专利标题: Covalently attached collagen VI for cell attachment and proliferation
- 专利标题(中): 共价连接胶原蛋白VI用于细胞附着和增殖
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申请号: US11322637申请日: 2005-12-30
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公开(公告)号: US20060105455A1公开(公告)日: 2006-05-18
- 发明人: Richard Guarino , Jonathan Rowley , Andrea Liebmann-Vinson , John Hemperly , Mohammad Heidaran , Sharon Presnell
- 申请人: Richard Guarino , Jonathan Rowley , Andrea Liebmann-Vinson , John Hemperly , Mohammad Heidaran , Sharon Presnell
- 申请人地址: US NJ Franklin Lakes
- 专利权人: Becton Dickinson and Company
- 当前专利权人: Becton Dickinson and Company
- 当前专利权人地址: US NJ Franklin Lakes
- 主分类号: C12N5/08
- IPC分类号: C12N5/08
摘要:
Surfaces useful for cell culture comprise a support to which is bound a CAR material, and, bound to the CAR material, collagen VI or a biologically active fragment or variant thereof and, optionally, one or more other ECM proteins (or fragments or variants thereof) such as elastin, fibronectin, vitronectin, tenascin, laminin, entactin, aggrecan, decorin, collagen I, collagen III, and collagen IV. Also, optionally present on the surface is one or more polycationic polymers, such as poly-D-lysine or poly-D-ornithine. This surface is used in cell culture to promote cell attachment, survival, and/or proliferation of a number of different cell types such as (a) liver cells (e.g., HepG2 tumor cells, and a newly discovered line of rat liver epithelial stem cells) (b) osteoblasts, such as the murine cell line MC3T3 cell line and (c) primary bone marrow cells. Kits comprising the surfaces and additional reagents are also disclosed.
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