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人膝關節(jié)滑膜細胞的增殖、分泌和趨化的體外研究

發(fā)布時間:2019-04-01 18:55
【摘要】:第一部分人膝關節(jié)滑膜細胞的體外培養(yǎng) 目的:獲得人滑膜B型細胞,進行后續(xù)研究。方法:提取滑膜組織,消化,培養(yǎng),傳代,鑒定。結果:獲得人滑膜B型細胞。結論:本方法可以獲得人滑膜B型細胞,滿足實驗的需求。 第二部分tTG. β-NGF及bFGF對人膝關節(jié)滑膜細胞的作用 目的:研究tTG、βNGF及bFGF對人膝關節(jié)滑膜B型細胞的作用。方法:將第一部分培養(yǎng)好的滑膜細胞鋪板,加入不同濃度的tTG、β-NGF及bFGF,抽取上清,測Ⅰ型膠原蛋白的含量,加入MTT,測細胞增殖,利用Transwel l測趨化作用。結果:tTG在20ng/ml之前,對滑膜B型細胞有促進增殖、分泌作用,之后,隨著濃度的增加,抑制細胞增殖和分泌Ⅰ型膠原蛋白,tTG對滑膜B型細胞無趨化作用。β-NGF對滑膜B型細胞有抑制增殖和分泌Ⅰ型膠原蛋白作用,β-NGF對滑膜B型細胞無趨化作用。bFGF對滑膜B型細胞有促進增殖、分泌作用,bFGF對滑膜B型細胞無趨化作用。結論:在滑膜B型細胞增殖和分泌Ⅰ型膠原蛋白方面,tTG有雙重作用,β-NGF有抑制作用,bFGF有促進作用;在滑膜B型細胞趨化方面,三種均無影響。
[Abstract]:Objective: to obtain human synovial type B cells for follow-up study. Methods: synovial tissue was extracted, digested, cultured, subcultured and identified. Results: human synovial type B cells were obtained. Conclusion: the human synovial type B cells can be obtained by this method, which can meet the needs of the experiment. Part two tTG. Effects of 尾-NGF and bFGF on human synovial cells objective: to study the effects of tTG, 尾 NGF and bFGF on human synovial type B cells. Methods: the synovial cells were cultured in the first part. Different concentrations of tTG, 尾-NGF and bFGF, were added to extract supernatant. The content of type 鈪,

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