1. A small piece of tissue from each specimen was removed and minced. 2. The tissue was digested with collagenase overnight. 3. To remove the collagenase and the majority of the stromal cells, the tissue was rinsed and centrifuged. 4. The tissue was inoculated into a 60-mm tissue culture dish coated with collagen type I and grown in primary cell system supplemented with growth factors and ho......閱讀全文
直接從生物體獲取的組織,一般需要將其消化成單個細胞才能進行體外培養。這種直接從離體組織獲得的細胞,更接近于生物體內的生活狀態,且生物性狀尚未發生很大改變,因此在藥物篩選、細胞移植、類器官培養、腫瘤研究等眾多領域備受歡迎。但組織消化過程中常遇到多種問題,例如消化不完全、細胞死亡率高等。如何克服這些問題