CHO-DHFR - cell CHO-DHFR - 细胞 NICR2121 cell NICR2121 细胞 10%FBS 3111C0002000000096 90%FBS+10%DMSO CHO-dhFr-cell morphology-NIFDC CHO/dhFr- CHO/dhFr- cell Class A Dihydrofolate Reductase-deficient Chinese Hamster Ovary Cells; CHO/dhFr- NICR2121 National Institute for Food and Drug Control PN2 Passage at 1: 4-1: 8, and change fluid for 2-3 times a week Shufang Meng, Xiang Zhao, Tel:67095414, 67095360, Email:mengsf@263.net The cells are deficient in dihydrofolate reductase. adherent growth epithelioid http://www.cellresource.cn/fdetail.aspx?id=2121 10%FBS 1:4-1:8，每周换液2-3次 90%FBS+10%DMSO A类 CHO-dhFr-细胞形态-NIFDC CHO/dhFr- 细胞 PN2 上皮样 中国仓鼠卵巢细胞－二氢叶酸还原酶缺陷型；CHO/dhFr- 中国食品药品检定研究院 孟淑芳，赵翔， Tel:67095414,67095360, Email:mengsf@263.net 该细胞为二氢叶酸还原酶缺陷型。 贴壁生长