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铜对体外仔猪软骨细胞增殖和细胞骨架的影响
引用本文:刘国文,冯海华,张乃生,王哲.铜对体外仔猪软骨细胞增殖和细胞骨架的影响[J].畜牧与兽医,2005,37(6):13-16.
作者姓名:刘国文  冯海华  张乃生  王哲
作者单位:1. 解放军军需大学军事兽医系,吉林,长春,130062;内蒙古民族大学动物科技学院,内蒙古,通辽,028042
2. 内蒙古民族大学动物科技学院,内蒙古,通辽,028042
3. 解放军军需大学军事兽医系,吉林,长春,130062
基金项目:国家自然科学基金项目(39970567、30170713).
摘    要:体外分离、培养仔猪关节软骨细胞,在细胞培养液中分别添加铜0、7.8、15.6、31.2、62.5μmol/L。结果表明,软骨细胞在4种铜浓度中可存活并增殖,但随铜浓度的增加,其存活率、增殖率、3H-TdR掺入率有明显的差异,且能破坏软骨细胞骨架。培养液中添加铜31.2μmol/L,对软骨细胞的增殖作用最强,增殖率、3H-TdR掺入数显著高于对照组(P<0.01),软骨细胞形态及骨架均正常。表明31.2μmol/L铜浓度是促进体外软骨细胞增殖的最适浓度。

关 键 词:    软骨细胞  增殖  细胞骨架
文章编号:0529-5130(2005)06-0013-04
收稿时间:11 9 2004 12:00AM
修稿时间:2004-11-09

Effect of copper on proliferation and cellular skeleton in the young pig chondrocytes in vitro
LIU Guo-wen,FENG Hai-hua,ZHANG Nai-sheng,WANG Zhe.Effect of copper on proliferation and cellular skeleton in the young pig chondrocytes in vitro[J].Animal Husbandry & Veterinary Medicine,2005,37(6):13-16.
Authors:LIU Guo-wen  FENG Hai-hua  ZHANG Nai-sheng  WANG Zhe
Abstract:Chondrocytes from the lateral trochler ridge of the distal femur in one-day-old pig were cultured in medium supplemented with 0, 7.8, 15.6, 31.2, 62.5 μmol/L copper. DNA synthesis in chondrocytes was measured by ~3H-thymindine incorporation. The results showed that proliferation-promoting activity and incorporation of ~3H-thymindine in chondrocytes increased in culture medium added with 7.8,15.6,31.2 and 62.5 μmol/L Cu. The optimal copper concentration for the proliferation-promoting activity of chondrocytes was 31.2 μmol/L.
Keywords:copper  pigs  chondrocyte  proliferation  cellular skeleton
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