Cell cycle phase duration in bone marrow cells from malnourished rats during suckling

被引:9
作者
Gomez, JL
Campos, C
Rangel, P
Ortiz, R
机构
[1] UNIV AUTONOMA METROPOLITANA IZTAPALAPA,DEPT CIENCIAS SALUD,MEXICO CITY 09340,DF,MEXICO
[2] UNIV NACL AUTONOMA MEXICO,INST FISIOL CELULAR,MEXICO CITY 04510,DF,MEXICO
关键词
cell cycle; generation time; protein calorie malnutrition; bone marrow; H-3]thymidine;
D O I
10.1016/0027-5107(95)00228-6
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
The generation time and duration of the different phases of the cell cycle were estimated in cultured bone marrow cells from malnourished and well-nourished rats during the lactation period by the percentage labeled mitosis (PLM) technique after a short pulse treatment with tritiated thymidine. The PLM were obtained in sequential analysis after every 3 h from removing labeled thymidine to 27 h of incubation. Results have shown a longer cell cycle time in cells from malnourished rats. The G(1) + 1/2M phases are sensitive to experimental severe protein malnutrition (PCM), while S and G(2) + 1/2M phases did not show any differences in duration between malnourished and well-nourished rats.
引用
收藏
页码:57 / 60
页数:4
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