THE EFFECT OF TEMPERATURE ON METABOLISM IN 3T3 CELLS AND SV40-TRANSFORMED 3T3 CELLS AS MEASURED BY MICROCALORIMETRY

被引:9
作者
LONNBRO, P
SCHON, A
机构
[1] Division of Thermochemistry, Chemical Center, University of Lund, P O Box 124
关键词
D O I
10.1016/0040-6031(90)80560-L
中图分类号
O414.1 [热力学];
学科分类号
摘要
The rate of heat production was measured at different temperatures for nontransformed and SV40-transformed 3T3 cells. Both cell lines were very similar with respect to metabolic temperature dependence in the lower temperature range. The apparent activation energy for 3T3 cells and SV40-transformed 3T3 cells was 60 kJ/mol and 66 kJ/mol, respectively. A large difference was found at high temperatures. The transformed 3T3 cell line did not exhibit any "normal" metabolism above 41 °C, whereas the 3T3 cells showed a functioning metabolism also at 42 °C. © 1990.
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页码:75 / 80
页数:6
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