A COMPARATIVE-STUDY ON LIPID-PEROXIDATION IN CEREBRAL-CORTEX OF STROKE-PRONE SPONTANEOUSLY HYPERTENSIVE AND NORMOTENSIVE RATS

被引:0
作者
ITO, H [1 ]
TORII, M [1 ]
SUZUKI, T [1 ]
机构
[1] KINKI UNIV,SCH MED,DEPT PATHOL,OSAKA,OSAKA 589,JAPAN
来源
INTERNATIONAL JOURNAL OF BIOCHEMISTRY | 1993年 / 25卷 / 12期
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中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
1. Lipid peroxidation and membrane-related enzyme changes in the cerebral cortex of stroke-prone rats (SHRSP) and normotensive rats were examined at 5 and 20 weeks of age. 2. In vivo formation of thiobarbituric acid-reactant substances was higher in SHRSP at 20 weeks of age and in vitro generation of free malondialdehyde was greater in SHRSP brains, both at 5 and 20 weeks of age, as compared with those in WKY. 3. Membrane-associated enzymes such as Na/K-ATPase and 5'-nucleotidase activities were lower in 20-week-old SHRSP than in age-matched WKY. 4. These results indicate how very prone the SHRSP brain is toward lipid peroxidation and subsequent membrane-related enzyme changes.
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页码:1801 / 1805
页数:5
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