RE-INNERVATION OF RAT EXTENSOR DIGITORUM LONGUS MUSCLES AFTER FREE GRAFTING

被引:36
作者
CARLSON, BM
WAGNER, KR
MAX, SR
机构
[1] UNIV MARYLAND, SCH MED,DEPT NEUROL, BALTIMORE, MD 21201 USA
[2] UNIV MARYLAND, SCH MED,DEPT PEDIAT, BALTIMORE, MD 21201 USA
关键词
D O I
10.1002/mus.880020411
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
Free grafts of the extensor digitorum longus (EDL) muscle of the rat are invaded by regenerating nerve fibers during the second postoperative week. Neuromuscular junctions are established during the third week. Levels of choline acetyltransferase (CAT) activity parallel the invasion of the graft by nerve fibers, but this activity never returns to control levels. We conclude that incomplete reinnervation of free muscle grafts may be a factor in the failure of such grafts to reattain the mass of control muscles. Copyright © 1979 Houghton Mifflin Professional Publishers
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页码:304 / 307
页数:4
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