IS THE NUCLEUS CORTICALIS OF TELEOSTS A NEW CHOLINERGIC CENTRAL-NERVOUS-SYSTEM FOR VERTEBRATES

被引:14
|
作者
WULLIMANN, MF
ROTH, G
机构
[1] Brain Research Institute, University of Bremen, Bremen 33, W-2800
关键词
ACETYLCHOLINE; CHOLINE ACETYLTRANSFERASE; CHOLINERGIC SYSTEM; IMMUNOHISTOCHEMISTRY; NUCLEUS CORTICALIS; PRETECTUM; TELEOST FISH; VISUAL SYSTEM;
D O I
10.1097/00001756-199201000-00008
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
ACETYLCHOLINESTERASE histochemistry suggests that the pretectal nucleus corticalis of teleost fish may be cholinergic. Because immunohistochemical analysis with antibodies against choline acetyltransferase provides a more reliable means of recognizing cholinergic central nervous structures, we investigated transverse brain sections of the African cichlid fish, Hemichromis lifalili and Hemichromis guttatus, with standard immunohistochemical techniques and found the nucleus corticalis to contain choline acetyltransferase. This supports the hypothesis that teleosts (unlike all other known vertebrates) have a cholinergic second-order sensory (i.e. visual) circuit.
引用
收藏
页码:33 / 35
页数:3
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