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Issue:
Cellular and molecular alterations in 5-HTT knockout mice
Author(s):
JIANG Xue Department of Biochemistry and Molecular Biology
,
Chongqing Medical University
,
Chongqing 400016
,
China
Pages:
248
-
251
Year:
2011
Issue:
2
Journal:
Chemistry of Life
Keyword:
5-羟色胺转运体
;
5-羟色胺代谢
;
下丘脑-垂体-肾上腺皮质轴
;
应激
;
Abstract:
5-羟色胺转运体(5-HTT)在神经精神心理正常功能的维持及疾病的发生和发展中起重要作用。5-HTT的表达能力减低或消失的小鼠(称为:5-HTT敲除小鼠)表现出许多行为的改变,例如:焦虑类似行为增多、对应激更加敏感和攻击性行为减少。这些行为的改变有的与携带5-HTTLPR短等位基因的人很相似。因此5-HTT敲除小鼠被作为研究5-HTTLPR多态性导致情感性精神障碍发病机制的动物模型。本文主要就5-HTT敲除小鼠的5-HT浓度和代谢、下丘脑-垂体-肾上腺皮质轴以及对其他神经递质转运体影响的分子和细胞改变进行综述。
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