Exploring the expression of the melanin-concentrating hormone messenger RNA in the rat lateral hypothalamus after goldthioglucose injection

被引:9
作者
Grillon, S [1 ]
Herve, C [1 ]
Griffond, B [1 ]
Fellmann, D [1 ]
机构
[1] FAC MED,LAB HISTOL EMBRYOL CYTOGENET,INST ETUD & TRANSFERT GENES,CNRS URA 561,F-25030 BESANCON,FRANCE
关键词
D O I
10.1016/S0143-4179(97)90081-0
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Melanin-concentrating hormone (MCH) is expressed in a large neuronal population of the rat lateral hypothalamus. This area is known to be implicated in the regulation of thirst and hunger and to contain glucose-sensitive cells. In the present study, we investigated the effects of goldthioglucose (GTG), a toxic form of glucose, on the expression of the MCH gene in the rat lateral hypothalamus by immunocytochemistry, in situ hybridization and competitive RT-PCR. We observed that the MCH immunoreactivity and the level of MCH mRNA were not changed after intraperitoneal GTG injection (0.35 mg/g body weight). These results together with previous data suggest that the glucose-sensitive cells of the lateral hypothalamus are different from the MCH neurons and remain to be identified.
引用
收藏
页码:131 / 136
页数:6
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