DIFFERENTIAL DOWN-REGULATION OF ESTROGEN RECEPTOR-LIKE IMMUNOREACTIVITY BY ESTRADIOL IN THE FEMALE BRAZILIAN OPOSSUM BRAIN

被引:13
作者
PEARSON, PL
ROSS, LR
JACOBSON, CD
机构
[1] IOWA STATE UNIV SCI & TECHNOL,DEPT VET ANAT,AMES,IA 50011
[2] IOWA STATE UNIV SCI & TECHNOL,MOLEC CELLULAR & DEV BIOL PROGRAM,AMES,IA 50011
关键词
MARSUPIAL; STEROID RECEPTOR; MEDIAL PREOPTIC AREA; MONODELPHIS; LIMBIC SYSTEM; REPRODUCTION; SEPTUM;
D O I
10.1016/0006-8993(93)90632-W
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
The effects of estrus and prolonged estradiol benzoate (EB) treatment on estrogen receptor-like immunoreactivity (ER-LI) were studied in the female Brazilian opossum (Monodelphis domestica) brain. In general, both estrus animals and EB treated animals had reduced ER-LI in specific brain regions when compared to ovariectomized controls. These results support a down-regulatory role for estrogen in relation to its receptor in the brain, and indicate that ER-LI is differentially regulated in the Monodelphis forebrain.
引用
收藏
页码:171 / 175
页数:5
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