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醋酸棉酚对幼龄大鼠睾丸间质细胞分泌活性及细胞膜表面LH/hCG受体发育的影响
醋酸棉酚 睾丸间质细胞 受体 幼龄大鼠
2009/12/10
Fifteen day immature male rats were given by gastric garage gossypol acetic acid 30 mg/kg daily for 13 days. The production of testicular testosterone in vitro, both basal and hCG-stimulated, was redu...
Opioid Modulation of the Pre-ovulatory LH Surge in the Conscious Rat:Involvement of Indolamines
Indolamines opioid receptors LH surge and HPLC-ECD
2009/7/1
Endogeonus opioid peptides play an important role in the generation of the pre-ovulatory LH surge. We investigated the interrelationship between the oploid and indolaminergic systems in the regutalion...
促性腺激素释放多肽(GRP)对体外培养小鼠垂体分泌LH的影响
促性腺激素释放多肽 抗早孕 抗着床 促黄体生成激素(LH)
2010/2/23
合成的促性腺激素释放多肽(GRP)及其类似物GRp～NH2,[Glu7.9.14Lys6.10]GRP(6～14),[phe14]GRP(5～14)和[phe14]GRP浓度在0.05mmol·L-1时,具有刺激体外培养的小鼠垂体分泌LH的作用。其活性依此相当对照垂体的115.4,114.2,140,160和179%。小鼠于妊振第7～9天或第1～5天,每只sc[phe14]GRP1mg·d-1,或...