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腺苷对体外甲状腺T4释放的抑制作用。

Inhibition by adenosine of thyroidal T4 release in vitro.

作者信息

Maayan M L, Volpert E M, Dawry F

出版信息

Endocrinology. 1978 Aug;103(2):652-5. doi: 10.1210/endo-103-2-652.

DOI:10.1210/endo-103-2-652
PMID:744109
Abstract

Adenosine, like catecholamines, inhibits the thyroidal T4 release in vitro, when stimulated by TSH,N,O'-dibutyryl cyclic AMP [(Bu) 2cAMP], and phosphodiesterase inhibitors. Unlike catecholamines, the adenosine-induced inhibition is independent of adrenergic receptors. It is postulated that TSH stimulates thyroidal T4 release through a cAMP activated, adenosine-sensitive, protein kinase.

摘要

腺苷与儿茶酚胺一样,在受到促甲状腺激素(TSH)、N,O'-二丁酰环磷酸腺苷[(Bu)2cAMP]和磷酸二酯酶抑制剂刺激时,可在体外抑制甲状腺T4释放。与儿茶酚胺不同,腺苷诱导的抑制作用不依赖于肾上腺素能受体。据推测,TSH通过环磷酸腺苷激活的、腺苷敏感的蛋白激酶刺激甲状腺T4释放。

相似文献

1
Inhibition by adenosine of thyroidal T4 release in vitro.腺苷对体外甲状腺T4释放的抑制作用。
Endocrinology. 1978 Aug;103(2):652-5. doi: 10.1210/endo-103-2-652.
2
Inhibition of thyrotropin- and dibutyryl cyclic AMP-induced secretion of thyroxine and triiodothyronine by catecholamines.儿茶酚胺对促甲状腺素和二丁酰环磷腺苷诱导的甲状腺素及三碘甲状腺原氨酸分泌的抑制作用。
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Inhibition of the response of mouse thyroid to tryrotropin induced by chronic triiodothyronine treatment.慢性三碘甲状腺原氨酸治疗诱导的小鼠甲状腺对促甲状腺素反应的抑制作用。
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