Effect of melatonin feeding on serum prolactin and gonadotropin levels and the onset of seasonal estrous cyclicity in sheep.
作者： D. J. KENNAWAY , T. A. GILMORE , R. F. SEAMARK
关键词:
摘要: … days after the commencement of treatment, serum PRL … levels (Fig. 1, top panel). Within 30 min of melatonin ingestion, … a level 2-4 times that found in darkness; this increased level was …
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