title: Seasonal variation in prolactin and TSH releasing activity in the hypothalamus of Rana temporaria.
mesh_terms: D000818:Animals; D005260:Female; D007031:Hypothalamus; D008297:Male; D008473:Median Eminence; D011301:Preoptic Area; D011388:Prolactin / Q000378:metabolism*; D011896:Rana temporaria; D051381:Rats; D012621:Seasons; D012737:Sex Factors; D013972:Thyrotropin / Q000378:metabolism*; D014020:Tissue Extracts / Q000494:pharmacology*; D014371:Tuber Cinereum
chemical_list: D014020:Tissue Extracts; D011388:Prolactin; D013972:Thyrotropin