title: Seasonal variation in tissue catecholamine level and its turnover in the frog (Rana temporaria).
mesh_terms: D000818:Animals; D001001:Anura; D001921:Brain / Q000378:metabolism*; D004837:Epinephrine / Q000378:metabolism*; D005260:Female; D006207:Half-Life; D008297:Male; D009206:Myocardium / Q000378:metabolism*; D009638:Norepinephrine / Q000378:metabolism*; D009928:Organ Specificity; D011896:Rana temporaria; D012621:Seasons
chemical_list: D009638:Norepinephrine; D004837:Epinephrine