title: The effect of season on circadian rhythm of serum and adrenal corticosterone in rats.
mesh_terms: D000302:Adrenal Cortex / Q000378:metabolism*; D000818:Animals; D002940:Circadian Rhythm; D003345:Corticosterone / Q000097:blood / Q000378:metabolism*; D003624:Darkness; D008027:Light; D008297:Male; D051381:Rats; D012621:Seasons
chemical_list: D003345:Corticosterone