title: Cyclic AMP concentration in the rat's preoptic region.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D000242:Cyclic AMP / Q000378:metabolism*; D008297:Male; D011301:Preoptic Area / Q000378:metabolism*; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D000242:Cyclic AMP