title: A study of the bioloical activity and resistance to phosphodiesterase of some derivatives and analogues of cyclic AMP.
mesh_terms: D000478:Alkylation; D000818:Animals; D001681:Biological Assay; D001921:Brain / Q000201:enzymology; D000242:Cyclic AMP / Q000138:chemical synthesis / Q000378:metabolism* / Q000494:pharmacology; D006152:Cyclic GMP / Q000494:pharmacology; D005260:Female; D013006:Growth Hormone / Q000378:metabolism; D007700:Kinetics; D008297:Male; D010727:Phosphoric Diester Hydrolases / Q000378:metabolism*; D010902:Pituitary Gland / Q000187:drug effects / Q000378:metabolism; D051381:Rats; D012737:Sex Factors; D013329:Structure-Activity Relationship; D013806:Theophylline / Q000494:pharmacology; D013972:Thyrotropin / Q000378:metabolism; D013997:Time Factors
chemical_list: D013972:Thyrotropin; D013006:Growth Hormone; D013806:Theophylline; D000242:Cyclic AMP; D010727:Phosphoric Diester Hydrolases; D006152:Cyclic GMP