title: Cyclic adenosine 3':5'-monophosphate and protein kinase levels in developing bovine spermatozoa.
mesh_terms: D000818:Animals; D002110:Caffeine / Q000494:pharmacology; D002417:Cattle; D002465:Cell Movement / Q000187:drug effects; D000242:Cyclic AMP / Q000032:analysis*; D004822:Epididymis; D008297:Male; D011494:Protein Kinases / Q000032:analysis*; D013091:Spermatogenesis; D013094:Spermatozoa / Q000201:enzymology*; D013806:Theophylline / Q000494:pharmacology
chemical_list: D002110:Caffeine; D013806:Theophylline; D000242:Cyclic AMP; D011494:Protein Kinases