title: Effects of prostaglandin E1 and isoproterenol on cyclic AMP content of human fibroblasts modified by time and cell density in subculture.
mesh_terms: D002452:Cell Count; D002478:Cells, Cultured; D000242:Cyclic AMP / Q000378:metabolism*; D004837:Epinephrine / Q000494:pharmacology; D005347:Fibroblasts / Q000254:growth & development / Q000378:metabolism* / Q000648:ultrastructure; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology*; D011453:Prostaglandins / Q000494:pharmacology*; D013806:Theophylline / Q000494:pharmacology; D013997:Time Factors
chemical_list: D011453:Prostaglandins; D013806:Theophylline; D000242:Cyclic AMP; D007545:Isoproterenol; D004837:Epinephrine