title: Adenosine antagonism by purines, pteridines and benzopteridines in human fibroblasts.
mesh_terms: D000241:Adenosine / Q000037:antagonists & inhibitors*; D002460:Cell Line; D055598:Chemical Phenomena; D002621:Chemistry; D000242:Cyclic AMP / Q000096:biosynthesis; D005347:Fibroblasts / Q000187:drug effects; D006801:Humans; D007700:Kinetics; D011621:Pteridines / Q000494:pharmacology*; D011687:Purines / Q000494:pharmacology*; D013329:Structure-Activity Relationship; D013806:Theophylline / Q000494:pharmacology
chemical_list: D011621:Pteridines; D011687:Purines; D013806:Theophylline; D000242:Cyclic AMP; D000241:Adenosine