Xanthines and skeletal muscle: lack of relationship between phosphodiesterase inhibition and increased twitch tension in rat diaphragms.
D000818:Animals; D000242:Cyclic AMP / Q000378:metabolism; D006152:Cyclic GMP / Q000378:metabolism; D003964:Diaphragm / Q000201:enzymology; D066298:In Vitro Techniques; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009132:Muscles / Q000187:drug effects / Q000201:enzymology; D010726:Phosphodiesterase Inhibitors; D010727:Phosphoric Diester Hydrolases; D051381:Rats; D014970:Xanthines / Q000494:pharmacology*
D010726:Phosphodiesterase Inhibitors; D014970:Xanthines; D000242:Cyclic AMP; D010727:Phosphoric Diester Hydrolases; D006152:Cyclic GMP