Adenosine triphosphate and muscular contraction and relaxation.
D000255:Adenosine Triphosphate / Q000494:pharmacology*; D000818:Animals; D004837:Epinephrine / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*
D000255:Adenosine Triphosphate; D004837:Epinephrine