title: Phosphorylcreatine and ATP changes during shortening and lengthening of stimulated muscle.
mesh_terms: D000255:Adenosine Triphosphate / Q000378:metabolism*; D000818:Animals; D001001:Anura; D002623:Chemistry Techniques, Analytical; D003401:Creatine; D004558:Electric Stimulation; D066298:In Vitro Techniques; D009119:Muscle Contraction; D010725:Phosphocreatine / Q000378:metabolism*
chemical_list: D010725:Phosphocreatine; D000255:Adenosine Triphosphate; D003401:Creatine