title: The mechanism of the free calcium change in single muscle fibres during contraction.
mesh_terms: D000818:Animals; D001665:Binding Sites; D001693:Biological Transport, Active; D002118:Calcium / Q000378:metabolism*; D066298:In Vitro Techniques; D009119:Muscle Contraction; D009132:Muscles / Q000378:metabolism*; D009210:Myofibrils / Q000378:metabolism; D012519:Sarcoplasmic Reticulum / Q000378:metabolism; D001468:Thoracica
chemical_list: D002118:Calcium