title: Electron microscopic demonstration of calcium in heart mitochondria in situ.
mesh_terms: D000818:Animals; D002118:Calcium / Q000378:metabolism*; D002614:Chelating Agents; D008297:Male; D008722:Methods; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle / Q000378:metabolism*; D009206:Myocardium / Q000166:cytology* / Q000378:metabolism; D051381:Rats; D012519:Sarcoplasmic Reticulum / Q000032:analysis; D013997:Time Factors
chemical_list: D002614:Chelating Agents; D002118:Calcium