Ultrastructure of the pigeon papillary muscle with special reference to the sarcoplasmic reticulum.
D000818:Animals; D010856:Columbidae; D008931:Mitochondria, Muscle / Q000648:ultrastructure; D009132:Muscles / Q000648:ultrastructure*; D009200:Myocardial Contraction; D009210:Myofibrils / Q000648:ultrastructure; D010210:Papillary Muscles / Q000648:ultrastructure; D012519:Sarcoplasmic Reticulum / Q000648:ultrastructure*