ULTRASTRUCTURAL CHANGES IN SKELETAL MUSCLE MYOFIBRILS IN CONNEXION WITH CONTRACTION.
D000818:Animals; D001001:Anura; D004583:Electrons; D008853:Microscopy; D008854:Microscopy, Electron; D018482:Muscle, Skeletal; D009132:Muscles; D009210:Myofibrils; D010827:Physiology; D012106:Research
EXPERIMENTAL LAB STUDY; FROGS; MICROSCOPY, ELECTRON; MUSCLES; PHYSIOLOGY