title: Changes in the pitch of the myosin helix preceding cross-brdige attachment in oscillatory contractions of frog sartorius muscle.
mesh_terms: D000199:Actins; D000818:Animals; D001001:Anura; D005990:Glycerol; D009119:Muscle Contraction; D009132:Muscles / Q000032:analysis / Q000502:physiology* / Q000648:ultrastructure; D009218:Myosins / Q000502:physiology; D009991:Oscillometry; D011485:Protein Binding; D011487:Protein Conformation; D013997:Time Factors; D014965:X-Rays
chemical_list: D000199:Actins; D009218:Myosins; D005990:Glycerol