title: Spectroscopic probes of muscle cross-bridge rotation.
mesh_terms: D000818:Animals; D004578:Electron Spin Resonance Spectroscopy / Q000379:methods; D007700:Kinetics; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*; D009218:Myosins / Q000502:physiology
chemical_list: D009218:Myosins