Inorganic phosphate affects the pCa-force relationship more than the pCa-ATPase by increasing the rate of dissociation of force generating cross-bridges in skinned fibers from both EDL and soleus muscles of the rat.

Kerrick, W Glenn L; Xu, Yuanyuan

Kerrick, W Glenn L; Xu, Yuanyuan.

Affiliation

Kerrick WG; Department of Physiology and Biophysics, University of Miami School of Medicine, Miami, FL 33101, USA. wglennk@aol.com

J Muscle Res Cell Motil ; 25(2): 107-17, 2004.

Article in En | MEDLINE | ID: mdl-15360126

Subject(s)

Calcium/metabolism; Muscle Fibers, Fast-Twitch/physiology; Muscle Fibers, Slow-Twitch/physiology; Myosins/metabolism; Phosphates/metabolism; Algorithms; Animals; Biomechanical Phenomena; Electronic Data Processing; Fluorescent Dyes/chemistry; In Vitro Techniques; Isometric Contraction/physiology; Kinetics; Models, Biological; Muscle Fibers, Fast-Twitch/metabolism; Muscle Fibers, Slow-Twitch/metabolism; NAD/analysis; NAD/metabolism; Organic Chemicals; Rats; Spectrometry, Fluorescence

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Database: MEDLINE Main subject: Phosphates / Calcium / Myosins / Muscle Fibers, Slow-Twitch / Muscle Fibers, Fast-Twitch Type of study: Prognostic_studies Limits: Animals Language: En Year: 2004 Type: Article

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