Tropomyosin flexural rigidity and single Ca2+ regulatory unit dynamics: implications for cooperative regulation of cardiac muscle contraction and cardiomyocyte hypertrophy

Striated muscle contraction is regulated by dynamic and cooperative interactions among Ca2+, troponin and tropomyosin on the thin filament. While Ca2+ regulation has been extensively studied, little is known about the dynamics of individual regulatory units and structural changes of individual trop...

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Bibliographic Details
Main Authors: Campion K. P. Loong, Myriam A. Badr, P. Bryant Chase
Format: Article
Language:English
Published: Frontiers Media S.A. 2012-04-01
Series:Frontiers in Physiology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fphys.2012.00080/full