Fast heart, slow heart: Changes in the molecular motor myosin explain the difference

PHYSorg
Jun 10, 2021, 2:00 pm442 ptsHot
The human heart contracts about 70 times per minute, while that of a rat contracts over 300 times; what accounts for this difference? In a new study publishing 10th June in the open-access journal PLOS Biology, led by Michael Geeves and Mark Wass of the University of Kent and Leslie Leinwand from the University…

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