Muscle Cell News Volume 7.21 | Jun 20 2022

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    2022-06-20 | MUSCN 7.21


    Muscle Cell News by STEMCELL Technologies
    Vol. 7.21 – 20 June, 2022
    TOP STORY

    Epicardial HDAC3 Promotes Myocardial Growth Through a Novel MicroRNA Pathway

    Scientists deleted Hdac3 in the developing murine epicardium, and mutant hearts showed ventricular myocardial wall hypoplasia with reduction of epicardium-derived cells.
    [Circulation Research]

    Full ArticleGraphical Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Synthetic Growth Hormone-Releasing Hormone Agonist Ameliorates the Myocardial Pathophysiology Characteristic of HFpEF

    Researchers demonstrated that the activation of the growth hormone-releasing hormone receptor signaling pathway within the myocardium both prevented and reversed diastolic dysfunction and pathophysiologic features consistent with heart failure with preserved ejection fraction (HFpEF).
    [Cardiovascular Research]

    AbstractGraphical Abstract

    Histone Deacetylase 6 Inhibitor JS28 Prevents Pathological Gene Expression in Cardiac Myocytes

    Investigators evaluated the potential of 4 epigenetic drugs, including the recently developed histone deacetylase 6 inhibitor JS28, to prevent endothelin‐1 induced pathological gene expression in cardiac myocytes and analyzed the chromatin binding profile of the respective inhibitor targets.
    [Journal of the American Heart Association]

    Full Article

    Human Intracardiac SSEA4+CD34 Cells Show Features of Cycling, Immature Cardiomyocytes and Are Distinct From Side Population and C-kit+CD45- Cells

    Scientists investigated whether SSEA4+CD34 cells constituted immature cycling cardiomyocytes in the adult failing and non-failing human heart.
    [PLoS One]

    Full Article

    RNA-Binding Proteins Direct Myogenic Cell Fate Decisions

    Single-cell RNA-sequencing of regenerating Mus musculus skeletal muscle revealed that RNA-binding protein (RBP) expression, including the expression of many neuromuscular disease-associated RBPs, was temporally regulated in skeletal muscle stem cells and correlated with specific stages of myogenic differentiation.
    [Stem Cells and Regenerative Medicine]

    Full Article

    Dystrophin Missense Mutations Alter Focal Adhesion Tension and Mechanotransduction

    Data revealed cross talk between dystrophin and FAs, as the expression of wild-type or I232M dystrophin increased focal adhesions tension compared to dystrophin-less nontransgenic myoblasts.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Full Article

    Satellite Cell-Specific Deletion of Cipc Alleviates Myopathy in Mdx Mice

    The authors showed that the CLOCK-interacting protein circadian (CIPC) a negative-feedback regulator of the circadian clock, was up-regulated during myoblast differentiation.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Lysyl Oxidase-Like 2 Inhibitor Rescues D-Galactose-Induced Skeletal Muscle Fibrosis

    Researchers investigated the effects of lysyl oxidase-like 2 inhibitor on D-galactose-induced skeletal muscle fibroblast cells and mice.
    [Aging Cell]

    Full Article

    Silencing METTL3 Stabilizes Atherosclerotic Plaques by Regulating the Phenotypic Transformation of Vascular Smooth Muscle Cells via the miR-375-3p/PDK1 Axis

    Scientists investigated the mechanism of methyltransferase-like 3 (METTL3) in atherosclerosis plaques via modulating the phenotypic transformation of vascular smooth muscle cells.
    [Cardiovascular Drugs and Therapy]

    Abstract

    Mitofusin 2 Positively Regulates Ca2+ Signaling by Tethering the Sarcoplasmic Reticulum and Mitochondria in Rat Aortic Smooth Muscle Cells

    The role of mitofusin 2 in the physical and functional couplings between sarcoplasmic reticulum and mitochondria was examined in rat aortic smooth muscle cells by confocal and electron microscope imaging.
    [American Journal of Physiology-Cell Physiology]

    Abstract

    Integrated Analysis of tRNA-Derived Small RNAs in Proliferative Human Aortic Smooth Muscle Cells

    Investigators explored the potential of tRNA-derived small RNAs (tsRNAs) in human aortic smooth muscle cell proliferation. High-throughput sequencing was performed to analyze the tsRNA expression profile of proliferative and quiescent HASMCs.
    [Cellular & Molecular Biology Letters]

    Full Article

    Specific Overexpression of YAP in Vascular Smooth Muscle Attenuated Abdominal Aortic Aneurysm Formation by Activating Elastic Fiber Assembly via LTBP4

    Scientists determined the role of Yes-associated protein (YAP) in abdominal aortic aneurysm formation and the underlying mechanism.
    [Journal of Cardiovascular Translational Research]

    AbstractGraphical Abstract

    Morphology of Schwann Cell Processes Supports Renal Sympathetic Nerve Terminals with Local Distribution of Adrenoceptors

    The authors investigated the spatial and molecular compositional associations of renal Schwann cells (SC) supporting the nerve terminals in male rats.
    [Journal of Histochemistry & Cytochemistry]

    Abstract
    Keep current with the latest in extracellular matrix research.
    REVIEWS

    Future Scope and Challenges for Congestive Heart Failure: Moving Towards Development of Pharmacotherapy

    Scientists discuss different mechanisms involving both cardiomyocytes and non-myocyte alterations for the transition of cardiac hypertrophy to heart failure as well as for the progression of heart failure.
    [Canadian Journal of Physiology and Pharmacology]

    Abstract

    Cardiomyocyte Death in Sepsis: Mechanisms and Regulation

    The authors review advances in understanding of sepsis‑induced cardiomyocyte death pathways, including apoptosis, necroptosis, mitochondria‑mediated necrosis, pyroptosis, ferroptosis and autophagy.
    [Molecular Medicine Reports]

    Abstract
    INDUSTRY AND POLICY NEWS

    The Cancer Grand Challenges Program Awards $100 Million To Four Research Teams

    The National Cancer Institute, part of the National Institutes of Health, announced that four international research teams had been selected to receive a total of $100 million as part of the Cancer Grand Challenges program.
    [Forbes]

    Press Release
    FEATURED EVENT

    Advances in Therapeutic Applications of Stem Cells

    December 8 – 10, 2022
    Los Angeles, California, United States

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    JOB OPPORTUNITIES

    Postdoctoral Researcher – Stem Cells and Regenerative Medicine

    Aarhus University – Aarhus C, Denmark

    Postdoctoral Fellow – Interorgan Crosstalk

    Washington University School of Medicine – St. Louis, Missouri, United States

    Postdoctoral Scientist – Cardiovascular Systems

    University of California, San Diego – La Jolla, California, United States

    Scientific Director – Electrophysiology and Heart Modeling

    Electrophysiology and Heart Modeling Institute – Bordeaux, France

    PhD Candidate – Cellular and Molecular Mechanisms of Cancer

    Norwegian University of Science and Technology -Trondheim, Norway

    > See All Jobs

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