Muscle Cell News Volume 6.12 | Apr 5 2021

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    2021-04-05 | MUSCN 6.12


    Muscle Cell News by STEMCELL Technologies
    Vol. 6.12  – 5 April, 2021
    TOP STORY

    Exosome-Eluting Stents for Vascular Healing after Ischaemic Injury

    Researchers showed that stents releasing exosomes derived from mesenchymal stem cells in the presence of reactive oxygen species enhanced vascular healing in rats with renal ischaemia-reperfusion injury, promoting endothelial cell tube formation and proliferation, and impairing the migration of smooth muscle cells.
    [Nature Biomedical Engineering]

    Abstract

    Generate functional cardiomyocytes from hPSCs with the STEMdiffâ„¢ Cardiomyocyte Differentiation Kit
    PUBLICATIONSRanked by the impact factor of the journal

    ATG14 and RB1CC1 Play Essential Roles in Maintaining Muscle Homeostasis

    Scientists highlighted tissue-specific differences between skeletal and cardiac muscles in their reliance on core autophagy proteins and unique roles for ULK1-ULK2 and RB1CC1 among these proteins in the development of TARDBP+ pathology.
    [Autophagy]

    Abstract

    Silencing of Sphingosine kinase 1 Affects Maturation Pathways in Mouse Neonatal Cardiomyocytes

    Investigators demonstrated that the Sphingosine kinase-1 silencing in neonatal mouse cardiomyocytes facilitated their postnatal maturation in both physiological and stress conditions.
    [International Journal of Molecular Sciences]

    AbstractFull ArticleGraphical Abstract

    Exosomes from Neuronal Stem Cells May Protect the Heart from Ischaemia/Reperfusion Injury via jak1/2 and gp130

    Researchers demonstrated that exosomes from differentiating CTX0E03 cells could reduce infarct size in mice. In an in vitro assay, these exosomes delayed cardiomyocyte mitochondrial permeability transition pore opening, which was responsible for cardiomyocyte death after reperfusion.
    [Journal of Cellular and Molecular Medicine]

    Full Article

    Loss of Splicing Factor IK Impairs Normal Skeletal Muscle Development

    The authors showed that the splicing factor IK contributed to normal skeletal muscle development in vivo and myogenic differentiation in vitro.
    [BMC Biology]

    Full Article

    Characterization of hiPSC-Derived Muscle Progenitors Reveals Distinctive Markers for Myogenic Cell Purification toward Cell Therapy

    Researchers identified two markers for myogenic cell purification: CDH13, which purified most of the myogenic cells, and FGFR4, which purified a subset of muscle progenitor cells.
    [Stem Cell Reports]

    Full ArticleGraphical Abstract

    Progressive and Coordinated Mobilization of the Skeletal Muscle Niche throughout Tissue Repair Revealed by Single-Cell Proteomic Analysis

    Scientists developed a mass cytometry panel to investigate the dynamic nature of muscle regeneration at a single-cell level. Using the panel, they identified early changes in the proteome of stressed satellite and niche cells.
    [Cells]

    AbstractFull Article

    Upregulation of Piezo1 (Piezo Type Mechanosensitive Ion Channel Component 1) Enhances the Intracellular Free Calcium in Pulmonary Arterial Smooth Muscle Cells From Idiopathic Pulmonary Arterial Hypertension Patients

    Researchers investigated whether and how Piezo1 regulate the intracellular calcium homeostasis in human pulmonary arterial smooth muscle cells under normal and pulmonary arterial hypertension conditions.
    [Hypertension]

    Abstract

    S1P Induces Proliferation of Pulmonary Artery Smooth Muscle Cell by Promoting YAP-Induced notch3 Expression and Activation

    Investigators demonstrated that sphingosine-1-phosphate (S1P) promoted the activation of STAT3 through sphingosine-1-phosphate receptor 2, and subsequently upregulated the expression of the microRNA miR-135b, which further reduced the expression of E3 ubiquitin ligase β-transduction repeat-containing protein and led to a reduction in YAP ubiquitinated degradation in pulmonary artery smooth muscle cell.
    [Journal of Biological Chemistry]

    Full Article

    Explore scientific events this April with the Science Events Calendar.
    REVIEWS

    Regulated Cell Death Pathways in Doxorubicin-Induced Cardiotoxicity

    The authors focus on recent advances in our understanding of doxorubicin induced regulated cardiomyocyte death pathways including autophagy, ferroptosis, necroptosis, pyroptosis and apoptosis.
    [Cell Death & Disease]

    Full Article

    The Origin and Mechanisms of Smooth Muscle Cell Development in Vertebrates

    Scientists describe the developmental origin of smooth muscle cells within different tissues by comparing their specification and differentiation with other organs, including the cardiovascular, respiratory and intestinal systems. They also discuss the instructive roles of smooth muscle in the development of such organs through signaling and mechanical feedback mechanisms.
    [Development]

    Abstract

    INDUSTRY AND POLICY NEWS

    Ionis Initiates Phase III Trial of Novel Antisense Medicine to Treat Leading Cause of Juvenile-Onset ALS

    Ionis Pharmaceuticals, Inc. announced the initiation of a Phase III clinical trial of ION363 in patients with amyotrophic lateral sclerosis (ALS) with mutations in the fused in sarcoma gene.
    [Ionis Pharmaceuticals, Inc.]

    Press Release

    PTC Therapeutics Announces the European Approval of Evrysdiâ„¢ for the Treatment of Spinal Muscular Atrophy

    PTC Therapeutics, Inc. announced that the European Commission has granted marketing authorization to Evrysdiâ„¢ for the treatment of spinal muscular atrophy (SMA) in patients two months and older.
    [PTC Therapeutics, Inc.]

    Press Release

    FEATURED EVENT

    European Immunogenetics and Histocompatibility Conference

    April 21 – 23, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Life Sciences Researcher – Muscle Stem Cell

    Stanford University – Stanford, California, United States

    Medicinal Chemist – Muscle-Wasting, Neurodegeneration, and Oncology

    Almac – Belfast, Ireland

    Postdoctoral Position – Cardiovascular Research

    Albert Einstein College of Medicine – Bronx, New York, United States

    Professor or Associate Professor – Rheumatology

    The University of Utah School of Medicine – Salt Lake City, Utah, United States

    Associate Researcher – Developmental and Regenerative Biology

    Mount Sinai Health System – New York, New York, United States

    > See All Jobs

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