Muscle Cell News Volume 8.04 | Feb 06 2023

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    2023-02-06 | MUSCN 8.04


    Muscle Cell News by STEMCELL Technologies
    Vol. 8.04 – 6 February, 2023
    TOP STORY

    Chemical Reprogramming of Melanocytes to Skeletal Muscle Cells

    Researchers demonstrated that the Pax3-expressing melanocytes are a skin cell type for skeletal muscle cell fate conversion in chemical reprogramming.
    [Journal Of Cachexia Sarcopenia And Muscle]

    Full Article
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    Loss of DNA Repair Mechanisms in Cardiac Myocytes Induce Dilated Cardiomyopathy

    Cardiac tissue from the tissue-specific or systemic model showed increased apoptosis and cardiac myocytes from  muscle-specific creatinine kinase (Ckmm)-Cre+/-;Ercc1−/fl mice were hypersensitive to genotoxins, resulting in apoptosis.
    [Aging Cell]

    Full Article

    Disturbance of Suprachiasmatic Nucleus Function Improves Cardiac Repair after Myocardial Infarction by IGF2-Mediated Macrophage Transition

    Scientists disrupted mouse suprachiasmatic nucleus (SCN) functions to investigate the role of SCN in cardiac dysfunction post-myocardial infarction (MI). They showed that SCN ablation significantly alleviated MI-induced cardiac dysfunction and fibrosis, and promoted angiogenesis.
    [Acta Pharmacologica Sinica]

    Abstract

    NSUN2 Alleviates Doxorubicin-Induced Myocardial Injury through Nrf2-Mediated Antioxidant Stress

    In vitro, H9C2 cells were transfected with NSUN2 siRNA or overexpressed lentivirus and then treated with 500 ng/ml doxorubicin. After 24 h, the changes in reactive oxygen species, apoptosis, and NSUN2 expression were detected.
    [Cell Death Discovery]

    Full Article

    Engineered Tissue Vascularization and Engraftment Depends on Host Model

    Investigators assessed the role that different host animal models and anatomic implant locations played in vascularization and cardiomyocyte survival within engineered tissues.
    [Scientific Reports]

    Full Article

    Three-Dimensional Chromatin Re-Organization during Muscle Stem Cell Aging

    To quantitatively understand how hierarchical chromatin architecture changes during muscle stem cell aging, researchers generated 3D chromatin conformation maps and integrated these datasets with multi-omic profiles from bulk populations and single cells.
    [Aging Cell]

    Full Article

    Hedgehog and PDGF Signaling Intersect during Postnatal Lung Development

    Scientists identified Hedgehog/platelet-derived growth factor targets in several postnatal lung mesenchymal cell populations, including myofibroblasts, by single-cell transcriptomic analysis.
    [American Journal Of Respiratory Cell And Molecular Biology]

    Abstract

    Cordycepin Suppresses Vascular Inflammation, Apoptosis and Oxidative Stress of Arterial Smooth Muscle Cell in Thoracic Aortic Aneurysm with VEGF Inhibition

    The thoracic aortas were perivascularly administrated with calcium chloride, and human aortic smooth muscle cells were incubated with angiotensin II to simulate the thoracic aortic aneurysm model in vivo and in vitro, respectively.
    [International Immunopharmacology]

    AbstractGraphical Abstract

    KAP1 Modulates Osteogenic Differentiation via the ERK/Runx2 Cascade in Vascular Smooth Muscle Cells

    Researchers found that Krüppel-Associated Box-Associated Protein 1 (KAP1) participated in the osteoblast differentiation of vascular smooth muscle cells via the extracellular regulated protein kinase RUNX family transcription factor 2 cascade.
    [Molecular Biology Reports]

    Abstract
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    REVIEWS

    Metabolism and Exercise: The Skeletal Muscle Clock Takes Centre Stage

    The authors review the underlying mechanisms of the skeletal muscle clock that drive muscle physiology, with a particular focus on metabolic health.
    [Nature Reviews Endocrinology]

    Abstract
    INDUSTRY AND POLICY NEWS

    National Institutes of Health Funding Will Support Dr. Hesham Sadek’s Ongoing Research into Heart Regeneration

    The University of Texas Southwestern physician-scientist Hesham Sadek, M.D., Ph.D., received the prestigious NIH Outstanding Investigator Award to support his ongoing research into mechanisms behind heart regeneration that could lead to treatments for heart failure.
    [University of Texas Southwestern]

    Press Release
    FEATURED EVENT

    2nd Next Generation Kinase Inhibitors Summit

    February 22 – 23, 2023
    Boston, Massachusetts, United States

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    JOB OPPORTUNITIES

    Postdoctoral Researcher – Hypertension

    The Max Delbrück Center for Molecular Medicine – Berlin, Germany

    Postdoctoral Position – Engineering and Bioprinting of Diaphragm Muscle Tissue

    University of Bayreuth – Bayreuth, Germany

    Postdoctoral Researcher – Complex Human Ex Vivo Models of Tissue Inflammation

    BioMed X Institute – New Haven, Connecticut, United States

    Postdoctoral Position – Skeletal Muscle Spatial Transcriptomics

    Cornell University – Ithaca, New York, United States

    Group Leader – Cell Biology

    Pompeu Fabra University – Barcelona, Spain

    > See All Jobs

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