Muscle Cell News Volume 8.28 | Aug 21 2023

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    2023-08-21 | MUSCN 8.28


    Muscle Cell News by STEMCELL Technologies
    Vol. 8.28 – 21 August, 2023
    TOP STORY

    Endoplasmic Reticulum Stress Induced by Turbulence of Mitochondrial Fusion and Fission Was Involved in Stressed Cardiomyocyte Injury

    The authors investigated whether the endoplasmic reticulum stress signaling pathway initiated by the turbulence of mitochondrial fusion and fission under stressful circumstances was involved in cardiomyocyte damage.
    [Journal Of Cellular And Molecular Medicine]

    Full Article
    Explore Antibodies for Epithelial Cell Markers
    PUBLICATIONSRanked by the impact factor of the journal

    Hutchinson-Gilford Progeria Patient-Derived Cardiomyocyte Model of Carrying LMNA Gene Variant c.1824 C > T

    To elucidate the effects of progerin in cardiomyocytes, scientists first obtained skin fibroblasts from a de-identified Hutchinson-Gilford progeria syndrome patient and both parents from the Progeria Research Foundation.
    [Cell and Tissue Research]

    Abstract

    MiR-21 Attenuates FAS-Mediated Cardiomyocyte Apoptosis by Regulating HIPK3 Expression

    The rat cardiomyocyte H9C2 cell line was exposed to hypoxia/reoxygenation and the roles of miR-21 and HIPK3 in regulating cell viability and apoptosis were evaluated by cell counting kit-8 assay, terminal-deoxynucleotidyl-transferase -mediated dUTP nick end labeling, and flow cytometry.
    [Bioscience Reports]

    Abstract

    MiR-29c Alleviates Hyperglycemia-Induced Inflammation via Targeting TGF-β in Cardiomyocytes

    Using in vitro experiments, researchers transfected miR-29c mimic and antagomir into HL-1 cells to explore the effect of miR-29c on inflammation in hyperglycemic conditions.
    [Molecular and Cellular Biochemistry]

    Abstract

    ATF3 Induction Prevents Precocious Activation of Skeletal Muscle Stem Cell by Regulating H2B Expression

    Investigators reported that AP-1 family member activating transcription factor 3 (ATF3) prevented satellite cell (SC) premature activation. Atf3 was rapidly and transiently induced in SCs upon activation.
    [Nature Communications]

    Full Article

    NG2-Positive Pericytes Regulate Homeostatic Maintenance of Slow-Type Skeletal Muscle with Rapid Myonuclear Turnover

    Scientists utilized pericyte (PC)-fused myofibers using PC-specific lineage tracing mouse to observe whether muscle resident PCs had myogenic potential during daily life.
    [Stem Cell Research & Therapy]

    Full Article

    Natural Aging and Ovariectomy Induces Parallel Phosphoproteomic Alterations in Skeletal Muscle of Female Mice

    Phosphoproteomic analyses of the tibialis anterior muscle after contraction in two mouse models of estrogen deficiency, ovariectomy (Ovx/Sham), and natural aging-induced ovarian senescence OA/YA, identified a total of 2,593 and 3,507 phosphopeptides in Ovx/Sham and OA/YA datasets, respectively.
    [Aging-Us]

    Full ArticlePress Release

    Different Levels of Autophagy Induced by Transient Serum Starvation Regulate Metabolism and Differentiation of Porcine Skeletal Muscle Satellite Cells

    The authors investigated the effects of different levels of autophagy induced by transient serum starvation on the metabolism, lipid metabolism, and differentiation of porcine skeletal muscle satellite cells.
    [Scientific Reports]

    Full Article

    The Circular RNA Ataxia-Telangiectasia Mutated Regulates Oxidative Stress in Smooth Muscle Cells in Expanding Abdominal Aortic Aneurysms

    Researchers investigated the contribution of circRNAs to abdominal aortic aneurysm (AAA) pathogenesis and their potential application to improve AAA diagnostics.
    [Molecular Therapy-Nucleic Acids]

    AbstractFull ArticleGraphical Abstract

    Nanofiber-based Stretchable Electrodes for Oriented Culture and Mechanotransduction Monitoring of Smooth Muscle Cells

    Scientists developed a stretchable electrochemical sensor by electrospinning aligned and elastic polyurethane nanofibers on the surface of PDMS film and further modification of conductive polymer PEDOT:PSS-LiTFSI-CoPc on the nanofibers.
    [ACS Sensors]

    AbstractGraphical Abstract

    LINC02015 Modulates the Cell Proliferation and Apoptosis of Aortic Vascular Smooth Muscle Cells by Transcriptional Regulation and Protein Interaction Network

    Investigators explored the role of LINC02015 in the cell proliferation and apoptosis of vascular smooth muscle cells to explain the pathogenesis of aortic diseases.
    [Cell Death Discovery]

    Full Article

    MiR-21-3p in Extracellular Vesicles from Vascular Fibroblasts of Spontaneously Hypertensive Rat Promotes Proliferation and Migration of Vascular Smooth Muscle Cells

    Adventitial fibroblasts (AFs) and vascular smooth muscle cells were obtained from aorta of the Wistar-Kyoto rat and spontaneously hypertensive rat. Extracellular vesicles were separated from AFs culture with the ultracentrifugation method.
    [Life Sciences]

    AbstractGraphical Abstract
    Activate, expand, and differentiate your cells with cytokines, chemokines, and growth factors from STEMCELL Technologies.
    REVIEWS

    Animal Models to Study Cardiac Regeneration

    The authors provide an overview of the diverse array of vertebrates that have been studied for their cardiac regenerative potential and discuss differential heart regeneration outcomes in closely related species.
    [Nature Reviews Cardiology]

    Full Article

    Muscle Wasting: Emerging Pathways and Potential Drug Targets

    Scientists discuss emerging pathways that regulate muscle atrophy, including oncostatin M, and ectodysplasin A2 receptor signaling, outcomes of recent clinical trials, and potential drug targets for future therapies.
    [Trends in Pharmacological Sciences]

    Abstract
    INDUSTRY AND POLICY NEWS

    NIH Awards $2.5 Million to Study Mediators of Muscle Renewal as Aging Continues

    The National Institutes of Health (NIH) awarded a little more than $2.5 million to researchers at the University of Arkansas to study how exercise can mitigate the decline of tissue function with aging.
    [University of Arkansas]

    Press Release
    FEATURED EVENT

    New Vista of Tissue Engineering & Regenerative Medicine

    October 16 – 19, 2023
    Hong Kong

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Research Position- Regulation of Cardiovascular & Renal Function

    University of Tennessee Health Science Center – Memphis, Tennessee, United States

    Research Associate – Recombinant Protein

    Creative Biolabs – New York, New York, United States

    Principal Investigators – Molecular Cell Science

    Center for Excellence in Molecular Cell Science – Shanghai, China

    Assistant/Associate/Full Professor – Pharmacodynamics

    University of Florida – Gainesville, Florida, United States

    Research Assistant – Biomedicine

    IRB Barcelona – Barcelona, Spain

    > See All Jobs

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