Mesenchymal Cell News Volume 13.00 | Jan 5 2021

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    2020-5-1 | MESCN 13.00


    Mesenchymal Cell News by STEMCELL Technologies
    Vol. 13.00 – 5 January, 2021
    TOP STORY

    Platelets Facilitate the Wound-Healing Capability of Mesenchymal Stem Cells by Mitochondrial Transfer and Metabolic Reprogramming

    The authors provided evidence that, upon their activation, platelets transfer respiratory-competent mitochondria to MSCs primarily via dynamin-dependent clathrin-mediated endocytosis.
    [Cell Metabolism]

    AbstractGraphical Abstract

    Culture mesenchymal stem cells, exosome-free
    PUBLICATIONSRanked by the impact factor of the journal

    Mechanical Force-Driven TNFα Endocytosis Governs Stem Cell Homeostasis

    Researchers revealed that even under physiological conditions, MSCs produced and released a low level of tumor necrosis factor alpha (TNFα), unexpectedly required for preserving the self-renewal and differentiation of MSCs via autocrine/paracrine signaling.
    [Bone Research]

    Full Article

    Identification of a Repair-Supportive Mesenchymal Cell Population during Airway Epithelial Regeneration

    Scientists highlighted the dynamics of mesenchymal cells in the airway niche and implications for chronic airway-injury-associated diseases.
    [Cell Reports]

    Full ArticleGraphical Abstract

    A Single Day of TGF-β1 Exposure Activates Chondrogenic and Hypertrophic Differentiation Pathways in Bone Marrow-Derived Stromal Cells

    Investigators found that a single day of TGF-β1 exposure was sufficient to trigger bone marrow-derived MSC chondrogenic differentiation and tissue formation, similar to 21 days of TGF-β1 exposure.
    [Communications Biology]

    Full Article

    Kindlin-2 Regulates Skeletal Homeostasis by Modulating PTH1R in Mice

    Researchers report that deleting Kindlin-2 in osteoblastic cells using the mouse 10-kb Dmp1-Cre largely neutralized the intermittent parathyroid hormone (PTH)-stimulated increasing of bone volume fraction and bone mineral density by impairing both osteoblast and osteoclast formation in murine adult bone.
    [Signal Transduction and Targeted Therapy]

    Full Article

    Lgr5 Marks Adult Progenitor Cells Contributing to Skeletal Muscle Regeneration and Sarcoma Formation

    Scientists found that Lgr5, a receptor for Rspo and a potent mediator of Wnt/β-catenin signaling, marks a subset of activated satellite cells that contribute to muscle regeneration.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Silencing Long Noncoding RNA Colon Cancer-Associated Transcript-1 Upregulates microRNA-34a-5p to Promote Proliferation and Differentiation of Osteoblasts in Osteoporosis

    The authors clarified whether long noncoding RNA Cancer-Associated Transcript-1 could regulate osteoblast proliferation and differentiation in ovariectomized rats with osteoporosis.
    [Cancer Gene Therapy]

    Abstract

    17-DMAG Dually Inhibits Hsp90 and Histone Lysine Demethylases in Alveolar Rhabdomyosarcoma

    Scientists found that Hsp90 inhibitors geldanamycin and its analog 17-DMAG increased degradation of the alveolar rhabdomyosarcoma driver oncoprotein PAX3-FOXO1 and induced the repressive epigenetic mark H3K9me3 and H3K36me3 at genomic loci of PAX3-FOXO1 targets.
    [iScience]

    AbstractGraphical Abstract

    Extracellular Vesicles Derived from miR-199a-5p-Modified Adipose-Derived Mesenchymal Stem Cells Alleviate Immune Thrombocytopenia by Inhibiting T Helper 17 Differentiation

    Researchers investigated the role of miR-199a-5p in T helper 17 (Th17) cell differentiation and determined whether extracellular vesicles derived from miR-199a-5p-modified adipose-derived MSCs could relieve immune thrombocytopenia by inhibiting Th17 differentiation.
    [Laboratory Investigation]

    Abstract

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

    LOX-1 and Cancer: An Indissoluble Liaison

    The authors outline the role of LOX-1 in tumor spreading and metastasis, evidencing its function in VEGF induction, HIF-1alpha activation, and MMP-9/MMP-2 expression, pushing up the neoangiogenic and the epithelial-mesenchymal transition process in glioblastoma, osteosarcoma, prostate, colon, breast, lung, and pancreatic tumors.
    [Cancer Gene Therapy]

    Full Article

    Metabolic Regulation of Skeletal Cell Fate and Function in Physiology and Disease

    Scientists discuss recent findings on the roles of cellular metabolism in determining skeletal stem cell fate, coordinating osteoblast and chondrocyte function, and organizing stromal support of hematopoiesis.
    [Nature Metabolism]

    Full Article

    INDUSTRY AND POLICY NEWS

    IMAC Holdings Completes First Infusion of Stem Cells in Clinical Study for the Treatment of Bradykinesia Due to Parkinson’s Disease

    IMAC Holdings, Inc. has completed the first infusion of its investigational compound utilizing umbilical cord-derived allogenic MSCs in its Phase I clinical trial for the treatment of bradykinesia, or the gradual slowing and loss of spontaneous body movement, due to Parkinson’s disease.
    [IMAC Holdings, Inc.]

    Press Release

    FEATURED EVENT

    ISSCR: Vision 2030 A Forecast for the Field

    January 7 – 8, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Scholar – Skeletal Biology

    University of Pennsylvania Perelman School of Medicine – Philadelphia, Pennsylvania, United States

    Postdoctoral Fellow – Cancer Genomics and Liquid Biopsies

    Institute of Biomedicine, University of Gothenburg – Gothenburg, Sweden

    Professor – Musculoskeletal Development, Disease, or Regeneration

    Duke University – Durham, North Carolina, United States

    Senior Research Technologist – Bone Marrow

    St. Jude Children’s Research Hospital – Memphis, Tennessee, United States

    Research Professional – Life Sciences

    Stanford University – Stanford, California, United States

    > See All Jobs

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