Mesenchymal Cell News Volume 12.43 | Nov 3 2020

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    2020-3-11 | MESCN 12.43


    Mesenchymal Cell News by STEMCELL Technologies
    Vol. 12.43 – 3 November, 2020
    TOP STORY

    Mesenchymal
    Stem Cells Functionalized Sonodynamic Treatment for Improving Therapeutic Efficacy and Compliance of Orthotopic Oral Cancer

    Nanoengineered MSCs were developed as a supersonosensitizer, named M/LPV/O2, for improving nondestructive sonodynamic therapy against oral squamous cell carcinoma along with good therapeutic compliance.
    [Advanced Materials]

    Abstract


    https://www.stemcell.com/mesenchymal-stromal-cells-updates-and-debates?utm_source=scpodcast&utm_medium=podcast&utm_campaign=msc_topicclusterf20
    PUBLICATIONSRanked by the impact factor of the journal
    IN VITRO

    Mohawk
    Is a Transcription Factor that Promotes Meniscus Cell Phenotype and Tissue Repair and Reduces Osteoarthritis Severity

    When adenoviral-Mohawk-transduced MSCs were seeded on TGF-β3-conjugated decellularized meniscus scaffold (DMS) and inserted into experimental tears in meniscus explants, they increased glycosaminoglycan content, extracellular matrix interconnectivity, cell infiltration into the DMS, and improved biomechanical properties.
    [Science Translational Medicine]

    Abstract

    The
    IL1-IL1RAP Axis Plays an Important Role in the Inflammatory Leukemic Niche that Favors Acute Myeloid Leukemia Proliferation Over Normal Hematopoiesis.

    The IL1β-induced inflammatory secretome of IL1RAP-expressing acute myeloid leukemia (AML) cells grown on a stromal layer of MSCs affected normal hematopoiesis including hematopoietic stem/progenitor cells while AML cell proliferation was not affected.
    [Haematologica]

    Abstract

    GDF6-CD99 Signaling Regulates Src and Ewing Sarcoma Growth

    Scientists report that the autocrine signaling mediated by growth and differentiation factor 6 (GDF6), a member of the bone morphogenetic protein family of cytokines, maintains Ewing sarcoma growth by preventing Src hyperactivation.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Mesenchymal
    Stem Cells-Derived Exosomal microRNA-139-5p Restrains Tumorigenesis in Bladder Cancer by Targeting PRC1

    Bladder cancer cells were co-cultured with exosomes isolated from human umbilical cord MSCs over-expressing miR-139-5p. The intercellular transfer of miR-139-5p along with in vitro and in vivo functions was determined using gain- and loss-of-function approaches.
    [Oncogene]

    Abstract

    Identification
    of Mesenchymal Stromal Cell Survival Responses to Antimicrobial Silver Ion Concentrations Released from Orthopaedic Implants

    The authors determined intramedullary silver release profiles in vivo, which were used to test relevant Ag+ concentrations on MSC function in vitro.
    [Scientific Reports]

    Full Article

    IN VIVO

    Perivascular Mesenchymal Cells Control Adipose-Tissue Macrophage Accrual in Obesity

    Researchers implicated perivascular MSCs as important regulators of chronic adipose-tissue inflammation in obesity and identify zinc-finger protein 423 as a transcriptional break on NF-κB signaling.
    [Nature Metabolism]

    Abstract

    Bone
    Marrow Stromal Cells Stimulated by Strontium-Substituted Calcium Silicate Ceramics: Release of Exosomal miR-146a Regulates Osteogenesis and Angiogenesis

    Scientists showed that bone marrow stem cell-derived exosomes after strontium-substituted calcium silicate stimulation could significantly promote in vitro angiogenesis of human umbilical vein endothelial cells, which might be attributed to elevated pro-angiogenic miR-146a cargos and inhibition of Smad4 and NF2 proteins.
    [Acta Biomaterialia]

    AbstractGraphical Abstract

    Early
    and Sustained Improvements in Motor Function in Rats after Infusion of Allogeneic Umbilical Cord-Derived Mesenchymal Stem Cells following Spinal Cord Injury

    The authors indicated that intravenous injection of allogenic umbilical cord-MSCs without immunosuppression exert beneficial effects in subacute spinal cord injury (SCI) and thus could be a useful therapy to improve the functional capacity among patients with SCI.
    [Spinal Cord]

    Abstract


    Dr. Fabio Rossi discusses the role of mesenchymal stem cells in tissue repair and development.
    REVIEWS

    Sensory Nerves in the Spotlight of the Stem Cell Niche

    Investigators review recent progress in our understanding of sensory nerves biology in the stem cell niche.
    [Stem Cells Translational Medicine]

    Full Article

    Differentiation Induction of Human Stem Cells for Corneal Epithelial Regeneration

    Stem cells can be induced to differentiate to corneal epithelial cells and used in treatment in corneal epithelium deficiency. Multipotent stem cells (MSCs) and pluripotent stem cells (ESCs and iPSCs) are promising cells to address the problem.
    [International Journal of Molecular Sciences]

    Full Article

    Challenges
    and Translational Considerations of Mesenchymal Stem/Stromal Cell Therapy for Parkinson’s Disease

    The authors highlight the sources of variability in studies using MSCs in Parkinson’s disease therapy, including MSC sources, the use of autologous or allogenic MSCs, dose, delivery methods, patient factors, and measures of clinical outcome.
    [NPJ Regenerative Medicine]

    Full Article

    Mesenchymal
    Stem Cell Therapy for Liver Disease: Full of Chances and Challenges

    Some clinical trials have confirmed the effectiveness of MSC therapy for liver disease, but its application has not been promoted and approved. There are still many issues that should be solved prior to using MSC therapy in clinical applications.
    [Cell and Bioscience]

    Full Article

    INDUSTRY AND POLICY NEWS

    AgeX
    Therapeutics Sublicenses Stem Cell Line ESI-053 to ImStem Biotechnology for Development of Cell Therapy Candidate IMS001 for COVID-19 nd Acute Respiratory Distress Syndrome

    AgeX Therapeutics, Inc. and ImStem Biotechnology, Inc. announced that ImStem has obtained from AgeX a non-exclusive, royalty-bearing sublicense to use AgeX’s clinical-grade embryonic stem cell line ESI-053 to derive ImStem’s investigational MSC product candidate IMS001 for development in COVID-19 as well as acute respiratory distress syndrome from other causes.
    [AgeX Therapeutics, Inc.]

    Press Release

    FEATURED EVENT

    Cell Symposia: 20 Years of the Human Genome: From Sequence to Substance

    April 11 – April 13, 2021
    San Diego, California, United States


    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Fellow – MSC Cell Therapy

    University of Chicago – Chicago, Illinois, United States

    Postdoctoral Researcher – Stem Cells / MSCs

    National University of Ireland Galway – Galway, Ireland

    Postdoctoral Positions – Stem Cells, Immunology, Biochemistry/Molecular Biology, Pathogenic Microbiology

    Zhejiang University-University of Edinburgh Institute – Haining, Zhejiang, China

    Postdoctoral Researcher – Stem Cells & Aging

    Zhejiang University – Zhejiang, China

    Research
    Positions – Tissue Engineering

    Terasaki Research Institute – Los Angeles, California, United States

    > See All Jobs

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