Mesenchymal Cell News Volume 12.41 | Oct 20 2020

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    2020-20-10 | MESCN 12.41


    Mesenchymal Cell News by STEMCELL Technologies
    Vol. 12.41 – 20 October, 2020
    TOP STORY

    Regional
    Hyperthermia Enhances Mesenchymal Stem Cell Recruitment to Tumor Stroma: Implications for Mesenchymal Stem Cell-Based Tumor Therapy

    The authors describe the enhanced recruitment of adoptively applied theranostic sodium iodide symporter-expressing MSCs to tumors in response to regional hyperthermia.
    [Molecular Therapy]

    AbstractGraphical Abstract


    Free E-Book: Genome Editing Applications for Disease Modeling and Cell Therapy.
    PUBLICATIONSRanked by the impact factor of the journal
    IN VITRO

    Tenascin C Promotes Cancer Cell Plasticity in Mesenchymal Glioblastoma

    Researchers identified Tenascin C to be upregulated and secreted in mesenchymal glioblastoma subtype with high NF-κB signaling activity.
    [Oncogene]

    Abstract

    FAMSi:
    A Synthetic Biology Approach to the Fast Assembly of Multiplex siRNAs for Silencing Gene Expression in Mammalian Cells

    The constructed multiplex siRNAs effectively knocked down the expression of Smad4 and/or Smad1, Smad5, and Smad8 in MSCs, and inhibited all aspects of BMP9-induced osteogenic differentiation in bone marrow MSCs, including decreased expression of osteogenic regulators/markers, reduced osteogenic marker ALP activity, and diminished in vitro matrix mineralization and in vivo ectopic bone formation
    [Molecular Therapy-Nucleic Acids]

    AbstractGraphical Abstract

    Mesenchymal
    Stem Cells Reverse EMT Process through Blocking the Activation of NF-κB and Hedgehog Pathways in LPS-Induced Acute Lung Injury

    Researchers investigated the mechanism underneath MSC-reversed lung injury and fibrosis. They determined that coculture with MSC led to the inactivation of NF-κB signaling and therefore suppressed the hedgehog pathway in LPS-treated MLE-12 cells.
    [Cell Death & Disease]

    Full Article

    Tissue-Specific
    Mesenchymal Stem Cell-Dependent Osteogenesis in Highly Porous Chitosan-Based Bone Analogs

    Scientists developed a novel, highly porous, multimaterial composite, chitosan/hydroxyapatite/polycaprolactone. The in vitro studies were performed using MSCs from three tissue sources: human bone marrow‐derived MSCs, adipose‐derived MSCs, and Wharton’s jelly‐derived MSCs.
    [Stem Cells Translational Medicine]

    Full Article

    Rejuvenation
    of Mesenchymal Stem Cells by Extracellular Vesicles Inhibits the Elevation of Reactive Oxygen Species

    The authors examined the roles of aging-associated reactive oxygen species in the function and rejuvenation of elderly MSCs by infant extracellular vesicles.
    [Scientific Reports]

    Full Article

    Hepatic Stem Cell Numb
    Gene Is a Potential Target of Huang Qi Decoction against Cholestatic Liver Fibrosis

    Cholestatic liver fibrosis rats transplanted into rat bone marrow-derived MSCs with knocked down Numb gene were treated with Huang Qi Decoction (HQD). Simultaneously, Numb gene knockdown was also performed in the WB-F344 cell line and then treated with refined HQD
    [Scientific Reports]

    Full Article

    Sequential
    Paracrine Mechanisms Are Necessary for the Therapeutic Benefits of Stem Cell Therapy

    To identify the active paracrine factors released by macrophages in response to stimulation by MSC conditioned media, scientists used an antibody array; identifying increased expression of the angiogenesis-related proteins stromal cell-derived factor 1 and plasminogen activator inhibitor-1.
    [American Journal of Physiology-Cell Physiology]

    Abstract

    Xeno-
    and Transgene-Free Reprogramming of Mesenchymal Stem Cells Toward the Cells Expressing Neural Markers Using Exosome Treatments

    Researchers demonstrated that treatment with exosomes derived from neural stem cells makes MSCs capable of expressing neural cell markers bypassing the generation of iPSCs.
    [PLoS One]

    Full Article

    IN VIVO

    LncRNA SNHG10 Promotes the Proliferation and Invasion of Osteosarcoma via Wnt/β-Catenin Signaling

    In vitro experiments (including colony formation, CCK-8, wound healing and transwell assays) and in vivo experiments indicated that down-regulation of SNHG10 significantly suppressed the proliferation and invasion of osteosarcoma cells
    [Molecular Therapy-Nucleic Acids]

    AbstractGraphical Abstract

    Therapeutic Benefit of Muse Cells in a Mouse Model of Amyotrophic Lateral Sclerosis

    Researchers suggested that Muse cells homed in a lesion site-dependent manner and protected the spinal cord against motor neuron death. Muse cells might also be a promising cell source for the treatment of amyotrophic lateral sclerosis patients.
    [Scientific Reports]

    Full Article

    Mesenchymal
    Stem Cells-Secreted Exosome Promotes Chemoresistance in Breast Cancer via Enhancing miR-21-5p-Mediated S100A6 Expression

    The authors investigated the effect of a standard of care chemotherapeutic agent Doxorubicin (Dox) on MSC-exo and its contribution to the development of Dox resistance in breast cancer cells (BCs). They found that the exosome secreted by Dox-treated MSC induced a higher degree of Dox resistance in BCs when compared with non-treated MSC-exo.
    [Molecular Therapy-Oncolytics]

    AbstractFull Article
    Graphical Abstract


    Culture mesenchymal stem cells, exosome-free
    REVIEWS

    Potential
    Application of Mesenchymal Stem Cells and Their Exosomes in Lung Injury: An Emerging Therapeutic Option for COVID-19 Patients

    Invstigators shed light on the mechanistic view of MSC therapeutic role based on preclinical and clinical studies on acute lung injury and ARDS; therefore, offering a unique correlation and applicability in COVID-19 patients. They further highlight the challenges and opportunities in the use of MSC-based therapy.
    [Stem Cell Research & Therapy]

    Full Article

    Aryl
    Hydrocarbon Receptor in Mesenchymal Stromal Cells: New Frontiers in AhR Biology

    The aryl hydrocarbon receptor has potential to be an attractive target in both endogenous and culture‐adapted MSCs for novel therapeutics to treat inflammation and other age‐related disorders.
    [FEBS Journal]

    Abstract

    Antioxidant
    and Biological Properties of Mesenchymal Cells Used for Therapy in Retinitis Pigmentosa

    Scientists summarize the current neuroscientific evidence regarding the effectiveness of cell therapies in Retinitis pigmentosa, especially those based on MSCs, and they focus on their therapeutic action: limitation of both oxidative stress and apoptotic processes triggered by the disease and promotion of cell survival.
    [Antioxidants]

    Abstract

    INDUSTRY AND POLICY NEWS

    Bone
    Therapeutics’ Allogeneic Cell Therapy Product, ALLOB, Shows 90% Fusion Rate at 24 months in Phase IIa Study in Lumbar Spinal Fusion

    Bone Therapeutics has announced positive 24-month follow-up results for the Phase IIa study with the allogeneic cell therapy product, ALLOB, in patients undergoing lumbar spinal fusion procedures. ALLOB is their off-the-shelf allogeneic cell therapy platform consisting of human allogeneic bone-forming cells derived from cultured bone marrow MSCs from healthy adult donors.
    [Bone Therapeutics S.A.]

    Press Release

    FEATURED EVENT

    Keystone
    Symposia: Single Cell Biology

    March 17 – March 19, 2021
    Virtual


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    JOB OPPORTUNITIES

    Postdoctoral Fellow – MSC Cell Therapy

    University of Chicago – Chicago, Illinois, United States

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

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

    Staff
    Scientist – Heart Disease Molecular Mechanisms

    Sanford Research – Sioux Falls, South Dakota, United States

    Postdoctoral
    Scientists – Stem Cell Factors in Epithelial Cancers

    The University of Chicago – Chicago, Illinois, United States

    Faculty Position – Stem Cell Biology

    University of Texas Southwestern Medical Center – Dallas, Texas, United States

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