Mesenchymal Cell News Volume 12.49 | Dec 15 2020

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    2020-15-12 | MESCN 12.49


    Mesenchymal Cell News by STEMCELL Technologies
    Vol. 12.49 – 15 December, 2020
    TOP STORY

    Heterogeneous
    Bone-Marrow Stromal Progenitors Drive Myelofibrosis via a Druggable Alarmin Axis

    MSCs were functionally reprogrammed in a stage-dependent manner with loss of their progenitor status and initiation of differentiation in the pre-fibrotic and acquisition of a pro-fibrotic and inflammatory phenotype in the fibrotic stage.
    [Cell Stem Cell]

    Full ArticleGraphical Abstract


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

    Adult Mesenchymal Stem Cell Aging Interplays with Depressed Mitochondrial Ndufs6

    Scientists showed that compared with bone marrow-MSCs isolated from young and aged samples, NADH dehydrogenase iron-sulfur protein 6 (Ndufs6) was depressed in aged MSCs.
    [Cell Death & Disease]

    Full Article

    Vascular
    Remodeling by Placenta-Derived Mesenchymal Stem Cells Restores Ovarian Function in Ovariectomized Rat Model via the VEGF Pathway

    The authors investigated the restorative effect of placenta derived (PD)-MSCs on injured ovaries in ovariectomized rats and the ability of intravenous transplantation of PD-MSCs to enhance ovarian vasculature and follicular development.
    [Laboratory Investigation]

    Full Article

    Ex-Vivo
    Recellularization and Stem Cell Differentiation of a Decellularized Rat Dental Pulp Matrix

    Scientists assessed the feasibility of decellularizing rat dental pulp tissue and evaluated the ability of such scaffold to support stem cell repopulation.
    [Scientific Reports]

    Full Article

    Engineering
    Pericyte-Supported Microvascular Capillaries in Cell-Laden Hydrogels Using Stem Cells from the Bone Marrow, Dental Pulp and Dental Apical Papilla

    Researchers tested the ability of the stem cells derived from bone marrow, dental pulp and dental apical papilla to engineer pericyte-supported vascular capillaries when encapsulated along with human umbilical vein endothelial cells in gelatin methacrylate hydrogel.
    [Scientific Reports]

    Full Article

    NAD+/NADH
    Redox Alterations Reconfigure Metabolism and Rejuvenate Senescent Human Mesenchymal Stem Cells In Vitro

    The authors characterized metabolic profiles of human (h)MSCs during expansion. They showed that alterations of cellular nicotinamide adenine dinucleotide (NAD+/NADH) redox balance and activity of the Sirtuin family enzymes regulated cellular senescence of hMSCs.
    [Communications Biology]

    Full Article

    IN VIVO

    TGFβ-Blockade
    Uncovers Stromal Plasticity in Tumors by Revealing the Existence of a Subset of Interferon-Licensed Fibroblasts

    Researchers performed an unbiased interrogation of tumor MSCs, delineating the co-existence of distinct subsets of cancer-associated fibroblasts in the microenvironment of murine carcinomas, each endowed with unique phenotypic features and functions.
    [Nature Communications]

    Full Article

    Single-Cell
    RNA Landscape of Intratumoral Heterogeneity and Immunosuppressive Microenvironment in Advanced Osteosarcoma

    The transcriptomic properties, regulators and dynamics of osteosarcoma malignant cells together with their tumor microenvironment particularly stromal and immune cells were characterized.
    [Nature Communications]

    Full Article

    Recurrent FOS Rearrangement in Proliferative Fasciitis/Proliferative Myositis

    c-FOS immunohistochemistry was negative in 45 cases of selected mesenchymal tumor types with epithelioid components that may histologically mimic proliferative fasciitis/proliferative myositis, including pleomorphic sarcoma with epithelioid features and epithelioid sarcoma.
    [Modern Pathology]

    Abstract

    BMSC-Derived
    Exosomes from Congenital Polydactyly Tissue Alleviate Osteoarthritis by Promoting Chondrocyte Proliferation

    Investigators acquired a special kind of MSCs from the bone marrow of surgically resected tissue from the hand of a patient with polydactyly. Experiments were focused on the role of polydactyly bone marrow-derived MSCs in osteoarthritis.
    [Cell Death Discovery]

    Full Article


    Virtual Conference Exhibition: Pluripotent Stem Cells
    REVIEWS

    Building Inner Ears: Recent Advances and Future Challenges for In Vitro
    Organoid Systems

    With improved control of epithelial, neuroglial, and mesenchymal cell fate specification, inner ear organoids would have the ability to truly recapitulate neurosensory function and dysfunction. Scientists discuss how single-cell atlases of the developing inner ear and technical innovations will be critical tools to advance inner ear organoid platforms.
    [Cell Death & Differentiation]

    Full Article

    Mesenchymal
    Stem Cell Immunomodulation and Regeneration Therapeutics as an Ameliorative Approach for COVID-19 Pandemics

    MSCs own self-renewal, differentiation, homing, immunomodulation and remain unaffected by the coronavirus on the virtue of the absence of ACE-2 receptors, indicating that MSCs could be used as an ameliorative approach for COVID-19.
    [Life Sciences]

    Full ArticleGraphical Abstract

    INDUSTRY AND POLICY NEWS

    Cynata Secures $15m Placement Led by $10m from Healthcare Investor BioScience Managers to Expand Development Pipeline

    Cynata Therapeutics Limited has announced a successful $15 million placement, led by a $10m investment from experienced healthcare investor BioScience Managers through the BioScience Managers Translation Fund I. This investment will allow Cynata to significantly expand its clinical development pipeline and scale their operations in Australia. Their Cymerusâ„¢ MSCs will be developed for three new, additional indications; idiopathic pulmonary fibrosis, renal transplantation and diabetic foot ulcers.
    [Cynata Therapeutics Limited (GlobeNewswire, Inc.)]

    Press Release

    FEATURED EVENT

    IASLC: Targeted Therapies in Lung Cancer Meeting

    February 17 – 21, 2021
    Virtual


    > See All Events

    JOB OPPORTUNITIES

    Professor – Musculoskeletal Development, Disease, or Regeneration

    Duke University – Durham, North Carolina, United States

    Postdoctoral Researcher – MSC Therapeutics

    National University of Ireland Galway – Galway, Ireland

    Senior Research Technologist – Bone Marrow

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

    Postdoctoral Fellow – Damaged Tissue Restoration

    University of Illinois at Chicago College of Medicine – Chicago, Illinois, United States

    Senior
    Scientist – Stem Cell Biology

    Ncardia – Share Gosselies, Belgium

    > See All Jobs

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