Mesenchymal Cell News Volume 12.28 | July 21 2020

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    MESCN 12.28 | July 21 2020


    Mesenchymal Cell News by STEMCELL Technologies
    Vol. 12.28 – 21 July, 2020
    TOP STORY

    Mesenchymal Niche-Derived Neuregulin-1 Drives Intestinal Stem Cell Proliferation and Regeneration of Damaged Epithelium

    Neuregulin 1 robustly stimulated proliferation in crypts and induced budding in organoids, in part through elevated and sustained activation of mitogen-activated protein kinase and AKT.
    [Cell Stem Cell]

    Full Article

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    PUBLICATIONSRanked by the impact factor of the journal

    Mesenchymal Stromal Cell-Derived Factors Promote the Colonization of Collagen 3D Scaffolds with Human Skin Cells

    Researchers investigated whether the therapeutic potential of an acellular porous scaffold made of type I collagen could be improved by the addition of a powerful trophic agent in the form of mesenchymal stromal cells conditioned medium in order to be used as an acellular scaffold for skin wound healing treatment.
    [Journal of Cellular and Molecular Medicine]

    Full Article

    Human Bone Marrow Stem/Stromal Cell Osteogenesis Is Regulated via Mechanically Activated Osteocyte-Derived Extracellular Vesicles

    The authors demonstrated the potency of the mechanically stimulated osteocyte secretome in driving human bone marrow stem/stromal cell recruitment and differentiation.
    [Stem Cells Translational Medicine]

    Full Article

    Microfluidic Fabrication of Microcarriers with Sequential Delivery of VEGF and BMP-2 for Bone Regeneration

    Scientists designed multifunctional cell therapy microcarriers with the capability of sequential delivery of essential growth factors, bone morphogenetic protein 2 and vascular endothelial growth factor.
    [Scientific Reports]

    Full Article

    Insights into the Hematopoietic Regulatory Activities of Osteoblast by Secretomics

    The authors characterized the hematopoietic supporting activity of mesenchymal stromal cells‐derived osteoblast (M‐OST) conditioned media by comparing the secretome of M‐OST to that of their precursor.
    [Proteomics]

    Abstract

    Histological Validation of Adipogenic Differentiation Potential of ASC on Collagen-Based 2D Scaffolds

    Investigators describe a new histological method based on iron hematoxylin combined with Oil red O staining, for the determination of the adipogenic differentiation of adipose-derived mesenchymal stem/stromal cells cultivated on a collagen-based 2D scaffold.
    [Histochemistry and Cell Biology]

    Abstract

    Wnt Signaling and Loxl2 Promote Aggressive Osteosarcoma

    Using genetically modified mouse models, scientists demonstrated that Wnt signaling promoted c-Fos-induced osteosarcoma formation via the actions of the collagen-modifying enzyme Loxl2.
    [Cell Research]

    Full Article

    Mesenchymal Tumors of the Gastrointestinal Tract with NTRK Rearrangements: A Clinicopathological, Immunophenotypic, and Molecular Study of Eight Cases, Emphasizing Their Distinction from Gastrointestinal Stromal Tumor (GIST)

    Scientists report eight mesenchymal tumors involving the gastrointestinal tract with NTRK1 or NTRK3 rearrangements.
    [Modern Pathology]

    Abstract

    In Vitro and In Vivo Investigation of Osteogenic Properties of Self-Contained Phosphate-Releasing Injectable Purine-Crosslinked Chitosan-Hydroxyapatite Constructs

    Chitosan scaffolds were implanted at the fracture site in a mouse model of intramedullary rod-fixed tibial fracture.
    [Scientific Reports]

    Full Article

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    REVIEWS

    Mesenchymal Stromal Cells and Exosomes: Progress and Challenges

    The authors briefly summarize the development of MSCs as a treatment for human diseases as well as describe the present understanding of exosomes, how they exert their effects on target cells, and how they are differentiated from other extracellular vesicles.
    [Frontiers in Cell and Developmental Biology]

    Full Article

    INDUSTRY AND POLICY NEWS

    EU Leaders Slash Science Spending in €1.8 Trillion Deal

    Following a marathon EU summit in Brussels, national leaders agreed to a €1.8 trillion, seven-year budget and pandemic recovery fund that will spend €81 billion on Horizon Europe, the main EU research program.
    [Science Insider]

    Editorial

    The Career Cost of COVID-19 to Female Researchers, and How Science Should Respond

    Early data on the effects of the coronavirus pandemic on scientific-publishing output suggest that female researchers, particularly those at early-career stages, are the hardest hit. Submissions to preprint servers, such as arXiv, rose more quickly for male authors than for female authors as nations adopted social-isolation measures.
    [Nature News]

    Editorial

    ‘Ethically Troubling.’ University Reopening Plans Put Professors, Students on Edge

    Come August, hundreds of universities across the United States are poised to reopen their campuses with a mix of online and in-person courses. Only a handful are aiming for an entirely online semester. But as the machinery of higher education cranks back into action, faculty, staff, and students are voicing concerns that, with COVID-19 cases surging in many parts of the country, employees are being forced to put their health-and the health of others-at unnecessary risk.
    [Science Insider]

    Editorial

    FEATURED EVENT

    From Stem Cells to Human Development

    September 8 – September 11
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    JOB OPPORTUNITIES

    Postdoctoral Position – Bone Development

    KU Leuven – Leuven, Belgium

    Postdoctoral Position – Bone and Stem Cell Research

    University of Connecticut Health – Farmington, Connecticut, United States

    Scientific Project Manager – Tissue Engineering and Regenerative Medicine

    Helmholtz Zentrum München – Neuherberg, Germany

    Postdoctoral Fellow – Mesenchymal Neoplasms

    Memorial Sloan Kettering Cancer Center – New York, New York, United States

    Senior Scientist – Process Development Lab, Gene and Cell Therapy

    Genezen Laboratories – Indianapolis, Indiana, United States

    > See All Jobs

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