Dermal Cell News Volume 8.36 | Nov 21 2022

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    2022-11-21 | DCN 8.36


    Dermal Cell News by STEMCELL Technologies
    Vol. 8.36 – 21 November, 2022
    TOP STORY

    BRAF Activation by Metabolic Stress Promotes Glycolysis Sensitizing NRASQ61-Mutated Melanomas to Targeted Therapy

    Researchers showed that NRASQ61 mutated melanomas specific metabolic settings mediated cell sensitivity to sorafenib upon metabolic stress.
    [Nature Communications]

    Full Article
    Guide to everything you need to know about cell separation.
    PUBLICATIONSRanked by the impact factor of the journal

    Cell-Derived Nanovesicles from Mesenchymal Stem Cells as Extracellular Vesicle-Mimetics in Wound Healing

    Mesenchymal stem cell-derived nanovesicles were efficiently uptaken by human dermal fibroblasts, resulting in enhancement of cell proliferation, cell migration, secretion of growth factors and extracellular matrix proteins, which all promoted tissue regeneration.
    [Acta Pharmaceutica Sinica B]

    Full Article

    LPA/LPAR1 Signaling Induces PGAM1 Expression via AKT/mTOR/HIF-1α Pathway and Increases Aerobic Glycolysis, Contributing to Keratinocyte Proliferation

    HaCaT or HEKa cells were treated with lysophosphatidic acid (LPA) in the presence or absence of various chemical inhibitors. Glycolysis stress was measured using the Seahorse extracellular flux analyzer.
    [Life Sciences]

    Full Article

    Preparation and Evaluation of Chitosan- and Hyaluronic Acid-Grafted Pullulan Succinate Films for Skin Wound Healing

    Chitosan/hyaluronic acid-grafted pullulan succinate materials had no cytotoxicity and increased cell proliferation when coincubated with L929 cells.
    [International Journal of Biological Macromolecules]

    AbstractGraphical Abstract

    Keratin-Mediated Hair Growth and Its Underlying Biological Mechanism

    Extracellular application of keratin induced condensation of dermal papilla cells and the generation of a P-cadherin-expressing cell population (hair germ) from outer root sheath cells via keratin-mediated microenvironmental changes.
    [Communications Biology]

    Full Article

    Tridimensional Cell Culture of Dermal Fibroblasts Promotes Exosome-Mediated Secretion of Extracellular Matrix Proteins

    Scientists reported that 3D cell culture of dermal fibroblasts promoted secretion of exosomes carrying a large quantity of proteins involved in the formation, organisation and remodelling of the extracellular matrix.
    [Scientific Reports]

    Full Article

    HSPB8 Counteracts Tumor Activity of BRAF– and NRAS-Mutant Melanoma Cells by Modulation of RAS-Prenylation and Autophagy

    In melanoma cell lines characterized by low HSPB8 levels, researchers demonstrated that the restoration of HSPB8 expression caused cell growth arrest, reversion of epithelial-mesenchymal transition-like phenotype switching and antimigratory effect.
    [Cell Death & Disease]

    Full Article

    Interference in Melanoma CD248 Function Reduces Vascular Mimicry and Metastasis

    Loss-of-function approaches in B16F10 melanoma cells were used to study the cell-autonomous effects of CD248 on cell adhesion, migration, proliferation, and vascular mimicry.
    [Journal of Biomedical Science]

    Full Article

    CCN1 Upregulates IL-36 via AKT/NF-κB and ERK/CEBP β-Mediated Signaling Pathways in Psoriasis-Like Models

    Investigators dissected the underlying molecular mechanism in imiquimod and interleukin(IL)-23-induced psoriasis-like models, and in primary normal human epidermal keratinocytes, that CCN1 could selectively induce the production of IL-36α and IL-36γ.
    [Journal of Dermatology]

    Abstract
    Dr. Kristina McBurney and Leanna Bedell discuss how you can use social media to advance your scientific career. Watch now.
    REVIEWS

    Plasticity of Epithelial Cells during Skin Wound Healing

    The authors explore how epithelial cells from distinct niches respond and adapt during acute wound repair; when and where cells sense and react to damage, how cellular identity is regulated at the molecular and behavioral level, and how cells memorize past experiences and their origin.
    [Cold Spring Harbor Perspectives in Biology]

    Abstract
    INDUSTRY AND POLICY NEWS

    FDA Delays BLA for Lifileucel in Patients with Advanced Melanoma

    The FDA has delayed a biologics license application (BLA) for lifileucel, a treatment for unresectable or metastatic melanoma, until the start of 2023 due to a request for additional data on the agent.
    [Targeted Oncology]

    Press Release
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    University of Nebraska Medical Center – Omaha, Nebraska, United States

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    The University of Texas M. D. Anderson Cancer Center – Houston, Texas, United States

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