Dermal Cell News Volume 7.05 | Feb 8 2021

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    2021-02-08 | DCN 7.05


    Dermal Cell News by STEMCELL Technologies
    Vol. 7.05 – 8 February, 2021
    TOP STORY

    SPT6 Promotes Epidermal Differentiation and Blockade of an Intestinal-Like Phenotype through Control of Transcriptional Elongation

    Researchers showed that epidermal genes, including ~30% of induced differentiation genes already contain stalled Pol II at the promoters in epidermal stem and progenitor cells which was then released into productive transcription elongation upon differentiation.
    [Nature Communications]

    Full Article

    CloneR for Enhancing the Cloning Efficiency and Single-Cell Survival of hPSCs
    PUBLICATIONSRanked by the impact factor of the journal

    NIX Initiates Mitochondrial Fragmentation via DRP1 to Drive Epidermal Differentiation

    Through live imaging of organotypic cultures of the human epidermis, investigators found that regulated breakdown of mitochondria was critical for epidermal development.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Evaluation of Wound Healing Efficiency of Vancomycin-Loaded Electrospun Chitosan/Poly Ethylene Oxide Nanofibers in Full Thickness Wound Model of Rat

    Researchers introduced a nanofibrous wound dressing as a new strategy for a topical drug-delivery system.
    [International Journal of Biological Macromolecules]

    AbstractGraphical Abstract

    Fabrication of Hollow Microneedles Using Liquid Crystal Display (LCD) Vat Polymerization 3D Printing Technology for Transdermal Macromolecular Delivery

    The authors fabricated a hollow microneedle device consisting of an array and a reservoir by means of 3D printing technology for transdermal peptide delivery. The cytocompatibility of the microneedle arrays was assessed to human keratinocytes.
    [International Journal of Pharmaceutics]

    Abstract

    The Effect of Cannabidiol on UV-Induced Changes in Intracellular Signaling of 3D-Cultured Skin Keratinocytes

    Scientists analyzed the effect of phytocannabinoid-cannabinoid on the proteome of UVA/B irradiated keratinocytes.
    [International Journal of Molecular Sciences]

    Full Article

    Biobanked Human Foreskin Epithelial Cell Sheets Reduce Inflammation and Promote Wound Healing in a Nude Mouse Model

    In vivo, epithelial cell sheets were directly transplanted to skin defect models and histological examination was performed at one week postoperatively.
    [BMC Biotechnology]

    Full Article

    Targeting Pan-ETS Factors Inhibits Melanoma Progression

    The authors found that there were multiple ETS family members expressed in melanoma and that these factors had redundant functions.
    [Cancer Research]

    Abstract

    Microfluidic Model with Air-Walls Reveals Fibroblasts and Keratinocytes Modulate Melanoma Cell Phenotype, Migration, and Metabolism

    Investigators used a microfluidic platform to evaluate the cross-talk between human primary melanoma cells, keratinocytes and dermal fibroblasts.
    [Lab on a Chip]

    AbstractGraphical Abstract

    LncRNA MIR205HG Regulates Melanomagenesis via the miR-299-3p/VEGFA Axis

    Researchers investigated the role of lncRNA MIR205HG in melanomagenesis. Quantitative real-time PCR analysis showed that MIR205HG levels were significantly upregulated in melanoma cell lines compared to normal human melanocytes.
    [Aging]

    Full Article

    Melanoma Treatment via Non-Specific Adhesion of Cancer Cells Using Charged Nano-Clays in Pre-Clinical Studies

    Investigators evaluated the effects of a nano-clays mix on melanoma cell proliferation and cell viability in vitro and melanoma growth in vivo xenograft animal model.
    [Scientific Reports]

    Full Article

    The Origin of the Expressed Retrotransposed Gene ACTBL2 and Its Influence on Human Melanoma Cells’ Motility and Focal Adhesion Formation

    Scientists found that clones with knocked-out ACTBL2 or overexpressing actbl2 differed from control cells in the invasion, focal adhesion formation, and actin polymerization ratio, as well as in the formation of lamellipodia and stress fibers.
    [Scientific Reports]

    Full Article

    Request a free copy of the Growing Organoids from Stem Cells Wallchart
    REVIEWS

    Linking EMT Programmes to Normal and Neoplastic Epithelial Stem Cells

    Investigators outline the instances where aspects of an epithelial-mesenchymal transition (EMT) have been implicated in normal and neoplastic epithelial stem cells and consider the involvement of this programme during tissue regeneration and repair.
    [Nature Reviews Cancer]

    Abstract

    Melanoma Models for the Next Generation of Therapies

    The authors discuss the current state of the art of melanoma models including genetically engineered mouse, patient-derived xenograft, zebrafish, and ex vivo and in vitro models.
    [Cancer Cell]

    Abstract

    Microarray Patches Enable the Development of Skin-Targeted Vaccines against COVID-19

    Scientists describe the structure of the SARS-CoV-2 virus and relevant antigenic targets for vaccination, summarize key concepts of skin immunobiology in the context of prophylactic immunization, and present an overview of microarray patch-mediated cutaneous vaccine delivery.
    [Advanced Drug Delivery Reviews]

    Full ArticleGraphical Abstract

    INDUSTRY AND POLICY NEWS

    Tonix Pharmaceuticals to Develop COVID-19 Skin Test (TNX-2100) to Measure SARS-CoV-2 Exposure and T Cell Immunity

    Tonix Pharmaceuticals Holding Corp. announced it has received the written response from the FDA to a Type B pre-investigational new drug meeting package describing its technology and plans to develop a diagnostic skin test, TNX-2100, to measure the delayed-type hypersensitivity reaction to SARS-CoV-2.
    [Tonix Pharmaceuticals Holding Corp.]

    Press Release

    Arcutis Announces Positive Topline Results from Pivotal DERMIS-1 and -2 Phase III Trials of Topical Roflumilast Cream (ARQ-151) in Plaque Psoriasis

    Arcutis Biotherapeutics, Inc. announced positive topline results from the DERMIS-1 and DERMIS-2 pivotal Phase III studies evaluating ARQ-151 as a potential topical treatment for plaque psoriasis. Roflumilast cream is a once daily topical formulation of roflumilast, a highly potent and selective phosphodiesterase type 4 inhibitor.
    [Arcutis Biotherapeutics, Inc.]

    Press Release

    FEATURED EVENT

    Lipidomics of Health and Disease

    March 24 – 26, 2021
    Virtual

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    JOB OPPORTUNITIES

    Postdoctoral Scholar – Immune Responses in Human Skin and Mucosal Surfaces

    University of Washington – Seattle, Washington, United States

    Postdoctoral Studies – Skin Cell Biology

    Karolinska Institutet – Stockholm, Sweden

    Postdoctoral Position -Skin Barrier Function

    Technical University of Denmark – Lyngby, Denmark

    Postdoctoral Position – Wound Healing and Regulatory RNA

    Karolinska Institutet – Solna, Sweden

    Postdoctoral Fellow – Musculoskeletal Disease or Skin Aging Models

    The University of British Columbia – Vancouver, British Columbia, Canada

    > See All Jobs

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