Dermal Cell News Volume 6.36 | Oct 19 2020

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    2020-10-19 | DCN 6.36


    Dermal Cell News by STEMCELL Technologies
    Vol. 6.36 – 19 October, 2020
    TOP STORY

    The Genomic Landscapes of Individual Melanocytes from Human Skin

    Scientists describe ways to overcome obstacles in the context of normal human skin, offering a glimpse into the genomic landscapes of individual melanocytes from human skin.
    [Nature]

    AbstractPress Release

    Request a free copy of the Growing Organoids from Stem Cells Wallchart
    PUBLICATIONSRanked by the impact factor of the journal
    DERMAL STEM CELLS & TISSUE REGENERATION

    Second-Strand Synthesis-Based Massively Parallel scRNA-Seq Reveals Cellular States and Molecular Features of Human Inflammatory Skin Pathologies

    Investigators used Seq-Well S3 (“Second-Strand Synthesis”) to chart the transcriptional landscape of five human inflammatory skin diseases, providing a resource for the further study of human skin inflammation.
    [Immunity]

    Full ArticleGraphical Abstract

    Temporal Proteomic Analysis of Herpes Simplex Virus 1 Infection Reveals Cell-Surface Remodeling via pUL56-Mediated GOPC Degradation

    Scientists showed that the poorly characterized herpes simplex virus 1 pUL56 directly binds Golgi-associated PDZ and coiled-coil motif-containing protein (GOPC), stimulating its ubiquitination and proteasomal degradation.
    [Cell Reports]

    Full ArticleGraphical Abstract

    The Arp2/3 Complex Is Critical for Colonisation of the Mouse Skin by Melanoblasts

    Arp3 depletion in the melanocyte lineage resulted in severe pigmentation defects in dorsal and ventral regions of the mouse skin.
    [Development]

    AbstractFull Article

    Hydrostatic Pressure Can Induce Apoptosis of the Skin

    Using a human dermal fibroblast cell line in suspension culture, investigators found that high hydrostatic pressure at 50 MPa for ≥ 36 hours completely induced fibroblast cell death via apoptosis based on the morphological changes in transmission electron microscopy, reactive oxygen species elevation, caspase activation and phosphatidylserine membrane translocation.
    [Scientific Reports]

    Full Article

    SKIN CANCERS & DISORDERS

    Midkine Rewires the Melanoma Microenvironment Toward a Tolerogenic and Immune-Resistant State

    Midkine was found to control the transcriptome of melanoma cells, allowing for coordinated activation of nuclear factor-κB and downregulation of interferon-associated pathways.
    [Nature Medicine]

    AbstractPress Release

    AP-1 and TGFß Cooperativity Drives Non-Canonical Hedgehog Signaling in Resistant Basal Cell Carcinoma

    The authors used single cell RNA-sequencing of patient tumors to identify three prognostic surface markers (LYPD3, TACSTD2, and LY6D) which correlated with nuclear myocardin-related transcription factor (nMRTF) and resistance to Smoothened inhibitors. The nMRTF cell state resembled transit-amplifying cells of the hair follicle matrix, with AP-1 and TGFß cooperativity driving nMRTF activation.
    [Nature Communications]

    Full Article

    NOTCH1 Gene Amplification Promotes Expansion of Cancer Associated Fibroblast Populations in Human Skin

    Researchers report that cancer associated fibroblasts from skin squamous cell carcinomas displayed chromosomal alterations, with heterogeneous NOTCH1 gene amplification and overexpression that also occurred, to a lesser extent, in dermal fibroblasts of unaffected skin.
    [Nature Communications]

    Full Article

    Fructose Promotes Cytoprotection in Melanoma Tumors and Resistance to Immunotherapy

    An increase in heme oxygenase-1 protein was recapitulated in human A375 melanoma cells exposed to fructose in culture.
    [Cancer Immunology Research]

    Abstract

    Nicotinamide Inhibits Melanoma In Vitro and In Vivo

    The anti-melanoma activity of Nicotinamide, the amide form of Niacin, was assessed in vitro and in vivo.
    [Journal of Experimental & Clinical Cancer Research]

    Full Article

    Genome-Wide RNAi Screen for Genes Regulating Glycolytic Response to Vemurafenib in BRAFV600

    Scientists presented a multiparameter genome-wide siRNA screening dataset of genes that when depleted, improved the viability and glycolytic response to vemurafenib in BRAFV600 mutated melanoma cells.
    [Scientific Data]

    Full Article

    Integrative Transcriptomic Analysis for Linking Acute Stress Responses to Squamous Cell Carcinoma Development

    In vitro, Oncostatin M promoted invasiveness of keratinocytes and cutaneous squamous cell carcinoma cells and suppressed apoptosis of irradiated keratinocytes.
    [Scientific Reports]

    Full Article

    CloneR for Enhancing the Cloning Efficiency and Single-Cell Survival of hPSCs
    REVIEWS

    Transcriptional Regulators and Alterations That Drive Melanoma Initiation and Progression

    The authors present an overview of the mechanisms that result in the transcriptional deregulation of mRNA expression in melanoma cells and assess how these changes facilitate melanoma initiation and progression.
    [Oncogene]

    Full Article

    New Treatment Addressing the Pathogenesis of Psoriasis

    Investigators review new insights regarding the pathogenesis of psoriasis, as it relates to dendritic cells, Langerhans cells, macrophages, the signal transducer and activator of transcription 3 pathway, and aryl hydrocarbon receptor in cutaneous vascular endothelial cells.
    [International Journal of Molecular Sciences]

    Full ArticleGraphical Abstract

    INDUSTRY AND POLICY NEWS

    CHMP Recommends Approval of Dupixent® (Dupilumab) for Children Aged 6 to 11 Years with Severe Atopic Dermatitis

    The European Medicines Agency’s Committee for Medicinal Products for Human Use (CHMP) adopted a positive opinion for Dupixent®, recommending to extend the approval in the European Union to include children aged 6 to 11 years with severe atopic dermatitis who are candidates for systemic therapy.
    [CHMP (Globe Newswire, Inc)]

    Press Release

    AbbVie Submits Regulatory Applications to FDA and EMA for RINVOQ (upadacitinib) in Atopic Dermatitis

    AbbVie, Inc submitted applications to the US FDA and European Medicines Agency (EMA) seeking approval for RINVOQ for the treatment of adults and adolescents with moderate to severe atopic dermatitis.
    [AbbVie, Inc]

    Press Release

    FEATURED EVENT

    The Evolving Tumor Microenvironment In Cancer Progression: Mechanisms And Emerging Therapeutic Opportunities

    January 9 – January 12, 2021
    Lake Buena Vista, Florida, United States

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    JOB OPPORTUNITIES

    Instructor – Dermatology

    University of Alabama at Birmingham – Birmingham, Alabama, United States

    Research Associate – Inflammatory Skin Diseases

    King’s College London – London, England, United Kingdom

    Postdoctoral Scientists – Stem Cell Factors in Epithelial Cancers

    The University of Chicago – Chicago, Illinois, United States

    Scientist Position – Skin Immunology

    University of California, Davis – Sacramento, California, United States

    Research Assistant – Melanoma Immunity

    Sanford Burnham Prebys Medical Discovery Institute – La Jolla, California, United States

    > See All Jobs

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