Dermal Cell News Volume 11.02 | Feb 10 2025

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    2025-02-10 | DCN 11.02


    Dermal Cell News by STEMCELL Technologies
    Vol. 11.02 – 10 February, 2025
    TOP STORY

    Selective Abrogation of S6K2 Identifies Lipid Homeostasis as a Survival Vulnerability in MAPK Inhibitor–Resistant NRAS-Mutant Melanoma

    Scientists reported that selectively silencing the ribosomal protein S6 kinase (S6K) 2 while preserving the activity of S6K1 perturbed lipid metabolism and triggerd lethal lipid peroxidation in NRASMUT melanoma cells that were resistant to MAPK inhibition.
    [Science Translational Medicine]

    AbstractPress Release
    Generate More Proliferative Human Keratinocytes with DermaCult â„¢
    PUBLICATIONSListed by the impact factor of the journal

    Enhanced HDR-Mediated Correction of Heterozygous COL7A1 Mutations for Recessive Dystrophic Epidermolysis Bullosa

    Researchers developed a highly efficient and versatile gene editing strategy for recessive dystrophic epidermolysis bullosa that incorporated the small molecule inhibitor M3814 to enhance homology-directed repair (HDR).
    [Molecular Therapy – Nucleic Acids]

    AbstractFull ArticleGraphical Abstract

    Sphingolipid Metabolism Orchestrates Establishment of the Hair Follicle Stem Cell Compartment

    The authors identified a stem cell–specific role for ceramide synthase 4 (CerS4) in orchestrating fate decisions in skin epidermis. CerS4 prevented the proper development of the adult hair follicle bulge stem cell compartment due to altered differentiation trajectories.
    [Journal of Cell Biology]

    Full Article

    Zika Virus Modulates Human Fibroblasts to Enhance Transmission Success in a Controlled Lab-Setting

    Researchers showed that Zika virus immediately altered gene/protein expression patterns in infected-dermal fibroblasts, altering their metabolism to increase the release of mosquito-attractive volatile organic compounds, which improved its transmission success.
    [Communications Biology]

    Full ArticlePress Release

    CD4 Expression Controls Epidermal Stem Cell Balance

    Using CD4 knockout mice, scientists demonstrated that CD4 expression was essential for maintaining fast-cycling epidermal stem cells during homeostasis and that CD4 loss mitigated the age-related decline in wound repair capacity.
    [Scientific Reports]

    Full Article

    Combined Inhibition of Focal Adhesion Kinase and RAF/MEK Elicits Synergistic Inhibition of Melanoma Growth and Reduces Metastases

    Utilizing mouse models that mimic human melanoma brain metastases, researchers investigated the necessity of focal adhesion kinase in the development of distant metastases and its potential as a therapeutic target.
    [Cell Reports Medicine]

    Full ArticleGraphical Abstract

    Combined PARP14 Inhibition and PD-1 Blockade Promotes Cytotoxic T Cell Quiescence and Modulates Macrophage Polarization in Relapsed Melanoma

    The authors identified a robust poly ADP ribosyl polymerase 14 (PARP14) catalytic inhibitor gene signature and evaluated its association with patient survival. 
    [Journal for Immunotherapy of Cancer]

    Full Article

    Setdb1 Loss Induces Type I Interferons and Immune Clearance of Melanoma

    To identify tumor-intrinsic modulators of immunity to melanoma, investigators performed a whole-genome CRISPR screen in melanoma and identified Setdb1 as well as all components of the human silencing hub complex.
    [Cancer Immunology Research]

    Abstract

    PARP4 Deficiency Enhances Sensitivity to ATM Inhibitor by Impairing DNA Damage Repair in Melanoma

    Scientists revealed that poly (ADP-ribose) polymerase 4 (PARP4) played a role in double-strand break repair by regulating the non-homologous end joining pathway through its involvement in Ku80 mono-ADP-ribosylation.
    [Cell Death Discovery]

    Full Article
    Reliably Generate Spheroids with AggreWellâ„¢
    REVIEWS

    Histone Modifications and DNA Methylation in Psoriasis: A Cellular Perspective

    Given the unique roles and significant contributions of various cell types involved in the process of psoriasis, a thorough analysis of specific epigenetic patterns in different cell types becomes a key entry point for elucidating the mechanisms of disease development.
    [Clinical Reviews In Allergy & Immunology]

    Abstract

    Progress on Mitochondria and Hair Follicle Development in Androgenetic Alopecia: Relationships and Therapeutic Perspectives

    The authors summarize the connection between mitochondrial dysfunction and hair follicle development, outline the links between diseases related to mitochondrial disorders and hair issues, and highlight the influence of mitochondrial dysfunction on androgenetic alopecia.
    [Stem Cell Research & Therapy]

    Full ArticleGraphical Abstract

    Melatonin and the Skin: Current Progress and Perspectives for Human Health

    Metabolic pathways, together with receptor- and nonreceptor-mediated phenotypic activities of its intermediates, have been identified as a cutaneous melatoninergic system. Pharmacological modulation of melatonin or its metabolites may be used to treat cutaneous disorders and aging.
    [Journal of Investigative Dermatology]

    Full Article
    INDUSTRY AND POLICY NEWS

    Dermata Expands Patent Portfolio with Issuance of New US Patent for Next-Generation Acne Treatment

    Dermata Therapeutics, Inc. announced issuance by the US Patent and Trademark Office of a new patent for its XYNGARIâ„¢ product candidate for the treatment of acne.
    [Dermata Therapeutics, Inc. (BioSpace)]

    Press Release
    FEATURED EVENT

    Advanced Therapies UK

    March 18-19, 2025
    London, England, United Kingdom

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Positions – Bone or Skin Research

    UConn Health – Farmington, Connecticut, United States

    Postdoctoral Fellow – Cellular Processes and Cancer

    The Wistar Institute – Philadelphia, Pennsylvania, United States

    Postdoctoral Associate/Senior Postdoctoral Associate – ECM & Skin Cancer

    Stony Brook University – Stony Brook, New York, United States

    Faculty – Stem Cell and Gene Therapy

    University of California San Francisco – San Francisco, California, United States

    Assistant/Associate Professor – Internal Medicine

    The University of Arizona – Tucson, Arizona, United States

    > See All Jobs

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