Dermal Cell News Volume 7.04 | Feb 1 2021

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    2021-02-1 | DCN 7.04


    Dermal Cell News by STEMCELL Technologies
    Vol. 7.04 – 1 February, 2021
    TOP STORY

    The Keratin Network of Intermediate Filaments Regulates Keratinocyte Rigidity Sensing and Nuclear Mechanotransduction

    Researchers found that keratinocytes adapted to increasing matrix stiffness by forming a rigid, interconnected network of keratin bundles, in conjunction with F-actin stress fiber formation and increased cell stiffness.
    [Science Advances]

    Full Article

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    PUBLICATIONSRanked by the impact factor of the journal

    Tristetraprolin Expression by Keratinocytes Protects against Skin Carcinogenesis

    Using regulated overexpression or conditional ablation in the context of chemical cutaneous carcinogenesis, investigators showed that tristetraprolin represented a critical regulator of skin tumorigenesis.
    [JCI Insight]

    AbstractFull ArticleGraphical Abstract

    Aging Modulates Human Dermal Fibroblast Contractility: Quantification Using Nano-Biomechanical Testing

    The authors applied a novel nano-biomechanical technique on cell-embedded collagen hydrogels in combination with mathematical modeling and numerical simulation to measure contraction forces of normal human dermal fibroblasts.
    [Biochimica Et Biophysica Acta-Molecular Cell Research]

    AbstractGraphical Abstract

    Growth, Lifetime, Directional Movement and Myosin-Dependent Motility of Mutant Keratin Granules in Cultured Cells

    Scientists used epithelial cells producing mutant keratin itermediate filament polypeptides that have been identified as the cause of the hereditary blister-forming skin disease epidermolysis bullosa simplex.
    [Scientific Reports]

    Full Article

    Non Pharmacological High-Intensity Ultrasound Treatment of Human Dermal Fibroblasts to Accelerate Wound Healing

    The authors investigated the potential effect of short-term high-intensity ultrasound treatment for the acceleration of wound healing in an in vitro wound model and dermal equivalent, both comprised of human dermal fibroblasts.
    [Scientific Reports]

    Full Article

    Resveratrol Inhibits Matrix Metalloproteinase-1 and -3 Expression by Suppressing of p300/NFκB Acetylation in TNF-α-Treated Human Dermal Fibroblasts

    Scientists explored the signaling pathways associated with the effects of tumor necrosis factor alpha (TNF-α) on matrix metalloproteinase-1 (MMP-1) and MMP-3 expression in the human dermal fibroblast cell line CCD-966SK.
    [Chemico-Biological Interactions]

    AbstractGraphical Abstract

    Myristoleic Acid Promotes Anagen Signaling by Autophagy through Activating Wnt/β-Catenin and ERK Pathways in Dermal Papilla Cells

    Researchers evaluated the effects of myristoleic acid on anagen-activating signaling pathways in dermal papilla cells.
    [Biomolecules & Therapeutics]

    Abstract

    Keratinocytes Control Skin Immune Homeostasis through De Novo–Synthesized Glucocorticoids

    Investigators demonstrated the potential of skin-derived glucocorticoids and their role in the regulation of physiological and prevalent inflammatory skin conditions.
    [Science Advances]

    Full ArticlePress Release

    Tetrahedral Framework Nucleic Acids Loaded with Aptamer AS1411 for siRNA Delivery and Gene Silencing in Malignant Melanoma

    Scientists modified anti-Braf siRNA with tetrahedral framework nucleic acids to downregulate the target Braf gene.
    [ACS Applied Materials & Interfaces]

    AbstractGraphical Abstract

    Inhibition of Endothelin-B Receptor Signaling Synergizes with MAPK Pathway Inhibitors in BRAF Mutated Melanoma

    The authors demonstrated that the endothelin-endothelin receptor B signaling pathway conferred resistance to MAPK pathway inhibitors in BRAF mutated melanoma.
    [Oncogene]

    Abstract

    Requirement of Splicing Factor hnRNP A2B1 for Tumorigenesis of Melanoma Stem Cells

    Investigators showed that out of 19 evaluated hnRNPs, hnRNP A2B1 was significantly upregulated in melanoma stem cells compared with non-stem cells, suggesting an important role of hnRNP A2B1 in cancer stem cells.
    [Stem Cell Research & Therapy]

    Full Article

    BAP1 Antagonizes WWP1-Mediated Transcription Factor KLF5 Ubiquitination and Inhibits Autophagy to Promote Melanoma Progression

    The authors explored the role of KLF5 in the proliferation and metastasis of melanoma. Bioinformatics analysis was performed to detect WWP1, BAP1 and KLF5 expression in melanoma, followed by expression determination on clinical tissues from melanoma patients and cancer cells.
    [Experimental Cell Research]

    Abstract

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    REVIEWS

    A New Insight into the Potential Role of Tryptophan-Derived AhR Ligands in Skin Physiological and Pathological Processes

    Investigators summarize the current knowledge of aryl hydrocarbon receptor (AhR) in skin physiology. They discuss the role of AhR in skin pathological processes, including inflammatory skin diseases, pigmentation disorders, and cancer. The impact of FICZ, kynurenic acid, and kynurenine on physiological and pathological processes in the skin is considered.
    [International Journal of Molecular Sciences]

    Full Article

    INDUSTRY AND POLICY NEWS

    Novan Completes Enrollment in B-SIMPLE4 Pivotal Phase III Study of SB206 for Treatment of Molluscum

    Novan, Inc. announced it has completed patient enrollment in the B-SIMPLE4 pivotal Phase III clinical study of SB206, a topical antiviral gel, for the treatment of molluscum contagiosum.
    [Novan, Inc.]

    Press Release

    VYNE Therapeutics Announces FDA Approval of AMZEEQ® (Minocycline) Label Update

    VYNE Therapeutics, Inc. announced approval by the FDA to include new information in the product label for minocycline topical foam, 4% referencing the low propensity of P. acnes strains to develop resistance to minocycline, the active ingredient in AMZEEQ®.
    [VYNE Therapeutics, Inc.]

    Press Release

    FEATURED EVENT

    ACCR: Radiation Science and Medicine

    March 2 – 3, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    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

    Postdoctoral Fellow – Tumor Biology and Therapeutic Applications

    Harvard Medical School – Boston, Massachusetts, United States

    Image Analysis Specialist – Cancer and Chronic Diseases

    Novo Nordisk – Copenhagen, Denmark

    > See All Jobs

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