Dermal Cell News Volume 6.40 | Nov 16 2020

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    2020-11-16 | DCN 6.40


    Dermal Cell News by STEMCELL Technologies
    Vol. 6.40 – 16 November, 2020
    TOP STORY

    A Hierarchy of Proliferative and Migratory Keratinocytes Maintains the Tympanic Membrane

    Using single-cell RNA sequencing, lineage tracing, whole-organ explant, and live-cell imaging, investigators showed that homeostatic tympanic membrane epidermis was distinct from other epidermal sites and had discrete proliferative zones with a three-dimensional hierarchy of multiple keratinocyte populations.
    [Cell Stem Cell]

    AbstractGraphical Abstract

    Explore Antibodies for Epithelial Cell Markers
    PUBLICATIONSRanked by the impact factor of the journal
    DERMAL STEM CELLS & TISSUE REGENERATION

    BMP Signaling: At the Gate between Activated Melanocyte Stem Cells and Differentiation

    The authors used single-cell RNA sequencing with comparative gene expression analysis to elucidate the transcriptional dynamics of melanocyte stem cells through quiescence, activation, and melanocyte maturation.
    [Genes & Development]

    Abstract

    Optimizing Microenvironment by Integrating Negative Pressure and Exogenous Electric Fields via a Flexible Porous Conductive Dressing to Accelerate Wound Healing

    Current treatments for nonhealing or chronic wounds were unsatisfactory as they exert a single effect on one specific activity in a process that involves multiple stages. Researchers constructed a silver nanowire-based, three-dimensional, porous foam dressing that was flexible and conductive.
    [Biomaterials Science]

    AbstractGraphical Abstract

    A Bioinspired, Sustained‐Release Material in Response to Internal Signals for Biphasic Chemical Sensing in Wound Therapy

    In the preclinical trial on a dermal punch model of tissue repair, CPS successfully increased the rate of wound closure, reduced inflammatory cell infiltration, and enhanced collagen deposition. It could also relay changes in internal chemical signals into changes in its intrinsic luminescence for biphasic chemical sensing to prevent the possible occurrence of skin hyperpigmentation caused by minocycline hydrochloride in wound therapy.
    [Advanced Healthcare Materials]

    Abstract

    Involvement of 8-O-Acetylharpagide for Ajuga taiwanensis Mediated Suppression of Senescent Phenotypes in Human Dermal Fibroblasts

    Investigators found that the alcohol extract of Ajuga taiwanensis screened from a chemical bank exhibited a potent capacity for suppressing senescence associated biomarkers, including senescence-associatedβ-galactosidase and up-regulated p53 in old human dermal fibroblasts without induction of significant cytotoxicity up to 100 µg/ml.
    [Scientific Reports]

    Full Article

    SKIN CANCERS & DISORDERS

    Fra-2/AP-1 Regulates Melanoma Cell Metastasis by Downregulating Fam212b

    Scientists showed that downregulation of the AP-1 transcription factor member Fra-2 in melanoma cells was associated with an aggressive melanoma phenotype in vitro and in vivo.
    [Cell Death & Differentiation]

    Full Article

    PLK1 and NOTCH Positively Correlate in Melanoma and their Combined Inhibition Results in Synergistic Modulations of Key Melanoma Pathways

    Employing an in-house human melanoma tissue microarray containing multiple cases of melanomas and benign nevi, coupled with high-throughput, multispectral quantitative fluorescence imaging analysis, researchers found a positive correlation between PLK1 and NOTCH1 in melanoma.
    [Molecular Cancer Therapeutics]

    Abstract

    Single-Cell RNA Sequencing Unravels Heterogeneity of the Stromal Niche in Cutaneous Melanoma Heterogeneous Spheroids

    Scientists focused on the analysis of microenvironmental factors introduced in melanoma heterogeneous spheroids by different dermal fibroblasts.
    [Cancers]

    AbstractGraphical Abstract

    Withaferin A Activates TRIM16 for its Anti-Cancer Activity in Melanoma

    Researchers evaluated the efficacy of Withaferin A, derived from the medicinal plant Withania Somnifera, as a novel therapeutic agent for the treatment of melanoma.
    [Scientific Reports]

    Full Article

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

    The Influence of Tumor Microenvironment on Immune Escape of Melanoma

    Investigators provide a comprehensive summary of the processes regulated by tumor-associated cells that promote the immune escape of melanoma cells.
    [International Journal of Molecular Sciences]

    Full Article

    Cytokine Pathways and Investigational Target Therapies in Hidradenitis Suppurativa

    The authors discuss the pathogenetic role of various cytokines in Hidradenitis suppurativa and potential therapeutic targets attempted or currently under investigation for this debilitating disease.
    [International Journal of Molecular Sciences]

    Full Article

    INDUSTRY AND POLICY NEWS

    Biohaven Pharmaceuticals and Weill Cornell Medicine Collaborate to Initiate Proof of Concept Trial with CGRP Receptor Antagonist In Plaque Psoriasis

    Biohaven Pharmaceutical Holding Company Ltd. announced that Dr. Richard Granstein, Chairman of Dermatology at Weill Cornell Medicine in New York City, will initiate an investigator-led clinical trial with a Biohaven CGRP-receptor antagonist for the treatment of plaque psoriasis.
    [Biohaven Pharmaceutical Holding Company Ltd]

    Innate Pharma Receives Prime Designation from the European Medicines Agency for Lacutamab in Sézary Syndrome

    Innate Pharma SA announced that the European Medicines Agency granted PRIME designation to lacutamab, the company’s proprietary first-in-class anti-KIR3DL2 humanized cytotoxicity-inducing antibody, for the treatment of patients with relapsed or refractory Sézary syndrome who have received at least two prior systemic therapies.
    [Innate Pharma SA]

    Press Release

    FEATURED EVENT

    The American Association for Cancer Research (AACR) Annual Meeting 2021

    April 9 – April 14, 2021
    Washington, DC, United States

    > See All Events

    JOB OPPORTUNITIES

    Research Scientists – Inflammatory Skin Diseases

    University of Dundee – Dundee, Scotland, United Kingdom

    Research Professional – Life Sciences

    Stanford University – Stanford, California, United States

    Research Laboratory Assistant – Dermatology Research

    University of California San Diego – La Jolla, California, United States

    Postdoctoral Fellow – Skin Organoids

    Columbia University Medical Center – New York, New York, United States

    Research Faculty Positions – Melanoma

    Duke University – Durham, North Carolina, United States

    > See All Jobs

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