Dermal Cell News Volume 6.34 | Sep 28 2020

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    2020-09-28 | DCN 6.34


    Dermal Cell News by STEMCELL Technologies
    Vol. 6.34 – 28 September, 2020
    TOP STORY

    Raman-Guided Subcellular Pharmaco-Metabolomics for Metastatic Melanoma Cells

    Scientists utilized Raman spectro-microscopy for spatial mapping of metabolites within single cells, with the specific goal of identifying druggable metabolic susceptibilities from a series of patient-derived melanoma cell lines.
    [Nature Communications]

    Full Article


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    PUBLICATIONSRanked by the impact factor of the journal
    DERMAL STEM CELLS & TISSUE REGENERATION

    Early-Stage
    Bilayer Tissue-Engineered Skin Substitute Formed by Adult Skin Progenitor Cells Produces an Improved Skin Structure In Vivo

    Adult scalp dermal progenitor cells and epidermal stem cells together with type I collagen as a scaffold material were used to reconstitute bilayer tissue-engineered skin substitutes in vitro.
    [Stem Cell Research & Therapy]

    Full Article

    Both
    Wnt Signaling and Epidermal Stem Cell-Derived Extracellular Vesicles Are Involved in Epidermal Cell Growth

    Functional epidermal three dimensional organoids with polarity were cultured using Wnt3a and the supernatant derived from interfollicular epidermal stem cells and fresh medium in a 1:1 ratio
    [Stem Cell Research & Therapy]

    Full Article

    Type
    XVII Collagen Interacts with the aPKC‐PAR Complex and Maintains Epidermal Cell Polarity

    Investigators uncovered type XVII collagen (COL17) as a binding partner of the aPKC‐PAR complex, which is a key regulating factor of cell polarity. Immunoprecipitation‐immunoblot assay and protein‐protein binding assay revealed that COL17 interacted with aPKC and PAR3.
    [Experimental Dermatology]

    Abstract

    Independent
    Evolution of Cutaneous Lymphoma Subclones in Different Microenvironments of the Skin

    By sequencing the exomes of the microdissected clusters of lymphoma cells from the epidermis and the dermis, scientists found that those microenvironments comprised different malignant clonotypes.
    [Scientific Reports]

    Full Article

    Selective
    Elimination of NG2-Expressing Hair Follicle Stem Cells Exacerbates the Sensitization Phase of Contact Dermatitis in a Transgenic Rat Model

    The authors investigated whether the elimination of NG2+ hair follicle stem cells affected the induction of allergic contact dermatitis, using a herpes simplex virus thymidine kinase/ganciclovir suicide gene system.
    [International Journal of Molecular Sciences]

    Full Article

    SKIN CANCERS & DISORDERS

    The
    Transcription Factor NRF2 Enhances Melanoma Malignancy by Blocking Differentiation and Inducing COX2 Expression

    Investigators showed that NRF2 suppressed the activity of the melanocyte lineage marker MITF in melanoma, thereby reducing the expression of pigmentation markers.
    [Oncogene]

    Full Article

    A20 Promotes Melanoma Progression via the Activation of Akt Pathway

    The authors report that A20 played an oncogenic role in melanoma. They first found that the expression of A20 was significantly up-regulated in melanoma cell lines.
    [Cell Death & Disease]

    Full Article

    CYP2S1
    Might Regulate Proliferation and Immune Response of Keratinocyte in Psoriasis

    Investigators performed methylation loci fine-mapping to search the top signals in the entire CYP2S1 gene region, and further carried out gene expression assay, cell proliferation, apoptosis, differentiation and migration in CYP2S1 overexpressed and silenced human keratinocytes.
    [Epigenetics]

    Abstract

    Obesity
    Attenuates the Effect of Sleep Apnea on Active TGF-ß1 Levels and Tumor Aggressiveness in Patients with Melanoma

    Transforming growth factor-β1 (TGF-β1) was increased in moderate-severe obstructive sleep apnea (OSA) patients vs. non-OSA or mild OSA patients with cutaneous melanoma.
    [Scientific Reports]

    Full Article

    E3
    Ubiquitin Ligase PARK2, an Inhibitor of Melanoma Cell Growth, Is Repressed by the Oncogenic ERK1/2-ELK1 Transcriptional Axis

    Researchers showed that pharmacological inhibition of BRAF-V600E or ERK1/2 in melanoma cells increased PARK2 expression.
    [Journal of Biological Chemistry]

    AbstractFull Article

    Cellular
    and Molecular Aspects of Anti-Melanoma Effect of Minocycline — A Study of Cytotoxicity and Apoptosis on Human Melanotic Melanoma Cells

    Scientists investigated the potential and mechanisms of anti-melanoma action of minocycline.
    [International Journal of Molecular Sciences]

    Full Article


    Explore Antibodies for Epithelial Cell Markers
    REVIEWS

    Translational
    Neuroendocrinology of Human Skin: Concepts and Perspectives

    The authors focus on how neurohormones impact human skin physiology and pathology. They highlight basic concepts, major open questions, and translational research perspectives in cutaneous neuroendocrinology and argue that greater emphasis on neuroendocrine human skin research will foster the development of novel dermatological therapies.
    [Trends in Molecular Medicine]

    Abstract

    Cellular Heterogeneity and Microenvironmental Control of Skin Cancer

    In this review, focusing on the skin, scientists investigate potential key mechanisms that ensure tissue homeostasis despite the presence of mutant cells, as well as critical factors that may nudge the balance from homeostasis to tumor formation.
    [Journal of Internal Medicine]

    Abstract

    INDUSTRY AND POLICY NEWS

    Misonix
    Enters Into Exclusive Supply and Distribution Agreement With Gunze Limited for TheraGenesis® Bilayer Wound Matrix

    Misonix, Inc. announced that it has entered into an exclusive supply and distribution agreement with Gunze Ltd. for TheraGenesis® Bilayer Wound Matrix. TheraGenesis® is a proprietary, FDA cleared, porcine tendon-derived collagen wound matrix with a silicone film layer used to treat trauma, burn and reconstructive wounds.
    [Misonix, Inc.]

    Press Release

    FEATURED EVENT

    Stem Cells and Cancer

    May 16 – May 21, 2021
    Lucca, Italy


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    JOB OPPORTUNITIES

    Research Assistant – Melanoma Immunity

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


    Postdoctoral Fellow – Wound Healing

    University of British Columbia- Vancouver, British Columbia, Canada

    Postdoctoral Scientist – Psoriasis Center for Research Translation

    Case Western Reserve University- Cleveland, Ohio, United States

    Postdoctoral Fellowship – Cutaneous Biology

    University of Michigan- Ann Arbor, Michigan, United States

    Postdoctoral
    Research Scientist – Skin Cancer

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

    > See All Jobs

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