Hepatic Cell News Volume 4.37 | Oct 2 2020

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    2020-10-02 | HCN 4.37


    Hepatic Cell News by STEMCELL Technologies
    Vol. 4.37 – 02 October, 2020
    TOP STORY

    Onco-Fetal
    Reprogramming of Endothelial Cells Drives Immunosuppressive Macrophages in Hepatocellular Carcinoma

    The hepatocellular carcinoma ecosystem displayed features reminiscent of fetal development, including re-emergence of fetal-associated endothelial cells and fetal-like tumor-associated macrophages.
    [Cell]

    AbstractGraphical Abstract

    In this webinar on hepatic organoids review the biological characteristics and practical considerations of adding organoids to your research.
    PUBLICATIONSRanked by the impact factor of the journal

    DCLK1, a Putative Novel Stem Cell Marker in Human Cholangiocarcinoma

    Investigators evaluated in vitro the expression and the biological function of DCLK1 in intrahepatic cholangiocarcinom (CCA) and perihilar CCA.
    [Hepatology]

    Abstract

    Aberrant NSUN2-Mediated m5C
    Modification of H19 lncRNA Is Associated with Poor Differentiation of Hepatocellular Carcinoma

    Scientists knocked down the NSUN2 gene in HepG2 cells by CRISPR/Cas9 technology and performed high-throughput RNA-BisSeq. An important tumor-related lncRNA H19 was identified to be targeted by NSUN2.
    [Oncogene]

    Full Article

    AFP
    Promotes HCC Progression by Suppressing the HuR-Mediated Fas/FADD Apoptotic Pathway

    Scientists demostrated that depleting alpha fetoprotein (AFP) significantly suppressed diethylnitrosamine-induced liver tumor progression in an AFP gene-deficient mouse model.
    [Cell Death & Disease]

    Full Article

    Epigenetic
    Silencing of CDKN1A and CDKN2B by SNHG1 Promotes the Cell Cycle, Migration and Epithelial-Mesenchymal Transition Progression of Hepatocellular Carcinoma

    Using bioinformatics analyses, investigators found hepatocarcinogenesis was particularly associated with dysregulated expression of small nucleolar RNA host gene 1 (SNHG1) and activation of the cell cycle pathway.
    [Cell Death & Disease]

    Full Article

    T. Gondii
    Infection Induces Il-1R Dependent Chronic Cachexia and Perivascular Fibrosis in the Liver and Skeletal Muscle

    IL-1α was sufficient to activate cultured fibroblasts and primary hepatic stellate cells in vitro, and IL-1α was elevated in the sera and liver of cachectic, suggesting a mechanism by which chronic IL-1R signaling could be leading to cachexia-associated fibrosis.
    [Scientific Reports]

    Full Article

    Overexpressed sFRP3
    Exerts an Inhibitory Effect on Hepatocellular Carcinoma via Inactivation of the Wnt/β-Catenin Signaling Pathway

    Researchers investigated the possible regulatory effects of a secreted frizzled-related protein (sFRP3) on the Wnt/β-catenin signaling pathway and their interactions in hepatocellular carcinoma occurrence.
    [Cancer Gene Therapy]

    Abstract

    ERAD
    Deficiency Promotes Mitochondrial Dysfunction and Transcriptional Rewiring in Human Hepatic Cells

    Using the human hepatic cell line HepG2 as a model, scientists showed that endoplasmic reticulum associated degradation (ERAD), an ER protein quality control process, was critically required for mitochondrial function in mammalian cells.
    [Journal of Biological Chemistry]

    Abstract


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    REVIEWS

    Controversies
    Surrounding the Origin of Hepatocytes in Adult Livers and the In Vitro Generation or Propagation of Hepatocytes

    The authors highlight how insights into hepatocyte regeneration and biology in vivo can inform in vitro studies to propagate primary hepatocytes with signals in liver regeneration and to generate hepatocytes de novo from pluripotent stem cells.
    [Cellular and Molecular Gastroenterology and Hepatology]

    AbstractFull Article

    Understanding Lipotoxicity in NAFLD Pathogenesis: Is CD36 a Key Driver?

    Investigators provide succinct insights into the molecular mechanisms responsible for lipotoxicity in non-alcoholic fatty liver disease (NAFLD), including ER and oxidative stress, autophagy, lipoapotosis and inflammation. They highlight the role of CD36/FAT fatty acid translocase in NAFLD pathogenesis.
    [Cell Death & Disease]

    Full Article

    INDUSTRY AND POLICY NEWS

    Aligos Therapeutics Receives Clinical Trial Application Approval for Chronic Hepatitis B Capsid Assembly Modulator Candidate ALG-000184

    Aligos Therapeutics, Inc. announced that the company has received approval for a clinical trial application for a first-in-human Phase Ia/b proof-of-concept clinical trial. Aligos may now commence study ALG-000184-201 to evaluate ALG-000184, a small molecule class II capsid assembly modulator that targets hepatitis B virus capsid assembly as well as the establishment of covalently closed circular DNA.
    [Aligos Therapeutics (GlobeNewswire, Inc.)]

    Press Release

    FEATURED EVENT

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

    January 1 – January 12, 2021
    Lake Buena Vista, Florida, United States


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    JOB OPPORTUNITIES

    Faculty Position – Cancer Biology

    University of Texas Southwestern Medical Center – Dallas, Texas, United States

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    Position – Bioinformatics (Epigenomics)

    University of Toronto – Toronto, Ontario, Canada

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    University of Miami – Miami, Florida, United States

    Faculty Member – Cellular, Developmental, and Stem Cell Biology

    Icahn School of Medicine at Mount Sinai – New York, New York, United States

    Advanced
    Research Assistant – New Protocols for Organoid Derivation

    Wellcome Sanger Institute – Cambridge, England, United Kingdom

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