Hepatic Cell News Volume 5.21 | Jun 11, 2021

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    Hepatic Cell News by STEMCELL Technologies
    Vol. 5.21 – 11 June, 2021
    TOP STORY


    Feeding Diversified Protein Sources Exacerbates Hepatic Insulin Resistance via Increased Gut Microbial Branched-Chain Fatty Acids and mTORC1 Signaling in Obese Mice

    Scientists showed that the branched-chain fatty acids, isobutyric and isovaleric acid, increased glucose production and activated mTORC1/S6K1 in hepatocytes.
    [Nature Communications]

    Full Article

    How to prioritize and manage your research projects
    PUBLICATIONSRanked by the impact factor of the journal


    Generation of Functional Liver Organoids on Combining Hepatocytes and Cholangiocytes with Hepatobiliary Connections Ex Vivo

    Investigators reported the generation of a hepatobiliary tubular organoid using mouse hepatocyte progenitors and cholangiocytes.
    [Nature Communications]

    Full Article


    WSX1 Act as a Tumor Suppressor in Hepatocellular Carcinoma by Downregulating Neoplastic PD-L1 Expression

    Mechanistically, WSX1 transcriptionally downregulated an isoform of PI3K—PI3Kδ and thereby inactivated AKT, reducing AKT-induced GSK3β inhibition.
    [Nature Communications]

    Full Article


    CDCA2 Protects against Oxidative Stress by Promoting BRCA1–NRF2 Signaling in Hepatocellular Carcinoma

    Researchers reported a new factor, CDCA2, in promoting hepatocellular carcinoma (HCC) development. CDCA2 amplification was reported as an independent risk factor for the recurrence and survival of HCC patients, which was positively correlated with elevated level of alpha-fetoprotein, high histological grade, large tumor size, advanced TNM stage, and poor prognosis for HCC patients.
    [Oncogene]

    Abstract


    CPSF4 Regulates circRNA Formation and microRNA Mediated Gene Silencing in Hepatocellular Carcinoma

    Scientists explored the role of CPSF4, for 3′ end formation and cleavage, in circRNA formation. Clinical research had shown that CPSF4 expression was upregulated in hepatocellular carcinoma (HCC) and that high expression of CPSF4 was associated with poor prognosis in HCC patients.
    [Oncogene]

    Abstract


    CircC16orf62 Promotes Hepatocellular Carcinoma Progression through the miR-138-5p/PTK2/AKT Axis

    Gain or loss-of-function studies indicated that the reduction of CircC16orf62 expression promoted the proliferation, invasion, and glycolysis of hepatocellular carcinoma in vitro and in vivo.
    [Cell Death & Disease]

    Full Article


    Liver Fat Storage Is Controlled by HNF4α through Induction of Lipophagy and Is Reversed by a Potent HNF4α Agonist

    Investigators reported the discovery of strong HNF4α agonists and their use to uncover a previously unknown pathway by which HNF4α controled the level of fat storage in the liver.
    [Cell Death & Disease]

    Full Article


    Alternative Activation of Macrophages by Prostacyclin Synthase Ameliorates Alcohol Induced Liver Injury

    Researchers demonstrated that Prostacyclin synthase (PTGIS) was downregulated in alcoholic liver disease and forced PTGIS expression in vivo using recombinant adeno-associated viral vector-packed PTGIS overexpression plasmid, which alleviated the inflammatory response and suppressed the classically activated macrophage phenotype in mice.
    [Laboratory Investigation]

    Full Article


    Tumor Metabolism and Associated Serum Metabolites Define Prognostic Subtypes of Asian Hepatocellular Carcinoma

    To determine serum metabolites that were relevant and representative of the tissue status, scientists performed a two-step correlation analysis to first determine associations between metabolic genes and tissue metabolites, and second, between tissue metabolites and serum metabolites among 49 hepatocellular carcinoma (HCC) patients, which were then validated in 408 additional Asian HCC patients with mixed etiologies.
    [Scientific Reports]

    Full Article

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    REVIEWS

    Collagen VI as a Driver and Disease Biomarker in Human Fibrosis

    In this review, the authors focus upon the microfibrillar collagen VI, which is present in the extracellular matrix of most tissues.
    [FEBS Journal]

    Abstract

    Complement System in Alcohol-Associated Liver Disease

    Scientists present a compendium of studies evaluating the role of complement in human and murine models of associated liver disease.
    [Immunology Letters]

    Abstract

    INDUSTRY AND POLICY NEWS

    US Food and Drug Administration Approves New Formulation of Epclusa®, Expanding Pediatric Indication to Treat Children Ages Three and Older with Chronic Hepatitis C

    Gilead Sciences, Inc. announced that the US FDA has approved an expansion of the pediatric indication of Epclusa® for the treatment of chronic hepatitis C virus (HCV) to now include children as young as three years of age, regardless of HCV genotype or liver disease severity.
    [Gilead Sciences, Inc.]

    Press Release

    FEATURED EVENT


    EMBO Workshop: Cell Size and Growth Regulation

    June 21 – 24, 2021
    Virtual


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    JOB OPPORTUNITIES

    Postdoctoral Fellow – Liver Metabolism

    German Research Center for Environmental Health – Neuherberg, Germany

    Postdoctoral Fellow – Gut-Liver Microbiome

    Oslo University Hospital – Oslo, Norway

    Bioinformatician – Genomics

    Deep Genomics, Inc. – Toronto, Ontario, Canada

    Assistant Professor – Drug Metabolism, Liver Disease

    University of Pittsburgh – Pittsburgh, Pennsylvania, United States

    Senior Associate Scientist – Fibrosis Biology

    Gilead Sciences, Inc. – Foster City, California, United States


    > See All Jobs

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