Hepatic Cell News Volume 4.46 | Dec 4 2020

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    2020-12-04 | HCN 4.46


    Hepatic Cell News by STEMCELL Technologies
    Vol. 4.46 – 4 December, 2020
    TOP STORY

    Lkb1 Suppresses Amino Acid-Driven Gluconeogenesis in the Liver

    Using genetic, proteomic and pharmacological approaches, the authors identified the aminotransferases and specifically Agxt as effectors of the suppressor function of Lkb1 in amino acid-driven gluconeogenesis.
    [Nature Communications]

    Full Article

    Survey Report: Where Is Pluripotent Stem Cell Research Now?
    PUBLICATIONSRanked by the impact factor of the journal

    The
    Microfluidic Environment Reveals a Hidden Role of Self-Organizing Extracellular Matrix in Hepatic Commitment and Organoid Formation of hiPSCs

    Hepatic progenitor cells either derived in microfluidics or exposed to exogenous ECM stimuli showed a significantly higher potential of forming hepatic organoids that could be rapidly expanded for several passages and further differentiated into functional hepatocytes.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Hypoxia
    Induces Sorafenib Resistance Mediated by Autophagy via Activating FOXO3a in Hepatocellular Carcinoma

    Investigators demonstrated here that hypoxia significantly attenuated sensitivity of hepatocellular carcinoma (HCC) cells to sorafenib treatment and reduced its proliferation. Autophagy was observed in sorafenib-treated HCC cells in hypoxia, and inhibition of autophagy by 3-MA eliminated hypoxia-induced sorafenib resistance.
    [Cell Death & Disease]

    Full Article

    Human
    Umbilical Cord Mesenchymal Stem Cells-Derived Exosomal MicroRNA-451a Represses Epithelial-Mesenchymal Transition of Hepatocellular Carcinoma Cells by Inhibiting ADAM10

    Expression of miR-451a and a disintegrin and metalloprotease 10 in hepatocellular carcinoma tissues and adjacent normal tissues was determined. The exosomes were extracted from human umbilical cord mesenchymal stem cells and co-cultured with Hep3B and SMMC-7721 cell lines.
    [RNA Biology]

    Abstract

    Proline-Rich
    Tyrosine Kinase 2 Mediates Transforming Growth Factor-Beta-Induced Hepatic Stellate Cell Activation and Liver Fibrosis

    The impact of ECM on TGF-β-mediated fibrogenic signaling pathway in hepatic stellate cells (HSCs) has remained obscure. Investigators studied the role of non-receptor tyrosine kinase focal adhesion kinase family members in TGF-β-signaling in HSCs.
    [Scientific Reports]

    Full Article

    Response to Iron Overload in Cultured Hepatocytes

    Expression levels of molecules involved in cellular signaling such as AMPK pathway, TGF-β family pathway, and MAP kinase pathway were decreased by FeCl3 treatment in rat primary hepatocytes. Cell viability in response to FeCl3 treatment was decreased in RPH but not in HepG2 and Hepa1-6 cells.
    [Scientific Reports]

    Full Article

    MicroRNA-9-5p
    Regulates the Mitochondrial Function of Hepatocellular Carcinoma Cells through Suppressing PDK4

    Scientists attempted to investigate the potential role of miR-9-5p in the progression of hepatocellular carcinoma (HCC). Expression of pyruvate dehydrogenase kinase 4 and miR-9-5p was examined in HCC tissues collected from HCC patients and cell lines.
    [Cancer Gene Therapy]

    Abstract

    Upregulated
    lncRNA DLX6-AS1 Underpins Hepatocellular Carcinoma Progression via the miR-513c/Cul4A/ANXA10 Axis

    Researchers knocked down lncRNA DLX6-AS1 and manipulated the expression of miR-513c to characterize their effects in hepatocellular carcinoma cell viability, migration, invasion, and apoptosis.
    [Cancer Gene Therapy]

    Abstract

    In this webinar on hepatic organoids review the biological characteristics and practical considerations of adding organoids to your research.
    REVIEWS

    Immunological Mechanisms and Therapeutic Targets of Fatty Liver Diseases

    The authors review the roles of multiple immunological mechanisms and therapeutic targets related to the inflammation associated with fatty liver diseases and the differences in the progression of alcoholic liver disease and nonalcoholic fatty liver disease. Multiple cell types in the liver, including macrophages, neutrophils, other immune cell types and hepatocytes, are involved in fatty liver disease inflammation.
    [Cellular & Molecular Immunology]

    Full Article

    Methionine
    Metabolism in Chronic Liver Diseases: An Update on Molecular Mechanism and Therapeutic Implication

    Investigators review the latest achievements related to methionine metabolism and CLD, from molecular mechanisms to clinical research, and provide some insights into the future direction of basic and clinical research.
    [Signal Transduction and Targeted Therapy]

    Full Article
    INDUSTRY AND POLICY NEWS

    CytoDyn
    Announces First Patient Enrolled in Phase II Trial for NASH

    CytoDyn, Inc. announced the first patient first visit metric was met for the company’s Phase II clinical trial for the treatment of nonalcoholic steatohepatitis (NASH). The Phase II trial is designed to test whether leronlimab may inhibit the devastating liver fibrosis associated with NASH.
    [CytoDyn, Inc.]

    Press Release

    BridgeBio Pharma and Affiliate QED Therapeutics Announce FDA Acceptance of New Drug Application for Infigratinib for the Treatment of Cholangiocarcinoma

    BridgeBio Pharma, Inc. and affiliate QED Therapeutics announced that the FDA has accepted their New Drug Application for infigratinib, an oral FGFR1-3 selective inhibitor, for individuals with cholangiocarcinoma, or cancer of the bile ducts.
    [BridgeBio Pharma, Inc.]

    Press Release
    FEATURED EVENT

    ISSCR 2021 Annual Meeting

    June 23 – June 26, 2021
    Hamburg, Germany


    > See All Events

    JOB OPPORTUNITIES

    Associate
    Professor – Cancer Biology

    University of Cincinnati – Cincinnati, Ohio, United States

    Senior
    Investigator – Replication Stress and Chromatin Alterations

    NIH National Cancer Institute – Bethesda, Maryland, United States

    Postdoctoral Studies – Cardiometabolic Research and NAFLD

    Karolinska Institutet – Stockholm, Sweden

    Research Professional – Life Sciences

    Stanford University – Stanford, California, United States

    Postdoctoral Fellowship – Diabetes Mellitus and Islet Biology

    University of Michigan – Ann Arbor, Michigan, United States

    > See All Jobs

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