Hepatic Cell News Volume 5.37 | Oct 8 2021

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    2021-10-08 | HCN 5.37


    Hepatic Cell News by STEMCELL Technologies
    Vol. 5.37 – 8 October, 2021
    TOP STORY

    SEAM Is a Spatial Single Nuclear Metabolomics Method for Dissecting Tissue Microenvironment

    Researchers studied the spatial metabolic profile in the human fibrotic liver. They discovered subpopulations of hepatocytes with special metabolic features associated with their proximity to the fibrotic niche, and validated this finding by spatial transcriptomics with Geo-seq.
    [Nature Methods]

    Abstract

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    PUBLICATIONSRanked by the impact factor of the journal

    ZBTB20 Regulates Plasma Triglyceride Metabolism by Repressing Lipoprotein Lipase Gene Transcription in Hepatocytes

    Hepatocyte-specific inactivation of ZBTB20 in mice led to a remarkable increase in lipoprotein lipase (LPL) expression at the mRNA and protein levels in adult liver, in which LPL protein was mainly localized onto sinusoidal epithelial cells and Kupffer cells.
    [Hepatology]

    Abstract

    Pseudogene-Mediated DNA Demethylation Leads to Oncogene Activation

    The authors described a previously unrecognized role for pseudogenes as potent epigenetic regulators that could demethylate and activate oncogenes. They focused on SALL4, a known oncogene in hepatocellular carcinoma with eight pseudogenes.
    [Science Advances]

    Full Article

    Ssu72-HNF4α Signaling Axis Classify the Transition from Steatohepatitis to Hepatocellular Carcinoma

    Scientists found that liver-specific deletion of Ssu72 phosphatase in mice led to a high incidence of nonalcoholic fatty liver disease and nonalcoholic steatohepatitis, but not hepatocellular carcinoma.
    [Cell Death & Differentiation]

    Abstract

    Metformin Sensitizes Hepatocarcinoma Cells to Methotrexate by Targeting Dihydrofolate Reductase

    Investigators reported that metformin treatment increased the sensitivity of hepatocarcinoma cells to methotrexate by suppressing the expression of the one-carbon metabolism enzyme dihydrofolate reductase.
    [Cell Death & Disease]

    Full Article

    Conditions for Maintenance of Hepatocyte Differentiation and Function in 3D Cultures

    Spheroid cultures of primary human hepatocytes are used in studies of hepatic drug metabolism and toxicity. The authors performed an in-depth analysis of the influence of various culture conditions to find the optimal conditions for the maintenance of an in vivo like phenotype.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    Genomic Characterization of Rare Molecular Subclasses of Hepatocellular Carcinoma

    Leveraging The Cancer Genome Atlas to perform a combined analysis of cholangiocarcinoma and hepatocellular carcinoma, investigators integrated multiple genomic platforms to uncover underlying etiology and lineage-specific patterns.
    [Communications Biology]

    Full Article

    Functional Characterization of a Bioengineered Liver after Heterotopic Implantation in Pigs

    Researchers reported a method for seeding and engrafting primary porcine hepatocytes into a bioengineered liver scaffold previously reendothelialized with human umbilical vein endothelial cells.
    [Communications Biology]

    Full Article

    ERRFI1 Induces Apoptosis of Hepatocellular Carcinoma Cells in Response to Tryptophan Deficiency

    The authors showed that ERRFI1 was upregulated in sensitive hepatocellular carcinoma (HCC) cells, but not in resistant HCC cells, in response to tryptophan deficiency, and ERRFI1 expression level positively correlated with HCC patient overall survival.
    [Cell Death Discovery]

    Full Article

    Curcumin Inhibited Hepatitis B Viral Entry through NTCP Binding

    Curcumin (CCM) was investigated for inhibitory action toward hepatitis B virus attachment and internalization. Immortalized hepatocyte-like cells, HepaRG, and non-hepatic cells served as host cells for binding study with CCM.
    [Scientific Reports]

    Full Article

    Concentration of Na+-Taurocholate-Cotransporting Polypeptide Expressed after In Vitro-Transcribed mRNA Transfection Determines Susceptibility of Hepatoma Cells for Hepatitis B Virus

    Investigators utilized in vitro transcribed mRNA to introduce Na+-taurocholate-cotransporting polypeptide (NTCP) into cells. After transfection of mRNA, surface expression and functionality of NTCP was demonstrated by staining with an N-terminal HBV-preS peptide and bile acid uptake.
    [Scientific Reports]

    Full Article

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    REVIEWS

    Novel Therapeutic Targets for Cholestatic and Fatty Liver Disease

    Cholestatic and non-alcoholic fatty liver disease share several key pathophysiological mechanisms which can be targeted by novel therapeutic concepts that are currently developed for both areas.
    [Gut]

    Full Article

    Ferroptosis in Liver Disease: New Insights into Disease Mechanisms

    The authors review recent progress of ferroptosis studies delineating molecular mechanisms underlying the pathophysiology of several common liver diseases including nonalcoholic fatty liver disease, alcoholic liver disease, hemochromatosis, drug-induced liver injury, and hepatocellular carcinoma.
    [Cell Death Discovery]

    Full Article

    INDUSTRY AND POLICY NEWS

    Merck Announces KEYTRUDA® (Pembrolizumab) Met Primary Endpoint of Overall Survival (OS) in Patients with Advanced Hepatocellular Carcinoma Previously Treated with Sorafenib

    Merck announced that the Phase III KEYNOTE-394 trial investigating KEYTRUDA, Merck’s anti-PD-1 therapy, in Asian patients with advanced hepatocellular carcinoma previously treated with sorafenib met its primary endpoint of overall survival.
    [Merck]

    Press Release

    Surface Oncology Announces New Randomized Phase II Clinical Study Evaluating SRF388 in Patients with First-Line Hepatocellular Carcinoma in Clinical Collaboration with Roche

    Surface Oncology, a company developing immunotherapies that target the tumor microenvironment, announced details about its plan to initiate a randomized Phase II clinical study evaluating SRF388 in patients with treatment-naïve hepatocellular carcinoma.
    [Surface Oncology]

    Press Release

    FEATURED EVENT

    Biological Assemblies: Phase Transitions

    November 1 – 3, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Associate – Liver Cancer

    Baylor College of Medicine – Houston, Texas, United States

    Research Assistant/Research Associate – Bile Duct Diseases

    University of Cambridge – Cambridge, England, United Kingdom

    Research Assistant – Regenerative Medicine for the Biliary System

    University of Cambridge – Cambridge, England, United Kingdom

    Scientist – Endocrine Disease Specialist

    Novo Nordisk – Indianapolis, Indiana, United States

    Faculty Position – Hepatology Researcher, Department of Medicine

    UConn Health – Farmington, Connecticut, United States

    > See All Jobs

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