Hepatic Cell News Volume 6.02 | Jan 21 2022

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    2022-01-21 | HCN 6.02


    Hepatic Cell News by STEMCELL Technologies
    Vol. 6.02 – 21 January, 2022
    TOP STORY

    Single-Cell Biology Uncovers Apoptotic Cell Death and Its Spatial Organization as a Potential Modifier of Tumor Diversity in Hepatocellular Carcinoma

    Researchers investigated whether apoptotic cell death and its spatial architecture was linked to tumor molecular heterogeneity using single-cell in situ hybridization analysis.
    [Hepatology]

    Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Recapitulating Hepatitis E Virus–Host Interactions and Facilitating Antiviral Drug Discovery in Human Liver–Derived Organoids

    Scientists demonstrated that 3D cultured organoids from fetal and adult human liver with cholangiocyte or hepatocyte phenotype supported hepatitis E virus replication.
    [Science Advances]

    Full Article

    RNF43/ZNRF3 Loss Predisposes to Hepatocellular-Carcinoma by Impairing Liver Regeneration and Altering the Liver Lipid Metabolic Ground-State

    Using hepatocyte-, hepatoblast- and ductal cell-derived organoids, investigators demonstrated that the differentiation defects and lipid alterations were, in part, cell-autonomous.
    [Nature Communications]

    Full Article

    The Mitochondrial β-Oxidation Enzyme HADHA Restrains Hepatic Glucagon Response by Promoting β-Hydroxybutyrate Production

    The authors showed that glucagon challenge impaired the expression of HADHA. Liver-specific HADHA overexpression reversed hepatic gluconeogenesis in mice, while HADHA knockdown augmented glucagon response.
    [Nature Communications]

    Full Article

    CircRPN2 Inhibits Aerobic Glycolysis and Metastasis in Hepatocellular Carcinoma

    Three metastasis-associated circRNAs identified in a previous circRNA-sequencing study were screened and validated in two hepatocellular carcinoma (HCC) cohorts. CircRPN2 was downregulated in highly metastatic HCC cell lines and HCC tissues with metastasis.
    [Cancer Research]

    Abstract

    The Portrait of Liver Cancer Is Shaped by Mitochondrial Genetics

    The authors showed that mitochondrial DNA of the normal liver shaped tumor progression, histology, and immune environment prior to the acquisition of oncogenic mutation.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Fibroblast-Derived Prolargin Is a Tumor Suppressor in Hepatocellular Carcinoma

    Investigators used proteomics and single cell RNA-sequencing analysis to examine the cancer-associated fibroblast landscape in hepatocellular carcinoma.
    [Oncogene]

    Abstract

    Signaling by the Tyrosine Kinase Yes Promotes Liver Cancer Development

    Researchers reported the identification of a previously uncharacterized oncogenic signaling pathway in hepatocellular carcinoma that was mediated by the tyrosine kinase Yes.
    [Science Signaling]

    Full Article

    Sox9/CXCL5 Axis Facilitates Tumor Cell Growth and Invasion in Hepatocellular Carcinoma

    Investigators observed that the increase of Sox9 significantly promoted hepatocellular carcinoma cell growth and invasion in cell cultures, whereas knockdown of Sox9 showed the opposite effects, suggesting that Sox9 may regulate the proliferation and invasion of hepatoma cells in an autocrine manner.
    [FEBS Journal]

    Abstract

    The E3 Ubiquitin Ligase SOCS-7 Reverses Immunosuppression via Shc1 Signaling in Hepatocellular Carcinoma

    Scientists identified SOCS-7, an inhibitor of cytokine signaling, as a novel regulator of immunosuppression in hepatocellular carcinoma.
    [Laboratory Investigation]

    Full Article

    Cathelicidin hCAP18/LL-37 Promotes Cell Proliferation and Suppresses Antitumor Activity of 1,25(OH)2D3 in Hepatocellular Carcinoma

    The authors investigated the effects of hCAP18/LL-37 on hepatocellular carcinoma (HCC) in vitro and in vivo. Results showed that hCAP18/LL-37 overexpression significantly promoted the proliferation of cultured HCC cells and the growth of PLC/PRF-5 xenograft tumor.
    [Cell Death Discovery]

    Full Article

    Dexmedetomidine Promotes Apoptosis and Suppresses Proliferation of Hepatocellular Carcinoma Cells via microRNA-130a/EGR1 Axis

    Investigators determined whether dexmedetomidine might have directly regulated miR-130a/early growth response 1 (EGR1) axis in hepatocellular carcinoma and explored the related mechanisms.
    [Cell Death Discovery]

    Full Article

    Targeting of Noncoding RNAs Encoded by a Novel MYC Enhancers Inhibits the Proliferation of Human Hepatic Carcinoma Cells In Vitro

    By analyzing H3K27ac enrichment and enhancer RNA expression in cultured hepatocellular carcinoma cells, scientists identified six putative MYC enhancer regions.
    [Scientific Reports]

    Full Article

    Responsiveness of PNPLA3 and Lipid-Related Transcription Factors Is Dependent upon Fatty Acid Profile in Primary Bovine Hepatocytes

    Investigators determined if patatin-like phospholipase domain-containing protein 3 (PNPLA3), as well as other lipases, transcription factors, or fatty acid (FA)-mediated genes, were regulated by FA mimicking liver lipid accumulation and liver lipid clearing (RECOV) or singular FA physiologically found in dairy cows at 0.5 mM of circulating RECOV.
    [Scientific Reports]

    Full Article
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    REVIEWS

    Understanding Nanomaterial-Liver Interactions to Facilitate the Development of Safer Nanoapplications

    The authors systemically review the diverse interactions of nanomaterials with the liver, specifically on major liver cell types including Kupffer cells, liver sinusoidal endothelial cells, hepatic stellate cells, and hepatocytes as well as the detailed molecular mechanisms involved.
    [Advanced Materials]

    Abstract

    T Cells: Friends and Foes in NASH Pathogenesis and Hepatocarcinogenesis

    Scientists review the specific functions of several T cell populations involved in NAFLD and NAFLD-driven HCC.
    [Hepatology]

    Abstract
    INDUSTRY AND POLICY NEWS

    TriSalus Life Sciences Announces Collaboration with the University of Colorado Anschutz Medical Campus to Advance Research on Innovative Immuno-Oncology Treatments for Patients with Liver and Pancreatic Tumors

    TriSalus Life Sciences® announced a strategic research collaboration with the University of Colorado Anschutz Medical Campus to advance research of immuno-oncology treatments for patients with liver and pancreatic tumors.
    [TriSalus Life Sciences®]

    Press Release

    Ascletis Announces US IND Approval of ASC22 (Envafolimab), a Subcutaneously Administered PD-L1 Antibody for Functional Cure of Chronic Hepatitis B

    Ascletis Pharma, Inc. announced the Investigational New Drug (IND) application approval by the US FDA and initiation of global development of ASC22, a first-in-class, subcutaneously administered PD-L1 antibody for functional cure of chronic hepatitis B.
    [Ascletis Pharma, Inc.]

    Press Release
    FEATURED EVENT

    Keystone Symposia – Adipose Tissue and Metabolic Health

    February 6 – 9, 2022
    Keystone Resort, Colorado, United States

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    JOB OPPORTUNITIES

    Postdoctoral Fellow – Chronic Liver Disease

    NIH National Institute on Alcohol Abuse and Alcoholism – Bethesda, Maryland, United States

    Senior Researcher – Biology

    UK Research and Innovation – Oxfordshire, England, United Kingdom

    Postdoctoral Positions – Clinical Proteomics

    University of Copenhagen – Copenhagen, Denmark

    Postdoctoral Fellow – Liver Injury and Fibrosis

    Stanford University – Stanford, California, United States

    Postdoctoral Fellowship – Fatty Liver Disease and Metabolic Syndrome

    University of Gothenburg РG̦teborg, Sweden

    > See All Jobs

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