Intestinal Cell News Volume 9.12 | Mar 31 2023

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    2023-03-21 | ICN 9.12


    Intestinal Cell News by STEMCELL Technologies
    Vol. 9.12 – 31 March, 2023
    TOP STORY

    NNMT Enriches for AQP5+ Cancer Stem Cells to Drive Malignant Progression in Early Gastric Cardia Adenocarcinoma

    scRNA-seq was conducted on 95 551 cells from endoscopic biopsies of low-grade intraepithelial neoplasia, well/moderately/poorly differentiated early gastric cardia adenocarcinoma and their paired adjacent nonmalignant biopsy samples. Large-scale clinical samples and functional experiments were employed.
    [Gut]

    Abstract
    PUBLICATIONSRanked by the impact factor of the journal

    Aberrant Cell State Plasticity Mediated by Developmental Reprogramming Precedes Colorectal Cancer Initiation

    Using genetically engineered and carcinogen-induced mouse models of intestinal neoplasia, scientists observed that impaired differentiation was a conserved event preceding cancer development.
    [Science Advances]

    Full ArticlePress Release

    Targeted DNA Demethylation of the ZNF334 Promoter Inhibits Colorectal Cancer Growth

    Investigators detected abnormal hypermethylation of the zinc-finger proteins (ZNF) 334 gene in colorectal cancer tissues compared with normal tissues, and this modification downregulated the expression of ZNF334.
    [Cell Death & Disease]

    Full Article

    PRMT5 Methylating SMAD4 Activates TGF-β Signaling and Promotes Colorectal Cancer Metastasis

    Through mass spectrometric, co-immunoprecipitation, and immunofluorescent assays, researchers found that oncogene protein arginine methyltransferase 5 (PRMT5) interacted with SMAD4 under TGF-β1 treatment.
    [Oncogene]

    Abstract

    TGR5 Agonist Inhibits Intestinal Epithelial Cell Apoptosis via cAMP/PKA/C-FLIP/JNK Signaling Pathway and Ameliorates Dextran Sulfate Sodium-Induced Ulcerative Colitis

    Scientists synthesized a potent and selective Takeda G protein-coupled receptor-5 (TGR5) agonist OM8 with high distribution in intestinal tract and investigated its effect on intestinal epithelial cell apoptosis and ulcerative colitis treatment.
    [Acta Pharmacologica Sinica]

    Abstract

    Partially Hydrolyzed Guar Gum Increased Colonic Mucus Layer in Mice via Succinate-Mediated MUC2 Production

    The authors investigated the effects of dietary fiber and its metabolites on mucus production in the colonic mucosa. Mice were fed a partially hydrolyzed guar gum-containing diet and a fiber-free diet.
    [npj Science of Food]

    Full Article

    S-Adenosyl-L-Methionine Supplementation Alleviates the Destructed Intestinal Epithelium and Inflammatory Infiltration Caused by Mat2a Deficiency

    Investigators defined that Mat2a was essential for intestinal development and metabolite S-adenosyl-L-methionine played an important role in intestinal homeostasis.
    [Development]

    Abstract

    The Casein-Derived Peptide YFYPEL Alleviates Intestinal Epithelial Cell Dysfunction Associated with NEC by Regulating the PI3K/AKT Signaling Pathway

    Researchers investigated the role of casein-derived peptide YFYPEL in necrotizing enterocolitis (NEC) cells and animal models. They synthesized YFYPEL and analyzed its protective effects on NEC both in vitro and in vivo.
    [Food & Function]

    AbstractGraphical Abstract

    Promising Antitumor Effects of the Curcumin Analog DMC-BH on Colorectal Cancer Cells

    Scientists demonstrated that DMC-BH had stronger cytostatic ability than curcumin against colorectal cancer cells in vitro and in vivo. It effectively inhibited the proliferation and invasion and promoted the apoptosis of HCT116 and HT-29 cells.
    [Aging]

    Full Article

    STAT2-Induced linc02231 Promotes Tumorigenesis and Angiogenesis through Modulation of hnRNPA1/ANGPTL4 in Colorectal Cancer

    The proliferation of colorectal cancer cells was evaluated using the CCK8 assay, colony formation assay, and EdU assay. Cell migration was examined through wound healing and Transwell analyses.
    [The Journal of Gene Medicine]

    Abstract
    The Immunology Podcast is here. Find it wherever you get your podcasts.
    REVIEWS

    Emerging Roles of Polyunsaturated Fatty Acid Synthesis Pathway in Colorectal Cancer

    The authors review the effects of polyunsaturated fatty acid (PUFA) on tumorigenesis and current knowledge that supports the association of the enzymes involved in the PUFA synthesis pathway with colorectal cancer tumorigenesis and progression are reviewed.
    [Animal Cells and Systems]

    Full Article
    INDUSTRY AND POLICY NEWS

    FDA Converts to Full Approval Indication for Keytruda® (Pembrolizumab) for Certain Adult and Pediatric Patients with Advanced Microsatellite Instability-High (MSI-H) or Mismatch Repair Deficient (dMMR) Solid Tumors

    Merck announced that the US FDA has granted full approval to KEYTRUDA for the treatment of adult and pediatric patients with unresectable or metastatic MSI-H or dMMR solid tumors that have progressed following prior treatment and who have no satisfactory alternative treatment options.
    [Merck]

    Press Release
    FEATURED EVENT

    Genomics of Rare Disease

    April 24 – 26, 2023
    Hinxton, England, United Kingdom

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    JOB OPPORTUNITIES

    Postdoctoral Research Fellow Positions – Biomedicine

    University of Oklahoma – Oklahoma City, Oklahoma, United States

    Research Technician – Health Science

    Oklahoma Medical Research Foundation – Oklahoma City, Oklahoma, United States

    Postdoctoral Research Fellow – Tumor-on-Chip Metastasis Model

    Oslo University Hospital – Oslo, Norway

    Research Assistant Professor – Cell Molecular Biology

    University of Houston – Houston, Texas, United States

    Associate Chief for Research – Gastroenterology Division

    Massachusetts General Hospital – Boston, Massachusetts, United States

    > See All Jobs

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