Intestinal Cell News Volume 6.25 | July 10 2020

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    2020-07-10 | ICN 6.25


    Intestinal Cell News by STEMCELL Technologies
    Vol. 6.25 – 10 July, 2020
    TOP STORY

    Fitness Trade-Offs Incurred by Ovary-To-Gut Steroid Signaling in Drosophila

    Scientists report that steroid signaling in Drosophila from ovaries to gut promoted growth of the intestine specifically in mated females, and enhanced their reproductive output.
    [Nature]

    Full Article

    Watch 'collaborating to accelerate COVID-19 research'
    PUBLICATIONSRanked by the impact factor of the journal

    Lipoic Acid Rejuvenates Aged Intestinal Stem Cells by Preventing Age‐Associated Endosome Reduction

    This study reports that alpha‐lipoic acid reversed age‐associated intestinal stem cell dysfunction by promoting the activation of the endocytosis–autophagy network, which was decreased in aged intestinal stem cells.
    [EMBO Reports]

    Full ArticleGraphical Abstract

    Cancer-Associated Fibroblasts Mediate Cancer Progression and Remodel the Tumouroid Stroma

    The authors supported, within a biomimetic 3D, in vitro framework, the direct role of cancer-associated fibroblasts in promoting cancer invasion, and their key function in driving vasculogenesis and angiogenesis.
    [British Journal of Cancer]

    Abstract

    Probiotic Properties of Escherichia coli Nissle in Human Intestinal Organoids

    To assess the safety of and protection conferred by Nissle, researchers modeled infection in stem cell-derived human intestinal organoids.
    [American Society for Microbiology]

    Full Article

    TIGAR/AP-1 Axis Accelerates the Division of Lgr5 Reserve Intestinal Stem Cells to Reestablish Intestinal Architecture After Lethal Radiation

    Researchers demonstrated that post-ionizing radiation overexpression of TIGAR, a critical downstream target of c-MYC in mouse intestine, mounted a hyperplastic response in Bmi1-creERT+ reserve ISCs, and thus rescued mice from lethal ionizing radiation exposure.
    [Cell Death & Disease]

    Full ArticleGraphical Abstract

    Deacetylation by SIRT1 Promotes the Tumor-Suppressive Activity of HINT1 by Enhancing Its Binding Capacity for β-Catenin or MITF in Colon Cancer and Melanoma Cells

    This study revealed an acetylation-dependent regulatory mechanism that governed the tumor-suppressive function of HINT1.
    [Experimental and Molecular Medicine]

    Full Article

    CXCL5 Promotes Gastric Cancer Metastasis by Inducing Epithelial-Mesenchymal Transition and Activating Neutrophils

    The authors report that the expression of CXCL5 was elevated in tumor tissues and positively associated with lymphatic metastasis and tumor differentiation.
    [Oncogenesis]

    Full Article

    Anisakis simplex Products Impair Intestinal Epithelial Barrier Function and Occludin and Zonula Occludens-1 Localization in Differentiated Caco-2 Cells

    The results from this study demonstrated that A. simplex induced an early and reversible alteration of integrity and permeability of caco-2 cell monolayer and that an underlying mechanism of this effect would have involved the oxidative stress and disruption of epithelial tight junctions.
    [PLoS Neglected Tropical Diseases]

    Full Article

    The deubiquitinase USP25 supports colonic inflammation and bacterial infection and promotes colorectal cancer

    Investigators demonstrated essential roles of ubiquitin-specific protease 25 in experimental colitis, bacterial infections and colon cancer.
    [Nature Cancer]

    Abstract

    Download an e-book covering the evolution of organoids, from their development to updated applications and future outlooks.
    REVIEWS

    Role of Inflammation in Pathophysiology of Colonic Disease: An Update

    The authors provide an update on the literature to understand how genetics, diet, and the gut microbiota influence the crosstalk between immune and non-immune cells resulting in inflammation observed in multiple colonic pathologies.
    [International Journal of Molecular Sciences]

    Full Article

    INDUSTRY AND POLICY NEWS

    UCB and Ferring Pharmaceuticals Announce Co-promotion of Cimzia® (Certolizumab Pegol) for the Treatment of Adults with Moderate to Severe Crohn’s Disease

    UCB and Ferring Pharmaceuticals Inc. announced they have entered into a co-promotion agreement to commercialize the prefilled syringe formulation of CIMZIA® in the United States, specifically for the treatment of Crohn’s disease.
    [UCB]

    Press Release

    ‘I Feel Like I Am Not Welcome’: Medical, Doctoral Students from Abroad Grapple with Uncertainty from New ICE Rules

    International students completing their medical and doctoral degrees in the US are wrestling with frustration and uncertainty following the release of federal rules this week that could bar them from staying in the country.
    [STAT]

    Editorial

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    JOB OPPORTUNITIES

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    University of Virginia – Charlottesville, Virginia, United States

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    Howard Hughes Medical Institute – Chevy Chase, Maryland, United States

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