Intestinal Cell News Volume 7.15 | Apr 30 2021

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    2021-04-30 | ICN 7.15


    Intestinal Cell News by STEMCELL Technologies
    Vol. 7.15 – 30 April, 2021
    TOP STORY

    Inflation-Collapse Dynamics Drive Patterning and Morphogenesis in Intestinal Organoids

    The authors examined processes governing the size of stem cell zones. They improved the viability and homogeneity of intestinal organoid cultures to enable long-term time-lapse imaging of multiple organoids in parallel.
    [Cell Stem Cell]

    AbstractGraphical Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    MicroRNA-146a Limits Tumorigenic Inflammation in Colorectal Cancer

    Researchers identified microRNA-146a as a major negative regulator of colonic inflammation and associated tumorigenesis by modulating IL-17 responses.
    [Nature Communications]

    Full Article

    A Low Tumor Mutational Burden and PTEN Mutations Are Predictors of a Negative Response to PD-1 Blockade in MSI-H/dMMR Gastrointestinal Tumors

    45 patients with microsatellite instability-high/mismatch repair-deficient gastrointestinal tumors, including gastric cancer, colorectal cancer, cholangiocarcinoma, small intestine cancer, pancreatic cancer, and duodenal cancer, receiving PD-1 blockade were analyzed.
    [Clinical Cancer Research]

    Abstract

    Transcriptomic Profiling of Collagenous Colitis Identifies Hallmarks of Non-Destructive Inflammatory Bowel Disease

    Intestinal epithelial cells display hyperproliferation and increased antigen presentation in active colon cancer. Further analysis revealed that genes related to the immune response, DNA transcription, protein processing and ion transport remained dysregulated even after budesonide-induced remission.
    [Cellular and Molecular Gastroenterology and Hepatology]

    AbstractFull ArticleGraphical Abstract

    Glutamine Deficiency Promotes Stemness and Chemoresistance in Tumor Cells through DRP1-Induced Mitochondrial Fragmentation

    The authors showed that glutamine was dispensable for the survival of ovarian and colon cancer cells while it is required for their proliferation.
    [Cellular and Molecular Life Sciences]

    Abstract

    Palmitoylethanolamide Reduces Colon Cancer Cell Proliferation and Migration, Influences Tumor Cell Cycle and Exerts In Vivo Chemopreventive Effects

    Scientists studied the effects of palmitoylethanolamide on colon cancer cell proliferation, migration and cell cycle as well as its effects in a murine model of colon cancer.
    [Cancers]

    Full Article

    Gastruloids Generated without Exogenous Wnt Activation Develop Anterior Neural Tissues

    Investigators describe an approach to generate gastruloids that have a more complete antero-posterior development.
    [Stem Cell Reports]

    Full Article

    Non-Muscle Myosin Heavy Chain 9 Maintains Intestinal Homeostasis by Preventing Epithelium Necroptosis and Colitis Adenoma Formation

    Myh9 deletion disturbed cell junctions and impaired intestinal lumen barrier integrity, promoting the necroptosis of epithelial cells.
    [Stem Cell Reports]

    Full ArticleGraphical Abstract

    TrkB/C-Induced HOXC6 Activation Enhances the ADAM8-Mediated Metastasis of Chemoresistant Colon Cancer Cells

    Researchers investigated the association between tropomyosin receptor kinase B/C (TrkB/C) with homeobox C6 and a disintegrin and metalloproteinase domain‑containing 8 in the induction of drug‑resistant colon cancer cell metastasis.
    [Molecular Medicine Reports]

    Abstract
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    REVIEWS

    How Autophagy Controls the Intestinal Epithelial Barrier

    Investigators review the physiological role of autophagy in the context of intestinal epithelial maintenance and how genetic mutations affecting autophagy contribute to the development of intestinal disease.
    [Autophagy]

    Abstract

    Mucin Expression, Epigenetic Regulation and Patient Survival: A Toolkit of Prognostic Biomarkers in Epithelial Cancers

    Scientists discuss the link between mucin expression patterns and patient survival and propose mucins as prognosis biomarkers of epithelial cancers.
    [Biochimica et Biophysica Acta-Reviews On Cancer]

    Abstract
    INDUSTRY AND POLICY NEWS

    Landos Biopharma Announces First Patient Dosed in a Phase Ib Study of NX-13 for Ulcerative Colitis

    Landos Biopharma announced that the company dosed the first patient in a Phase Ib study of NX-13 for ulcerative colitis (UC). NX-13 is Landos’ potentially first-in-class, novel, orally administered, gut-restricted NLRX1 agonist for the treatment of UC and Crohn’s disease.
    [Landos Biopharma]

    Press Release
    FEATURED EVENT

    Precision Oncology: Translating Discovery to the Clinic

    June 21 – 24, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Research Fellow – mRNA Translation in Cancer

    Fred Hutchinson Cancer Research Center – Seattle, Washington, United States

    Chair – Gastrointestinal and Pancreatic Cancer Research

    Indiana University School of Medicine – Indianapolis, Indiana, United States

    Technical Assistant – Mucosal Immunology

    Research Center for Molecular Medicine – Vienna, Austria

    Postdoctoral Researcher – Intestinal Bacteria Metagenomics

    OakRidge Institute of Science and Education – Ames, Iowa, United States

    Postdoctoral Research Scientist Positions – Gastrointestinal Oncology

    Columbia University Medical Center – New York, New York, United States

    > See All Jobs

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