Intestinal Cell News Volume 9.28 | Aug 04 2023

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    2023-08-04 | ICN 9.28


    Intestinal Cell News by STEMCELL Technologies
    Vol. 9.28 – 4 August, 2023
    TOP STORY

    Rational Design of Oral Drugs Targeting Mucosa Delivery with Gut Organoid Platforms

    Hollowed nanocarriers with poly-l-lysine coating and mammalian orthoreovirus cell attachment protein σ1 functionalization were explored as functional oral drug delivery vehicles.
    [Bioactive Materials]

    Full ArticleGraphical Abstract
    Watch this innovation showcase from ISSCR 2021 on intestinal organoids as models for drug development
    PUBLICATIONSRanked by the impact factor of the journal

    Microfluidic Intestinal Organoid-on-a-Chip Uncovers Therapeutic Targets by Recapitulating Oxygen Dynamics of Intestinal IR Injury

    Inspired from the structure of native intestinal villi, scientists engineered an intestinal organoid chip embedded with engineered artificial microvessels based on co-axial microfluidic technology by using pH-responsive ZIF-8/sodium alginate scaffold.
    [Bioactive Materials]

    Full ArticleGraphical Abstract

    Thiol–Disulfide Exchange Coordinates the Release of Nitric Oxide and Dexamethasone for Synergistic Regulation of Intestinal Microenvironment in Colitis

    Investigators reported the development of thiol–disulfide hybrid mesoporous organosilica nanoparticles that improved the storage and sustained release of nitric oxide (NO), broadening the therapeutic window of NO-based therapy against colitis.
    [Research]

    Full Article

    FRMD8 Targets Both CDK4 Activation and RB Degradation to Suppress Colon Cancer Growth

    Researchers reported that FERM domain-containing 8 (FRMD8) inhibited cyclin-dependent kinase 4 (CDK4) activation and stabilized retinoblastoma protein, thereby causing cell-cycle arrest and inhibiting colorectal cancer cell growth.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Vitamin D Induces SIRT1 Activation through K610 Deacetylation in Colon Cancer

    Scientists revealed that 1α,25-dihydroxyvitamin D3, the active metabolite of vitamin D, promoted SIRT1 activation through auto-deacetylation in human colon carcinoma cells, and identified lysine 610 as an essential driver of SIRT1 activity.
    [eLife]

    Full Article

    Colonic Stem Cells from Normal Tissues Adjacent to Tumor Drive Inflammation and Fibrosis in Colorectal Cancer

    Using an intestinal stem cell culture system, investigators cultured colonic cells from normal tissue adjacent to tumor and paired colorectal cancer tissue, as well as cells from healthy tissue.
    [Cell Communication And Signaling]

    Full Article

    Beneficial Effects of Alpha-1 Antitrypsin Therapy in a Mouse Model of Colitis-Associated Colon Cancer

    Researchers explored the effect of human plasma alpha-1 antitrypsin protein in the chemically induced mouse model of colorectal cancer.
    [BMC Cancer]

    Full Article

    Circ_0001666 Upregulation Promotes Intestinal Epithelial Cell Fibrosis in Pediatric Crohn’s Disease via the SRSF1/BMP7 Axis

    Investigators explored the molecular mechanism of circ_0001666 in regulating epithelial–mesenchymal transition -mediated fibrosis in Crohn’s disease in vitro.
    [Kaohsiung Journal Of Medical Sciences]

    Full Article

    Bacillus subtilis Supernatant Improves the Efficacy of Radiation Therapy in Rat Intestinal Epithelial Cells by Upregulation of Bax and Caspase-3 Genes

    Scientists investigated the probable correlation between cell-free supernatant of Bacillus subtilis and radiation response in normal and cancerous cell lines.
    [molecular biology reports]

    AbstractGraphical Abstract
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    REVIEWS

    Prioritization in Inflammatory Bowel Disease Therapy

    The authors analyze the evidence for Crohn’s disease as well as ulcerative colitis in order to optimize and ‘personalize’ the choice of therapy, especially in difficult cases.
    [Expert Review Of Gastroenterology & Hepatology]

    Abstract
    INDUSTRY AND POLICY NEWS

    Telavant, a Roivant Company, Advances Inflammatory Bowel Disease Program with First Patient Dosed in Global Phase II Trial of Novel Anti-TL1A Antibody RVT-3101 in Crohn’s Disease

    Telavant announced the initiation of the TAHOE study, a Phase II clinical trial of RVT-3101 for the treatment of moderate to severely active Crohn’s disease, with the first patient dosed.
    [Telavant]

    Press Release
    FEATURED EVENT

    Long COVID and Post Acute Sequalae of SARS CoV 2 (PASC): Pathogenesis and Treatment

    August 28 – 30, 2023
    Santa Fe, New Mexico, United States

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    JOB OPPORTUNITIES

    Postdoctoral Scholar – Intestinal Immune Regulation

    University of Miami – Miami, Florida, United States

    Postdoctoral Associate – Cancer Research

    Baylor College of Medicine – Houston, Texas, United States

    Research Assistant – Biomedicine

    IRB Barcelona – Barcelona, Spain

    Postdoctoral Research Fellow – Role of AHR in Mediating Barrier Tissue Homeostasis

    Harvard Medical School – Boston, Massachusetts, United States

    Staff Scientist – Precision Oncology of Gastrointestinal Cancers

    City of Hope – Monrovia, California, United States

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