Organoid News Volume 3.13 | Apr 7 2022

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    2022-04-07 | ON 3.13


    Organoid News by STEMCELL Technologies
    Vol. 3.13 – 7 April, 2022
    TOP STORY

    Defining the Early Stages of Intestinal Colonization by Whipworms

    Scientists investigated early infection events using both Trichuris muris infections of mice and murine caecaloids, the first in vitro system for whipworm infection and organoid model for live helminths.
    [Nature Communications]

    Full ArticlePress Release
    Explore virtual support and resources to stay productive and connected with your field.
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    Loss of Rnf31 and Vps4b Sensitizes Pancreatic Cancer to T Cell-Mediated Killing

    Investigators systematically dissected pancreatic ductal adenocarcinoma intrinsic mechanisms of immune evasion by in vitro and in vivo CRISPR screening, and identified Vps4b and Rnf31 as essential factors required for escaping CD8+ T cell killing.
    [Nature Communications]

    Full Article

    Fourier Light-Field Imaging of Human Organoids with a Hybrid Point-Spread Function

    Scientists reported Fourier light-field microscopy using a hybrid point-spread function for fast, volumetric, and high-resolution imaging of entire organoids.
    [Biosensors & Bioelectronics]

    Abstract

    High Temporal Resolution Proteome and Phosphoproteome Profiling of Stem Cell-Derived Hepatocyte Development

    To obtain a better appreciation of the molecular processes during the differentiation of iPSCs into hepatocytes, researchers employed a quantitative proteomic approach to follow the expression of 9,000 proteins, 12,000 phosphorylation sites, and 800 acetylation sites over time.
    [Cell Reports]

    Full ArticleGraphical Abstract

    CHD8 Haploinsufficiency Links Autism to Transient Alterations in Excitatory and Inhibitory Trajectories

    The authors found that chromodomain helicase DNA-binding 8 (CHD8) haploinsufficiency disrupted neurodevelopmental trajectories with an accelerated and delayed generation of, respectively, inhibitory and excitatory neurons that yielded symmetrically opposite expansions in their proportions.
    [Cell Reports]

    Full ArticleGraphical AbstractPress Release

    KLF5 Inhibition Overcomes Oxaliplatin Resistance in Patient-Derived Colorectal Cancer Organoids by Restoring Apoptotic Response

    Researchers constructed colorectal cancer PDOs and selected the Kruppel-like factor 5 (KLF5) inhibitor ML264 as the research object based on the results of an in vitro drug screening assay.
    [Cell Death & Disease]

    Full Article

    Zika Virus Infection Accelerates Alzheimer’s Disease Phenotypes in Brain Organoids

    Viral infection is one of the risk factors for Alzheimer’s disease (AD), and scientists demonstrated that Zika virus nfection in brain organoids could trigger AD pathological features, including β-amyloid and phosphorylated-Tau expression.
    [Cell Death Discovery]

    Full Article

    A Human Barrett’s Esophagus Organoid System Reveals Epithelial-Mesenchymal Plasticity Induced by Acid and Bile Salts

    To explore a role for reflux-induced epithelial-mesenchymal plasticity (EMP) in Barrett’s esophagus, investigators established and characterized human Barrett’s organoids, and sought evidence of EMP after treatment with acidic bile salts
    [American Journal of Physiology-Gastrointestinal and Liver Physiology]

    Abstract

    Arsenic Exposure Impairs Intestinal Stromal Cells

    Small intestinal organoids were used to assess if arsenic exposure would impair intestinal stem cell differentiation.
    [Toxicology Letters]

    Abstract
    Are Your Pluripotent Stem Cells What You Think They Are? Explore Now.
    REVIEWS

    The EpigeneticMetabolic Interplay in Gliomagenesis

    Investigators discuss the role of epigenetic and metabolic dysregulations and their cross-talk in tumorigenesis with a special focus on gliomagenesis.
    [Open Biology]

    Full Article

    Gastric Organoids: Advancing the Study of H. pylori Pathogenesis and Inflammation

    The authors discuss the advantages and limitations of existing in vivo and in vitro models of Helicobacter pylori (H. pylori) infection, and how gastric organoids have been applied to study H. pylori pathogenesis.
    [Helicobacter]

    Full Article
    INDUSTRY AND POLICY NEWS

    Canada’s Stem Cell Network Launches a New Strategic Plan and Refreshed Branding as It Starts a New Chapter as Canada’s Regenerative Medicine Research Leader

    Canada’s Stem Cell Network announced the launch of IGNITE 2022-2025, its three-year strategic plan funded by the Government of Canada through a $45 million Budget 2021 commitment, starting April 1st, 2022.
    [Stem Cell Network]

    Press Release
    FEATURED EVENT

    Barriers of the CNS

    June 12 – 17, 2022
    New London, New Hampshire, United States

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    JOB OPPORTUNITIES

    Research Associate – Pluripotent Stem Cells

    Baylor College of Medicine – Houston, Texas, United States

    Researchers – Lung Development, Cystic Fibrosis, and COVID-19

    The Hospital for Sick Children – Toronto, Ontario, Canada

    Research Lead – Discovery Research

    The Wellcome Trust – London, England, United Kingdom

    Postdoctoral Researcher – 3D Advanced Microscopy

    University of Barcelona – Barcelona, Spain

    Postdoctoral Positions – Epigenetics of Stem Cells, Development and Cancer

    Albert Einstein College of Medicine – Bronx, New York, United States

    > See All Jobs

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