Organoid News Volume 3.42 | Oct 27 2022

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    2022-10-27 | ON 3.42


    Organoid News by STEMCELL Technologies
    Vol. 3.42 – 27 October, 2022
    TOP STORY

    3D Imaging Analysis on an Organoid-Based Platform Guides Personalized Treatment in Pancreatic Ductal Adenocarcinoma

    Researchers retrospectively quantified apoptotic responses and tumor-stromal cell proportions in patient-derived organoids via 3D immunofluorescence imaging through annexin A5, α-smooth muscle actin, and cytokeratin 19 levels.
    [Journal of Clinical Investigation]

    AbstractFull ArticleGraphical Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Pharmacological Conversion of Gut Epithelial Cells into Insulin-Producing Cells Lowers Glycemia in Diabetic Animals

    Lineage tracing experiments showed that upon genetic or pharmacologic FoxO1 ablation, the Paneth/goblet lineage can undergo conversion to the insulin lineage.
    [Journal of Clinical Investigation]

    AbstractFull Article

    4D Live Imaging and Computational Modeling of a Functional Gut-On-A-Chip Evaluate How Peristalsis Facilitates Enteric Pathogen Invasion

    To assess the influence of mechanical cues on enteropathogen invasion, investigators combined computational imaging with a mechanically active gut-on-a-chip.
    [Science Advances]

    Full ArticleGraphical Abstract

    Computational Pharmacogenomic Screen Identifies Drugs That Potentiate the Anti-Breast Cancer Activity of Statins

    Scientists developed an integrative pharmacogenomics pipeline to identify compounds similar to dipyridamole at the level of drug structure, cell sensitivity, and molecular perturbation.
    [Nature Communications]

    Full ArticleGraphical Abstract

    Single-Cell Transcriptomic Analysis Highlights Origin and Pathological Process of Human Endometrioid Endometrial Carcinoma

    Researchers used single-cell RNA sequencing to profile cells from normal endometrium, atypical endometrial hyperplasia, and endometrioid endometrial cancer.
    [Nature Communications]

    Full Article

    OrganoidDB: A Comprehensive Organoid Database for the Multi-Perspective Exploration of Bulk and Single-Cell Transcriptomic Profiles of Organoids

    Investigators introduced OrganoidDB, a comprehensive resource for the multi-perspective exploration of the transcriptomes of organoids.
    [Nucleic Acids Research]

    Full ArticleGraphical Abstract

    Dissecting the Genetic and Microenvironmental Factors of Gastric Tumorigenesis in Mice

    The authors generated a series of primary gastric cancer models in mice with genome-edited gastric organoids.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Leveraging Patient-Derived Models of FGFR2 Fusion Positive Intrahepatic Cholangiocarcinoma to Identify Synergistic Therapies

    Researchers reported generation of a patient-derived FGFR2 fusion-positive intrahepatic cholangiocarcinoma model system consisting of a cell line, organoid, and xenograft.
    [npj Precision Oncology]

    Full Article

    Patient-Specific Modeling of Stroma-Mediated Chemoresistance of Pancreatic Cancer Using a Three-Dimensional Organoid-Fibroblast Co-Culture System

    Investigators established direct 3D co-cultures of primary pancreatic ductal adenocarcinoma organoids and patient-matched cancer-associated fibroblasts.
    [Journal of Experimental & Clinical Cancer Research]

    Full Article

    Zymosan-A Promotes the Regeneration of Intestinal Stem Cells by Upregulating ASCL2

    Through organoid experiments, scientists found that Zymosan-A promoted the proliferation and differentiation of intestinal stem cells after ionizing radiation.
    [Cell Death & Disease]

    Full Article

    Patient-Derived Parathyroid Organoids as a Tracer and Drug-Screening Application Model

    Researchers established a patient-derived parathyroid organoid model representing human parathyroid tissue. Hyperplastic parathyroid tissue was dispersed, and parathyroid organoids were cultured and characterized.
    [Stem Cell Reports]

    Full Article

    Self-Organizing In Vitro Mouse Neural Tube Organoids Mimic Embryonic Development

    Scientists reported a self-organizing 3D neural tube organoid model derived from single mESCs that exhibited an in vivo-like tissue architecture, cell type composition, and anterior-posterior patterning.
    [Development]

    Full Article

    Development and Characterization of Patient-Derived Salivary Gland Cancer Organoid Cultures

    Successful patient-derived organoids were phenotypically characterized by immunohistochemistry and genotypically by gene fusion analysis, and by targeted and whole-exome sequencing.
    [Oral Oncology]

    Full Article
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    REVIEWS

    3D Bioprinted Cancer Models: From Basic Biology to Drug Development

    Scientists present the state of the art of 3D bioprinted cancer modeling, focusing on the biological processes that underlie the molecular mechanisms involved in cancer progression and treatment response as well as on proteomic and genomic signatures.
    [Nature Reviews Cancer]

    Abstract
    INDUSTRY AND POLICY NEWS

    MiraCosta College Wins Grant to Support Stem Cell Research

    MiraCosta College has received a state grant of almost $2.9 million that will be used to offer internships, mentoring, and financial support to encourage students to pursue careers in stem cell research and manufacturing.
    [MiraCosta College]

    Press Release
    FEATURED EVENT

    12th AACR-JCA Conference: Breakthroughs in Cancer Research

    December 10 – 14, 2022
    Maui, Hawaii, United States

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Researcher – Intestinal Organoids

    University of Copenhagen – Copenhagen, Denmark

    Postdoctoral Researcher – 3D Genome and Molecular Neuroscience

    Helmholtz Munich – Oldenburg, Germany

    Assistant Professor – Functional Genomics

    Terrence Donnelly Centre for Cellular and Biomolecular Research, U of T – Toronto, Ontario, Canada

    Postdoctoral Scientist – Liver Regeneration and Tissue Engineering

    The Foundation for Liver Research – London, United Kingdom

    Postdoctoral Positions – Bioinformatics and Cancer Biology

    Cancer Research Center of Lyon – Lyon, France

    > See All Jobs

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