Organoid News Volume 3.22 | Jun 9 2022

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    2022-06-09 | ORGN 3.22


    Organoid News by STEMCELL Technologies
    Vol. 3.22 – 9 June, 2022
    TOP STORY

    3D Interfacial and Spatiotemporal Regulation of Human Neuroepithelial Organoids

    Scientists established a simple 3D culture system that allowed for the generation and manipulation of neuroepithelia organoids from hiPSCs, displaying developmental phases of hiPSC differentiation and self-aggregation.
    [Advanced Science]

    Full Article

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    PUBLICATIONSRanked by the impact factor of the journal

    CCN1 Interacts with Integrins to Regulate Intestinal Stem Cell Proliferation and Differentiation

    Researchers showed that the matricellular protein cellular communication network factor 1 (CCN1)/CYR61 coordinately regulated intestinal stem cells proliferation and differentiation through distinct pathways emanating from CCN1 interaction with integrins αvβ3/αvβ5.
    [Nature Communications]

    Full Article

    The Drug-Induced Phenotypic Landscape of Colorectal Cancer Organoids

    The authors used high-throughput, image-based profiling to quantify phenotypes of over 5 million individual colorectal cancer organoids after treatment with >500 small molecules.
    [Nature Communications]

    Full Article

    The Impact of PIK3R1 Mutations and Insulin-PI3K-Glycolytic Pathway Regulation in Prostate Cancer

    In prostate cancer cell lines and organoids, PIK3R1 loss/mutation was associated with increased sensitivity to AKT inhibitors.
    [Clinical Cancer Research]

    Abstract

    R-SPONDIN2+ Mesenchymal Cells Form the Bud Tip Progenitor Niche during Human Lung Development

    Functional experiments using organoid models, explant cultures, and FACS-isolated R-SPONDIN2+ (RSPO2+) mesenchyme showed that RSPO2 was a critical niche cue that potentiated WNT signaling in bud tip progenitors to support their maintenance and multipotency.
    [Developmental Cell]

    Full ArticleGraphical Abstract

    Mitochondrial HSF1 Triggers Mitochondrial Dysfunction and Neurodegeneration in Huntington’s Disease

    Investigators found that heat shock transcription factor 1 (HSF1) accumulated in the mitochondria of Huntington’s disease (HD) cell models, a YAC128 mouse model, and human striatal organoids derived from HD iPSCs.
    [EMBO Molecular Medicine]

    Full ArticleGraphical Abstract

    RB Loss Determines Selective Resistance and Novel Vulnerabilities in ER-Positive Breast Cancer Models

    Using organoid culture and xenograft models, researchers demonstrated the highly selective use of birinapant based combinations for the treatment of RB-deficient tumors.
    [Oncogene]

    Abstract

    RNA Polymerase I Inhibition Induces Terminal Differentiation, Growth Arrest and Vulnerability to Senolytics in Colorectal Cancer Cells

    Scientists showed that loss of the tumor suppressor adenomatous polyposis coli, which constituted the initiating event in the adenoma-carcinoma sequence for colorectal cancer, induced expression of RNA polymerase I transcription machinery and subsequently upregulated ribosomal DNA transcription.
    [Molecular Oncology]

    AbstractFull Article

    RNF31 Inhibition Sensitizes Tumors to Bystander Killing by Innate and Adaptive Immune Cells

    A small-molecule RNF31 inhibitor sensitized colon carcinoma organoids to tumor necrosis factor and greatly enhanced bystander killing of MHC antigen-deficient tumor cells.
    [Cell Reports Medicine]

    Full ArticleGraphical Abstract

    Immunofluorescence image of adult stem cell-derived intestinal organoids.
    REVIEWS

    Immunotherapy Discovery on Tumor Organoid-on-a-Chip Platforms That Recapitulate the Tumor Microenvironment

    The authors review different factors of the tumor microenvironment (TME) that recent microfluidic in vitro systems reproduce to generate advanced tools to imitate the crosstalk between the TME and the immune system.
    [Advanced Drug Delivery Reviews]

    Abstract

    Induced Pluripotent Stem Cells: A Tool for Modeling Parkinson’s Disease

    Recent advances in iPSC technology have made it possible to generate patient-derived dopaminergic neuronal cell culture and organoid models of Parkinson’s disease.
    [Trends in Neurosciences]

    Abstract

    What Can an Organ-on-a-Chip Teach Us about Human Lung Physiology?

    Scientists discuss how organ-on-a-chip has contributed to the understanding of human lung structure-function relationships at the cell, tissue, and organ levels.
    [Physiology]

    Abstract

    INDUSTRY AND POLICY NEWS

    Altos Labs Announces Sponsored Research Agreement with Kyoto University’s CiRA to Foster Cellular Rejuvenation Programming Research

    Altos Labs announced that it has signed a sponsored research agreement with the Center for iPS Cell Research and Application (CiRA) at Japan’s Kyoto University.
    [Altos Labs (Cision US, Inc.)]

    Press Release

    FEATURED EVENT

    Danish Stem Cell Society (DASCS) 2022

    September 19 – 20, 2022
    Vejle, Denmark

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Research Fellow – Pluripotent Stem Cell

    Francis Crick Institute – London, England, United Kingdom

    Tenure Track Assistant or Associate Professor – Lung Inflammation

    Temple University – Philadelphia, Pennsylvania, United States

    Scientific Director – Electrophysiology and Heart Modeling

    Electrophysiology and Heart Modeling Institute – Bordeaux, France

    Postdoctoral Position – Synthetic Biology and Regenerative Medicine

    University Medical Center Utrecht – Utrecht, Netherlands

    Research Specialist – Stem Cells and Regenerative Medicine

    Stem Cell Network – Ottawa, Ontario, Canada

    > See All Jobs

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