Organoid News Volume 3.46 | Nov 24 2022

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    2022-11-24 | ON 3.46


    Organoid News by STEMCELL Technologies
    Vol. 3.46 – 24 November, 2022
    TOP STORY

    Colon Tumor Cell Death Causes mTOR Dependence by Paracrine P2X4 Stimulation

    Investigators demonstrated that chemotherapy-induced tumor cell death in patient-derived colorectal tumor organoids caused ATP release triggering P2X4 to mediate an mTOR-dependent pro-survival program in neighboring cancer cells, which rendered surviving tumor epithelia sensitive to mTOR inhibition.
    [Nature]

    AbstractPress Release
    Watch the Webinar On-Demand: “Re-Creating Disease with Kidney Organoids and CRISPR-Cas9”
    PUBLICATIONSRanked by the impact factor of the journal

    Topological Morphogenesis of Neuroepithelial Organoids

    Scientists combined tissue reconstitution and quantitative microscopy to show that tissue topology and shape was governed by two distinct modes of topological transitions.
    [Nature Physics]

    Full Article

    Generation of Neural Organoids for Spinal-Cord Regeneration via the Direct Reprogramming of Human Astrocytes

    The authors showed that human astrocytes could be directly reprogrammed into early neuroectodermal cells via the overexpression of OCT4, the suppression of p53 and the provision of the small molecules CHIR99021, SB431542, RepSox, and Y27632.
    [Nature Biomedical Engineering]

    Abstract

    Impact of Alcohol Exposure on Neural Development and Network Formation in Human Cortical Organoids

    Researchers used human cortical organoids to study the effects of alcohol on neurogenesis and validated their findings in primary human fetal neurons.
    [Molecular Psychiatry]

    Full ArticlePress Release

    Transplantable Human Thyroid Organoids Generated from Embryonic Stem Cells to Rescue Hypothyroidism

    The authors reported the generation of transplantable thyroid organoids derived from human embryonic stem cells capable of restoring plasma thyroid hormone in athyreotic mice.
    [Nature Communications]

    Full Article

    CBP-HSF2 Structural and Functional Interplay in Rubinstein-Taybi Neurodevelopmental Disorder

    Scientists characterized the structural and functional interaction between CREB-binding protein (CBP)/E1A-binding protein p300 and heat-shock factor 2 (HSF2), a tuner of brain cortical development and major player in prenatal stress responses in the neocortex.
    [Nature Communications]

    Full Article

    Lactobacillus salivarius Promotion of Intestinal Stem Cell Activity in Hens Is Associated with Succinate-Induced Mitochondrial Energy Metabolism

    In vitro, the treatment of L. salivarius supernatant was confirmed to promote the intestinal organoids’ size, budding, and LGR5 expression.
    [MSystems]

    Full Article

    The Role of Tyrosine Hydroxylase–Dopamine Pathway in Parkinson’s Disease Pathogenesis

    Investigators highlighted the important role of the tyrosine hydroxylase–dopamine pathway in the pathogenesis of Parkinson’s disease.
    [Cellular and Molecular Life Sciences]

    Full Article

    3D, Human Renal Proximal Tubule (RPTEC-TERT1) Organoids ‘Tubuloids’ for Translatable Evaluation of Nephrotoxins in High-Throughput

    Researchers described the development of a 3D human cell-based in vitro assay for the investigation of nephrotoxicity, using RPTEC-TERT1 cells.
    [PLoS One]

    Full Article
    Keep current with the latest in pulmonary cell research.
    REVIEWS

    Brain Organoids: Establishment and Application

    Investigators focus on the construction of brain organoids and review the application of brain organoids in disease modeling and drug screening.
    [Frontiers in Cell and Developmental Biology]

    Full Article

    Gastrointestinal Organoids in the Study of Viral Infections

    Scientists discuss the variations and limitations of human intestinal organoids (HIOs), but also how HIOs have allowed for the cultivation of previously uncultivatable viruses and how they have offered insight into tropism, entry, replication kinetics, and host-pathogen interactions.
    [American Journal of Physiology-Gastrointestinal and Liver Physiology]

    AbstractFull Article

    Organoids and Their Research Progress in Plastic and Reconstructive Surgery

    The authors present stem cells, scaffold materials and methods for the construction of organoids for plastic surgery, and summarize their research progress in plastic surgery in recent years.
    [Aesthetic Plastic Surgery]

    Abstract

    INDUSTRY AND POLICY NEWS

    Researcher Awarded NSF Future Manufacturing Seed Grant for Scale-Up Manufacturing of Therapeutic Cell Products

    Spearheading work to make cell manufacturing process discoveries is Associate Professor Zhen Ma. He will be working with a newly awarded $500,000 National Science Foundation future manufacturing seed grant and coordinating the project with bioengineering experts at the Rochester Institute of Technology.
    [Syracuse University News]

    Press Release
    FEATURED EVENT

    Organoids as Models of Development and Disease, and Their Impact on Drug Discovery

    February 5 – 8, 2023
    Keystone, Colorado, United States

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Associate – Human Intestinal Biology

    Baylor College of Medicine – Houston, Texas, United States

    PhD Student – Intestinal Cellular Plasticity

    Philipps-University Marburg – Marburg, Germany

    Senior Program Associate – Science in the City

    STEMCELL Technologies, Inc. – Boston, Massachusetts, United States

    Postdoc Position – Cell Competition in Human In Vitro Systems

    University of Bristol – Bristol, England, United Kingdom

    Postdoctoral Position – Organoid Models of Regeneration and Disease

    Shanghai Tech University – Shanghai, China

    > See All Jobs

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