Organoid News Volume 4.13 | Apr 6 2023

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    2023-04-06 | ON 4.13


    Organoid News by STEMCELL Technologies
    Vol. 4.13 – 6 April, 2023
    TOP STORY

    Epicardioid Single-Cell Genomics Uncovers Principles of Human Epicardium Biology in Heart Development and Disease

    Scientists generated self-organizing hiPSC-derived epicardioids that displayed retinoic acid-dependent morphological, molecular, and functional patterning of the epicardium and myocardium typical of the left ventricular wall.
    [Nature Biotechnology]

    Full ArticlePress Release
    PUBLICATIONSRanked by the impact factor of the journal

    Generation of Ventralized Human Thalamic Organoids with Thalamic Reticular Nucleus

    Researchers reported a method for converting hESCs into ventral thalamic organoids with transcriptionally diverse nuclei identities.
    [Cell Stem Cell]

    AbstractGraphical Abstract

    Glucocerebrosidase Is Imported Into Mitochondria and Preserves Complex I Integrity and Energy Metabolism

    The authors employed global proteomic and single-cell genomic approaches in stable cell lines as well as iPSC-derived neurons and midbrain organoids to dissect the mechanisms underlying β-glucocerebrosidase-related neurodegeneration.
    [Nature Communications]

    Full Article

    Nasopharyngeal Carcinoma Cells Promote Regulatory T Cell Development and Suppressive Activity via CD70-CD27 Interaction

    CD70 blocking reverted regulatory T cell-mediated suppression and thus reinvigorated CD8+ T-cell immunity. Anti-CD70+ anti-PD-1 therapy was evaluated in xenograft-derived organoids and humanized mice, exhibiting an improved tumor-killing efficacy.
    [Nature Communications]

    Full Article

    Discovery of YH677 as a Cancer Stemness Inhibitor That Suppresses Triple-Negative Breast Cancer Growth and Metastasis by Regulating the TGFβ Signaling Pathway

    Harmine was identified as a hit compound based on phenotypic screening of a 2D assay and patient-derived organoid model that was established from a patient with multiple drug resistance and breast metastases.
    [Cancer Letters]

    Abstract

    Atypical Teratoid/Rhabdoid Tumoroids Reveal Subgroup-Specific Drug Vulnerabilities

    Investigators described the establishment of atypical teratoid/rhabdoid tumor (ATRT) tumoroid models from two subgroups, and demonstrated that ATRT tumoroids retained subgroup-specific epigenetic and gene expression profiles.
    [Oncogene]

    Full Article

    Reserpine Maintains Photoreceptor Survival in Retinal Ciliopathy by Resolving Proteostasis Imbalance and Ciliogenesis Defects

    To identify drug candidates to maintain photoreceptor survival, scientists performed an unbiased, high-throughput screening of over 6,000 bioactive small molecules using retinal organoids differentiated from iPSCs of rd16 mouse, which was a model of Leber congenital amaurosis type 10.
    [Elife]

    Abstract

    In Vitro Hair Follicle Growth Model for Drug Testing

    The authors developed an approach to induce hair peg-like sprouting in organoid cultures composed of epithelial and mesenchymal cells.
    [Scientific Reports]

    Full Article

    Modelling Hyperexcitability in Human Cerebral Cortical Organoids: Oxygen/Glucose Deprivation Most Effective Stimulant

    Researchers studied induced hyperexcitability in human cerebral cortical organoids – setting the groundwork for neonatal seizure modelling – using electrophysiological techniques and pharmacological manipulations.
    [Heliyon]

    Full Article
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    REVIEWS

    Retinal Organoids from Human-Induced Pluripotent Stem Cells: From Studying Retinal Dystrophies to Early Diagnosis of Alzheimer’s and Parkinson’s Disease

    The authors depict the possibility of evaluating changes related to both Alzheimer’s and Parkinson’s disease in retinal organoids obtained from potential patients long before the onset of the disease, constituting a valuable tool in early diagnosis.
    [Seminars In Cell & Developmental Biology]

    Full Article
    INDUSTRY AND POLICY NEWS

    PathAI Announces PathExplore, an AI-Powered Pathology Panel to Unlock Untapped Insights from the Tumor Microenvironment

    PathAI announced the launch of PathExploreâ„¢, the world’s first structured, standardized, and scalable panel of human interpretable features offering unprecedented resolution of the tumor microenvironment from H&E whole-slide images.
    [PathAI (PR Newswire, Inc.)]

    Press Release
    FEATURED EVENT

    Understanding Cell Behavior and Communication

    April 30 – May 5, 2023
    Barga, Italy

    > See All Events

    JOB OPPORTUNITIES

    Assistant Professor – Stem Cells and Regenerative Medicine

    Ottawa Hospital Research Institute – Ottawa, Ontario, Canada

    Postdoctoral Positions – Cell Therapy and Cancer Biology

    Medical University of South Carolina – Charleston, South Carolina, United States

    Research Associate – Organoid Perfusion Bioreactor Development

    King’s College London – London, England, United Kingdom

    Postdoctoral Training Fellow – Cell Death & Immunity

    Institute of Cancer Research – London, England, United Kingdom

    Postdoctoral Research Scientist – Neuroimmune Organoids in Neurodegeneration

    VIB-UAntwerp Center of Molecular Neurology – Antwerp, Belgium

    > See All Jobs

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