Organoid News Volume 3.02 | Jan 20 2022

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    2022-01-20 | ON 3.02


    Organoid News by STEMCELL Technologies
    Vol. 3.02 – 20 January, 2022
    TOP STORY

    Androgens Increase Excitatory Neurogenic Potential in Human Brain Organoids

    Investigators used brain organoids to show that although sex chromosomal complement had no observable effect on neurogenesis, sex steroids—namely androgens—led to increased proliferation of cortical progenitors and an increased neurogenic pool.
    [Nature]

    Full Article
    Are Your Pluripotent Stem Cells What You Think They Are? Explore Now.
    PUBLICATIONSRanked by the impact factor of the journal

    GSDMB Is Increased in IBD and Regulates Epithelial Restitution/Repair Independent of Pyroptosis

    The authors reported increased gasdermin B (GSDMB) in inflammatory bowel disease, with single-cell analysis identifying epithelial specificity to inflamed colonocytes/crypt top colonocytes.
    [Cell]

    AbstractGraphical Abstract

    Single-Cell Analysis of Human Primary Prostate Cancer Reveals the Heterogeneity of Tumor-Associated Epithelial Cell States

    Researchers uncovered heterogeneous cellular states in prostate epithelial cells marked by high androgen signaling states that were enriched in prostate cancer and identified a population of tumor-associated club cells that may be associated with prostate carcinogenesis.
    [Nature Communications]

    Full Article

    Expression of the Transcription Factor PU.1 Induces the Generation of Microglia-Like Cells in Human Cortical Organoids

    Scientists developed a method to generate functional microglia in human cortical organoids from human embryonic stem cells.
    [Nature Communications]

    Full Article

    Ex Vivo and In Vivo Suppression of SARS-CoV-2 with Combinatorial AAV-RNAi Expression Vectors

    Researchers comprehensively illustrated the capacity of adeno-associated virus (AAV) vectors co-expressing a cocktail of three short hairpin RNAs directed against the SARS-CoV-2 RdRp and N genes as versatile and effective antivirals.
    [Molecular Therapy]

    AbstractFull ArticleGraphical Abstract

    Coordinate Control of Basal Epithelial Cell Fate and Stem Cell Maintenance by Core EMT Transcription Factor Zeb1

    Investigators reported an epithelium-intrinsic requirement for Zeb1, a core transcriptional inducer of epithelial-to-mesenchymal transition, for mammary epithelial ductal side branching and for basal cell regenerative capacity.
    [Cell Reports]

    AbstractGraphical Abstract

    An In Vitro Chronic Damage Model Impairs Inflammatory and Regenerative Responses in Human Colonoid Monolayers

    Scientists developed a chronic-injury model in human colonoid monolayers by repeated rounds of air-liquid interface and submerged culture.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Anti-miR-135/SPOCK1 Axis Antagonizes the Influence of Metabolism on Drug Response in Intestinal/Colon Tumor Organoids

    The authors analyzed the expression of 373 miRNAs and 12 deregulated metabolic genes in murine duodenal polyps and non-polyp-derived organoids.
    [Oncogenesis]

    Full Article

    PAX6-Positive Microglia Evolve Locally in hiPSC-Derived Ocular Organoids

    Investigators studied human iPSCs that had been expanded into a self-formed ectodermal autonomous multi-zone of cells that partially mimicked human eye development.
    [Stem Cell Reports]

    Full Article

    Development of Human Alveolar Epithelial Cell Models to Study Distal Lung Biology and Disease

    Researchers used de-identified human remnant transplant lungs to develop a method to establish alveolar epithelial cell lines. The lines grew well in 2D culture as epithelial monolayers expressing lung progenitor markers.
    [iScience]

    AbstractFull ArticleGraphical Abstract
    Her 'mini-brains' creation was unexpected. Her protocol was groundbreaking. Watch Madeline Lancaster's webinar.
    REVIEWS

    Tissue Culture Models of Acute Kidney Injury: From Tubule Cells to Human Kidney Organoids

    Scientists explore the mechanisms and detection of acute kidney injury in tissue culture, with an emphasis on bioengineered approaches such as human kidney organoid models.
    [Journal of the American Society of Nephrology]

    Abstract

    Proximity of Immune and Tumor Cells Underlies Response to BRAF/MEK-Targeted Therapies in Metastatic Melanoma Patients

    In a TCGA-melanoma dataset, tumor cellularity exhibited additive prognostic value in the immune score signature to predict overall survival in patients with early-stage melanoma.
    [npj Precision Oncology]

    Abstract
    INDUSTRY AND POLICY NEWS

    Japan University Uses iPS Cells to Treat Spinal Cord Injury for First Time

    Keio University in Tokyo said it has started the world’s first clinical test using induced pluripotent stem cells, or iPS cells, to treat patients with spinal cord injuries.
    [Kyodo News]

    Press Release

    Grants Will Be Used to Explore 3 Pioneering Treatments

    The Michael J. Fox Foundation has awarded three new grants totaling $5.2 million to Arizona State University to explore three pioneering treatments for Parkinson’s disease.
    [Arizona State University]

    Press Release
    FEATURED EVENT

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    JOB OPPORTUNITIES

    Postdoctoral Fellowships – Extracellular Vesicles, Microglia and Alzheimer’s Disease

    Mayo Clinic Florida Campus – Jacksonville, Florida, United States

    Research Scientist – Muscle Construction

    NRAE – Rennes, France

    Postdoctoral Fellow – iPSC Models of Neurodegenerative Disease

    Johns Hopkins University School of Medicine – Baltimore, Maryland, United States

    Research Scientist – iPSC Technology and Regenerative Medicine

    Cedars-Sinai Medical Center – Los Angeles, California, United States

    Postdoctoral Fellowship – Ovarian Cancer

    Harvard Medical School – Boston, Massachusetts, United States

    > See All Jobs

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