ESC & iPSC News Volume 15.46 | Dec 9, 2020

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    2020-12-9 | ESC 15.46


    ESC & iPSC News by STEMCELL Technologies
    Vol. 15.46 – 9 December, 2020
    TOP STORY

    Lymphoangiocrine Signals Promote Cardiac Growth and Repair

    To evaluate whether lymphatic endothelial cells (LECs) produce lymphoangiocrine signals that promote cardiomyocyte (CM) proliferation and survival, scientists cultured CMs derived from human iPSCs with LEC-conditioned medium obtained from culturing commercially available human dermal LECs.
    [Nature]

    Abstract

    Checking your cell quality doesn’t have to be difficult - Genetic screening with the hPSC Genetic Analysis Kit
    PUBLICATIONSRanked by the impact factor of the journal

    Generation of Human Striatal Organoids and Cortico-Striatal Assembloids from Human Pluripotent Stem Cells

    Researchers assembled region-specific brain organoids with cerebral cortical organoids in 3D cultures to form cortico-striatal assembloids. Using viral tracing and functional assays in intact or sliced assembloids, they showed that cortical neurons sent axonal projections into striatal organoids and formed synaptic connections.
    [Nature Biotechnology]

    Abstract

    Derivation of Intermediate Pluripotent Stem Cells Amenable to Primordial Germ Cell Specification

    By modulating fibroblast growth factor, transforming growth factor β, and WNT pathways, scientists derived pluripotent stem cells from mice, horses, and humans that are permissive for direct primordial germ cell-like cell induction in vitro and are capable of contributing to intra- or inter-species chimeras in vivo.
    [Cell Stem Cell]

    AbstractGraphical Abstract

    Design of Efficacious Somatic Cell Genome Editing Strategies for Recessive and Polygenic Diseases

    The authors demonstrated that Cas9-ribonucleoprotein-based genome editors can correct two distinct mutant alleles within a single human cell precisely. Gene-corrected cells in an iPSC model of Pompe disease expressed the corrected transcript from both corrected alleles, leading to enzymatic cross-correction of diseased cells.
    [Nature Communications]

    Full Article

    Multiple Sclerosis iPS-Derived Oligodendroglia Conserve their Properties to Functionally Interact with Axons and Glia In Vivo

    To avoid confounding immune-mediated extrinsic effect, investigators used an immune-deficient mouse model to compare iPSC-derived oligodendroglia from multiple sclerosis and healthy donors following engraftment in the developing CNS.
    [Science Advances]

    Full Article

    Gene Regulatory Network Analysis and Engineering Directs Development and Vascularization of Multilineage Human Liver Organoids

    Scientists demonstrated that integrated analysis and engineering of gene regulatory networks in PSC-derived multilineage human liver organoids directed maturation and vascular morphogenesis in vitro.
    [Cell Systems]

    Full ArticleGraphical Abstract

    Convergent Genomic and Pharmacological Evidence of PI3K/GSK3 Signaling Alterations in Neurons from Schizophrenia Patients

    While demonstrating the utility of human iPSCs derived from multiplex families to identify significant cell-specific gene network alterations in schizophrenia, the authors support a role for disruption of PI3K/GSK3 signaling as a risk factor for schizophrenia.
    [Neuropsychopharmacology]

    Full Article

    Embryonic Stem Cell Differentiation Is Regulated by SET through Interactions with p53 and β-Catenin

    Previously, scientists identified SET as a factor that is rapidly downregulated during ESC differentiation, suggesting a possible role in the maintenance of pluripotency. Here, they explored SET’s function in early differentiation.
    [Stem Cell Reports]

    Full Article

    Multiscale 3D Phenotyping of Human Cerebral Organoids

    Brain organoids grown from human pluripotent stem cells self-organize into cytoarchitectures resembling the developing human brain. Investigators present the SCOUT pipeline for automated multiscale comparative analysis of intact cerebral organoids.
    [Scientific Reports]

    Full Article

    A Computational Model for Classification of BRCA2 Variants Using Mouse Embryonic Stem Cell-Based Functional Assays

    The authors report the functional characterization of 88 BRCA2 variants, including several previously uncharacterized variants, using a well-established mouse ESC-based assay.
    [npj Genomic Medicine]

    Full Article


    Andreas Kurtz spearheaded a global stem cell registry to make hPSC data more accessible. Watch the webinar.
    REVIEWS

    A Blueprint for Translational Regenerative Medicine

    Scientists present a proposed blueprint for translational regenerative medicine. They offer principles to help guide the selection of cells and materials, present key in vivo imaging modalities, and argue that the host immune response should be considered throughout design and development.
    [Science Translational Medicine]

    Full Article

    INDUSTRY AND POLICY NEWS

    Cytovia Therapeutics Announces Plans to Initiate in 2021 Clinical Development of Universal iPSC NK Cell Therapy for Hematological and Solid Tumors

    Cytovia Therapeutics announced that it plans to file with the FDA in 2021 an Investigational New Drug application and initiate clinical trials in hematological and solid tumors with its Universal iPSC NK cell therapy.
    [Cytovia Therapeutics (GlobeNewswire, Inc.)]

    Press Release

    FEATURED EVENT

    International Conference on Cell and Stem Cell Engineering

    July 26 – July 27, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Senior Scientific Researcher – Neurodegenerative Disease

    Genentech, Inc. – South San Francisco, California, United States

    Postdoctoral Researcher – Pluripotent Stem Cell Therapy of Retinal Degeneration

    Karolinska Institutet – Stockholm, Sweden

    Postdoctoral Positions – Gene Regulation in Skeletal Muscle Stem Cells and Embryonic Stem Cells

    National Institute of Arthritis and Musculoskeletal and Skin Diseases – Washington, DC, United States

    Senior Scientific Researcher – In Vitro Human Brain Modeling

    Genentech, Inc. – South San Francisco, California, United States

    Senior Scientist – Stem Cell Biology

    Ncardia – Share Gosselies, Belgium

    > See All Jobs

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