ESC & iPSC News Volume 15.38 | Oct 7, 2020

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    2020-10-7 | ESC 15.38


    ESC & iPSC News by STEMCELL Technologies
    Vol. 15.38 – 7 October, 2020
    TOP STORY

    CLR01 Protects Dopaminergic Neurons In Vitro and in Mouse Models of Parkinson’s Disease

    Scientists report that the molecular tweezer CLR01 decreased aggregation and toxicity in induced pluripotent stem cell-derived dopaminergic cultures treated with Parkinson’s disease brain protein extracts.
    [Nature Communications]

    Full Article

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    PUBLICATIONSRanked by the impact factor of the journal

    Functional Role of Tet-Mediated RNA Hydroxymethylcytosine in Mouse ESCs and during Differentiation

    Investigators propose that RNA cytosine 5-hydroxymethylation by Tets is a mark of transcriptome flexibility, inextricably linked to the balance between pluripotency and lineage commitment.
    [Nature Communications]

    Full Article

    Critical Regulation of a NDIME/MEF2C Axis in Embryonic Stem Cell Neural Differentiation and Autism

    The authors report that a brain‐enriched long non‐coding RNA, NDIME, is located near the MEF2C locus and is required for normal neural differentiation of mouse ESCs.
    [EMBO Reports]

    AbstractGraphical Abstract

    Parallel Single-Cell RNA-Seq and Genetic Recording Reveals Lineage Decisions in Developing Embryoid Bodies

    Researchers provided a high-resolution lineage map for an organoid model of embryogenesis, insights into epigenetic determinants of fate specification, and a strategy for lineage mapping of rapid differentiation processes.
    [Cell Reports]

    Full ArticleGraphical Abstract

    PICALM Rescues Endocytic Defects Caused by the Alzheimer’s Disease Risk Factor APOE4

    In iPSC-derived human astrocytes, increasing expression of PICALM reversed endocytic disruptions. The authors identified a functional interaction between two Alzheimer’s disease genetic risk factors—APOE4 and PICALM—centered on the conserved biological process of endocytosis.
    [Cell Reports]

    Full ArticleGraphical Abstract

    ESC-sEVs Rejuvenate Aging Hippocampal NSCs by Transferring SMADs to Regulate the MYT1-Egln3-Sirt1 Axis

    Researchers indicated that hippocampal-neural stem cells (NSCs) senescence caused cellular exhaustion, neurogenesis reduction and cognitive impairment during aging, which can be reversed by ESC-small extracellular vesicles (sEVs).
    [Molecular Therapy]

    AbstractGraphical Abstract

    Predicting Pattern Formation in Embryonic Stem Cells Using a Minimalist, Agent-Based Probabilistic Model

    Scientists applied an agent-based modeling approach in order to identify plausible biological rules acting at the meso-scale within stem cell collectives that may explain spontaneous patterning of ESCs.
    [Scientific Reports]

    Full Article

    Hyaluronan Regulates Synapse Formation and Function in Developing Neural Networks

    3D cortical spheroids derived from human iPSCs were used to replicate the neurodevelopmental window. Results demonstrated that hyaluronan preferentially surrounds nascent excitatory synapses.
    [Scientific Reports]

    Full Article

    Tumor-Associated Macrophages Derived from Cancer Stem Cells

    This study displayed histological and immunohistochemical analyses of a malignant tumor model developed from cancer stem cells converted from human iPSCs in a cancer microenvironment prepared from the conditioned medium of a pancreatic cancer cell line.
    [Acta Histochemica]

    Full Article

    Are Your Pluripotent Stem Cells What You Think They Are? Explore Now.
    REVIEWS

    Pluripotent Stem Cell-Based Cell Therapy—Promise and Challenges

    The author reviews two decades of research aimed at overcoming difficulties in the clinical use of ESCs and iPSCs, including practical issues that limit their use, including their inherent properties of tumorigenicity, immunogenicity, and heterogeneity.
    [Cell Stem Cell]

    Full ArticleGraphical Abstract

    Microtechnology-Based Methods for Organoid Models

    Scientists discuss the most recent production methods, challenges currently faced in organoid and spheroid production, and microfabricated and microfluidic applications for improving spheroid and organoid generation.
    [Microsystems & Nanoengineering]

    Full Article

    Organotypic Models to Study Human Glioblastoma – Studying the Beast in Its Ecosystem

    The authors present the advantages and limitations of available organotypic culture models and discuss their possible applications for studying glioblastoma.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    INDUSTRY AND POLICY NEWS

    Allele Biotech’s cGMP iPSCs Used as Packaging Factories for Dual COVID Vaccine

    Allele Biotechnology and Pharmaceuticals, Inc. has been using mRNA as its core technology for creating cGMP-grade iPSC lines for regenerative medicine and oncology for over a decade. The have recently shown that mRNAs encoding the SARS-CoV-2 antigen proteins could be packaged in iPSCs and delivered in extracellular vesicles, potentially together with the viral proteins these mRNAs encode—a dual mRNA and protein vaccine, all naturally packaged in cells.
    [Allele Biotechnology and Pharmaceuticals, Inc. (Businesswire, Inc.)]

    Press Release

    FEATURED EVENT

    Keystone Symposia: Emerging Cell Therapies: Realizing the Vision of NextGen Cell Therapeutics

    January 25 – January 27, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Research Associate – Neuroscience and Stem Cell Biology

    The University of British Columbia – Vancouver, British Columbia, Canada

    Faculty Position – Stem Cells and Regenerative Medicine

    Baylor College of Medicine – Houston, Texas, United States

    Laboratory Head – Neuroimmunology

    F. Hoffmann-La Roche AG – Basel, Switzerland

    Faculty Position – Stem Cell Biology

    University of Texas Southwestern Medical Center – Dallas, Texas, United States

    Postdoctoral Position – Neuroscience, Stem Cell Biology, Molecular Genetics and Bioinformatics

    Albert Einstein College of Medicine – New York, New York, United States

    > See All Jobs

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