ESC & iPSC News Volume 16.49 | Dec 15 2021

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    2021-12-15 | ESC 16.49


    ESC & iPSC News by STEMCELL Technologies
    Vol. 16.49 – 15 December, 2021
    TOP STORY

    HIRA Complex Presets Transcriptional Potential through Coordinating Depositions of the Histone Variants H3.3 and H2A.Z on the Poised Genes in mESCs

    Researchers showed that histone variant H3.3 actively marked enhancers and cooperated with H2A.Z at promoters to prime the genes into a poised state in mouse embryonic stem cells.
    [Nucleic Acids Research]

    Full Article


    Watch this lively panel discussion about hPSC pluripotency and banking at the Nature Research Round Table on hPSC Quality
    PUBLICATIONSRanked by the impact factor of the journal

    Functional Analysis Identifies Damaging CHEK2 Missense Variants Associated with Increased Cancer Risk

    Scientists described a mouse embryonic stem cell-based system to quantitatively determine the functional impact of 50 missense variants of uncertain significance in human checkpoint kinase 2 (CHEK2) .
    [Cancer Research]

    AbstractFull Article

    Bidirectional Cell-Matrix Interaction Dictates Neuronal Network Formation in a Brain-Mimetic 3D Scaffold

    The authors bioengineered a physiologically relevant 3D scaffold by integrating brain-like extracellular matrix components and chemical cues.
    [Acta Biomaterialia]

    Full ArticleGraphical AbstractPress Release

    The DNMT1 Inhibitor GSK-3484862 Mediates Global Demethylation in Murine Embryonic Stem Cells

    Researchers determined whether GSK-3484862 could induce demethylation more effectively than 5-azanucleosides. They determined the cytotoxicity and optimal concentration of GSK-3484862 by treating wild-type or Dnmt1/3a/3b triple knockout murine ESCs with different concentrations of the compound, which was obtained from two commercial sources.
    [Epigenetics & Chromatin]

    Full Article

    AMPK Modulation Ameliorates Dominant Disease Phenotypes of CTRP5 Variant in Retinal Degeneration

    In iPSC-derived retinal pigment epithelium from late-onset retinal degeneration patients, investigators showed that the dominant pathogenic CTRP5 variant led to reduced CTRP5 secretion.
    [Communications Biology]

    Full ArticlePress Release

    Cx43 Overexpression Is Involved in the Hyper-Proliferation Effect of Trichloroethylene on Human Embryonic Stem Cells

    Scientists explored the toxic effects and mechanisms of trichloroethylene (TCE) on human ESC (hESC) proliferation. TCE exposure resulted in upregulation of Cx43 via Akt phosphorylation, consequently stimulated CDK2 expression, contributing to hyper-proliferation in hESCs.
    [Toxicology]

    AbstractGraphical Abstract

    Chemical Approach to Generating Long-Term Self-Renewing pMN Progenitors from Human Embryonic Stem Cells

    Based on a chemical screening, the authors developed a new recipe for efficient induction of progenitors of motor neurons (pMN) progenitors from human embryonic stem cells.
    [Journal of Molecular Cell Biology]

    Abstract

    Stem Cells from Human Exfoliated Deciduous Teeth (SHED) Have Mitochondrial Transfer Ability in Stromal-Derived Inducing Activity (SDIA) Co-Culture System

    Before co-culture, stem cells from human exfoliated deciduous teeth’s (SHED) mitochondria and ESCs’s cell membranes were separately labeled with specific fluorescent probes. After co-culture, SHED’s mitochondria were tracked by fluorescent microscope and flow cytometry analysis.
    [Neuroscience Letters]

    Abstract

    Profiling Epigenetic Age in Single Cells

    Scientists showed accurate tracking of the aging process in hepatocytes, demonstrated attenuated epigenetic aging in muscle stem cells and tracked age dynamics in ESCs.
    [Nature Aging]

    Full Article

    Webinar on Modeling arrhythmias using hPSC-derived cardiomyocytes
    REVIEWS

    Prospects for Development of Induced Pluripotent Stem Cell-Derived CAR-Targeted Immunotherapies

    The authors review some of the emerging strategies in use to engineer chimeric antigen receptor (CAR)-expressing iPSC-derived drug products.
    [Archivum Immunologiae et therapiae Experimentalis]

    Full Article

    INDUSTRY AND POLICY NEWS

    BlueCube Bio Becomes Evia Bioâ„¢ and Launches New IPSC Cryopreservation Solution to Accelerate Cell & Gene Therapies

    BlueCube Bio officially announced a company name transition to Evia Bioâ„¢, concurrent with the launch of a significant new cryopreservation technology for use in cell and gene therapies utilizing iPSCs.
    [BlueCube Bio (BioSpace, Inc.)]

    Press Release

    FEATURED EVENT

    The Australasian Society for Stem Cell Research (ASSCR) Annual Meeting

    March 9 – 11, 2022
    Melbourne, Victoria, Australia

    > See All Events

    JOB OPPORTUNITIES

    Lab Technician – Cell Culture and Live Cell Imaging

    University of Luxembourg – Luxembourg, Luxembourg

    Research Associate – Cardiovascular Disease Modeling

    Cedars-Sinai Regenerative Medicine Institute – Los Angeles, California, United States

    Postdoctoral Fellowship – Bioengineering Neural Morphogenesis

    KU Leuven – Leuven, Belgium

    Research Associate – HIV Replication

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

    Postdoctoral Position – Developmental Biology

    NIH National Institute of Environmental Health Sciences – Research Triangle Park, NC, United States

    > See All Jobs

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