ESC & iPSC News Volume 16.08 | Mar 03 2021

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    2021-03-03 | ESC 16.08


    ESC & iPSC News by STEMCELL Technologies
    Vol. 16.08 – 3 March, 2021
    TOP STORY

    The RNA m6A Reader YTHDC1 Silences Retrotransposons and Guards ES Cell Identity

    Scientists showed that the N6-methyladenosine (m6A) reader YT521-B homology-domain-containing protein 1 (YTHDC1) was required for the maintenance of mouse embryonic stem (ES) cells in an m6A-dependent manner, and that its deletion initiated cellular reprogramming to a 2C-like state.
    [Nature]

    Abstract

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    PUBLICATIONSRanked by the impact factor of the journal

    Pharmacological Rescue in Patient iPSC and Mouse Models with a Rare DISC1 Mutation

    Researchers found that transcripts related to phosphodiesterase 4 (PDE4) signaling were significantly elevated in human cortical neurons differentiated from iPSCs with the disrupted-in-schizophrenia 1 (DISC1) mutation and that inhibition of PDE4 or activation of the cAMP signaling pathway functionally rescued synaptic deficits.
    [Nature Communications]

    Full Article

    Gene Editing Rescues In Vitro T Cell Development of RAG2-Deficient Induced Pluripotent Stem Cells in an Artificial Thymic Organoid System

    Using patient-derived iPSCs and an in vitro artificial thymic organoid system as a model, investigators demonstrated that gene editing rescued the progressive T cell differentiation potential of RAG2-deficient cells to normal levels, with generation of a diversified T cell repertoire.
    [Journal of Clinical Immunology]

    Abstract

    DNMTs Play an Important Role in Maintaining the Pluripotency of Leukemia Inhibitory Factor-Dependent Embryonic Stem Cells

    Scientists showed that leukemia inhibitory factor alone in medium was sufficient for adaptation of two inhibitors/embryonic stem cells in a hypermethylated state.
    [Stem Cell Reports]

    Full ArticleGraphical Abstract

    Unique Patterns of H3K4me3 and H3K27me3 in 2-Cell-Like Embryonic Stem Cells

    Investigators mapped the genome-wide profiles of histone H3K4me3 and H3K27me3 in 2C-like cells. They found that the majority of genes in 2C-like cells inherited their histone status from embryonic stem cells.
    [Stem Cell Reports]

    Full ArticleGraphical Abstract

    Interspecies Chimeric Conditions Affect the Developmental Rate of Human Pluripotent Stem Cells

    Scientists tested if co-differentiation with mouse PSCs could accelerate the differentiation speed of hESCs. Following a six-week RNA-sequencing time course of neural differentiation, they identified 929 human genes that were upregulated earlier and 535 genes that exhibited earlier peaked expression profiles in chimeric cell cultures than in human cell cultures alone.
    [PLoS Computational Biology]

    Full Article

    Characterization of Mitochondrial Health from Human Peripheral Blood Mononuclear Cells to Cerebral Organoids Derived from Induced Pluripotent Stem Cells

    Investigators developed cerebral organoids from iPSCs derived from human peripheral blood mononuclear cells and monitored mitochondrial health from the primary, reprogrammed and differentiated stages.
    [Scientific Reports]

    Full Article

    Simultaneous and Quantitative Monitoring Transcription Factors in Human Embryonic Stem Cell Differentiation Using Mass Spectrometry–Based Targeted Proteomics

    Researchers provided a mass spectrometry–based approach for simultaneous and quantitative monitoring of transcription factors, in an attempt to provide insight into their contributions in hESC differentiation.
    [Analytical and Bioanalytical Chemistry]

    Abstract

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    REVIEWS

    Human-Induced Pluripotent Stem Cell-Derived Cardiomyocytes, 3D Cardiac Structures, and Heart-on-a-Chip as Tools for Drug Research

    The authors provide overview of the possible uses of cardiomyocytes and other cardiac cell types derived from hiPSC as in vitro models of heart in drug research.
    [Pflugers Archiv-European Journal of Physiology]

    Full Article

    HSC and iPS Cell‐Derived CAR‐NK Cells as Reliable Cell‐Based Therapy Solutions

    Scientists present how the usage of iPSCs or hematopoietic stem cell master stocks and their stepwise differentiation toward natural killer (NK) cells represent a promising strategy in the current technological context of chimeric antigen receptor (CAR) cell‐based immunotherapies.
    [Stem Cells Translational Medicine]

    Full Article

    INDUSTRY AND POLICY NEWS

    AgeX Therapeutics And LyGenesis To Negotiate Merger Agreement

    AgeX Therapeutics, Inc. and LyGenesis, Inc. announced that they will proceed to negotiate an agreement for a merger of the two companies.
    [AgeX Therapeutics, Inc.]

    Press Release

    FEATURED EVENT

    10th International Meeting of the Stem Cell Network

    March 29 – 30, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Faculty Position – Department of Hematology

    St. Jude Children’s Research Hospital – Memphis, Tennessee, United States

    Postdoctoral Researcher – 3D In Vitro Systems for Respiratory Bacterial Infections

    NCCR AntiResist – Basel, Switzerland

    Postdoctoral Positions – Hematopoiesis, Leukemia, Cancer, Human Pluripotent Stem Cells

    Icahn School of Medicine at Mount Sinai – New York, New York, United States

    Postdoctoral Fellow – Genomics of Endocrine Traits

    Children’s Hospital of Philadelphia – Philadelphia, Pennsylvania, United States

    Postdoctoral Position – Brain Disorder Signaling

    University of Southern California – Los Angeles, California, United States

    > See All Jobs

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