ESC & iPSC News Volume 16.26 | Jul 7, 2021

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    2021-07-07 | ESC 16.26


    ESC & iPSC News by STEMCELL Technologies
    Vol. 16.26 – 7 July, 2021
    TOP STORY

    BANP Opens Chromatin and Activates CpG-Island-Regulated Genes

    Scientists combined single-molecule footprinting with interaction proteomics to identify BTG3-associated nuclear protein (BANP) as the transcription factor that bound this element in mouse and human genomes.
    [Nature]

    Abstract

    Virtual Conference Exhibition: Pluripotent Stem Cells
    PUBLICATIONSRanked by the impact factor of the journal

    Embryo-Scale, Single-Cell Spatial Transcriptomics

    Researchers introduced sci-Space, which retained single-cell resolution while resolving spatial heterogeneity at larger scales. Applying sci-Space to developing mouse embryos, they captured approximate spatial coordinates and whole transcriptomes of about 120,000 nuclei.
    [Science]

    AbstractPress Release

    Generation of Mouse–Human Chimeric Embryos

    Investigators described a protocol for generating mouse–human chimeric embryos by injecting naive human PSCs converted from the primed state.
    [Nature Protocols]

    Abstract

    Cell-Intrinsic Glial Pathology Is Conserved across Human and Murine Models of Huntington’s Disease

    The authors investigated mutant HTT-associated changes in gene expression by mouse and human striatal astrocytes, as well as in mouse microglia, to identify commonalities in glial pathobiology across species and models.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Downregulated lncRNA RCPCD Promotes Differentiation of Embryonic Stem Cells into Cardiac Pacemaker-Like Cells by Suppressing HCN4 Promoter Methylation

    ESCs were cultured and induced differentiation to pacemaker-like cells. RNA sequencing was used to identify the differential expression long non-coding RNAs during the differentiation of ESCs into pacemaker-like cells.
    [Cell Death & Disease]

    Full Article

    Valproic Acid Stimulates Myogenesis in Pluripotent Stem Cell-Derived Mesodermal Progenitors in a NOTCH-Dependent Manner

    Researchers optimized a protocol to generate chemically defined human iPSC-derived mesodermal progenitors and demonstrated that these cells contributed to myotube formation and differentiated into cardiomyocytes.
    [Cell Death & Disease]

    Full Article

    Two DNA Binding Domains of MGA Act in Combination to Suppress Ectopic Activation of Meiosis-Related Genes in Mouse Embryonic Stem Cells

    PRC1.6, a non-canonical PRC1, is known to function as a safeguard preventing precocious and ectopic onset of meiosis in germ cells and ESCs, respectively. Scientists characterized MGA, one of the essential components of the complex, to help uncover the detailed molecular bases of PRC1.6 function.
    [Stem Cells]

    Abstract

    Differentiation of Embryonic Stem Cells into a Putative Hair Cell-Progenitor Cells via Co-Culture with HEI-OC1 Cells

    The authors investigated whether the co-culture of ESCs with HEI-OC1 cells promoted differentiation. Dissociated or embryonic bodies of ESCs were introduced to a conditioned and inactivated confluent layer of HEI-OC1 cells for 14 days.
    [Scientific Reports]

    Full Article

    Zfp57 Inactivation Illustrates the Role of ICR Methylation in Imprinted Gene Expression during Neural Differentiation of Mouse ESCs

    To study the relationship between DMR methylation and imprinted gene expression, investigators differentiated wild-type and Zfp57-/- hybrid mouse ESCs into neural precursor cells and evaluated allelic expression of imprinted genes.
    [Scientific Reports]

    Full Article

    Differential Localization Patterns of Pyruvate Kinase Isoforms in Murine Naïve, Formative, and Primed Pluripotent States

    Researchers characterized the cellular expression and localization patterns of pyruvate kinase muscle isoforms in mouse ESCs, chemically transitioned epiblast-like cells (mEpiLCs) representing formative pluripotency, and mEpiSCs using immunoblotting and confocal microscopy.
    [Experimental Cell Research]

    Full Article

    The Plant Hormone Abscisic Acid Stimulates Megakaryocyte Differentiation from Human iPSCs In Vitro

    Scientists found that the plant hormone abscisic acid could increase the generation of megakaryocytes and platelets from human iPSCs.
    [Platelets]

    Abstract

    How to prioritize and manage your research projects
    REVIEWS

    Current Progress in the Creation, Characterization, and Application of Human Stem Cell-Derived In Vitro Neuromuscular Junction Models

    The authors outline the current progress towards fully PSC-derived in vitro co-culture models of the human neuromuscular junction and discuss future directions and challenges that must be overcome in order to create reproducible fully PSC-derived models that can be used for developmental studies, disease modeling, and drug testing.
    [Stem Cell Reviews and Reports]

    AbstractGraphical Abstract

    JMJD3: A Critical Epigenetic Regulator in Stem Cell Fate

    JMJD3 has been found to enhance self-renewal ability and reduce the differentiation capacity of ESCs and multipotent stem cells. Investigators discuss the recent advances of JMJD3 function in stem cell fate.
    [Cell Communication and Signaling]

    Full Article

    INDUSTRY AND POLICY NEWS

    $6.3 Million for Ground-Breaking Stem Cell Research Projects

    Researchers from the University of Sydney have been awarded $6.3 million for three projects which will address stem cell derived-retinal organoids for blindness in adults, iPSC derived cardiomyocytes for chronic heart failure, and help to improve decisions about access to stem cell interventions.
    [The University of Sydney]

    Press Release

    FEATURED EVENT

    11th World Congress on Alternatives and Animal Use in the Life Sciences

    August 23 – September 2, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Assistant, Associate, or Full Professor – Stem Cell Biology and Regenerative/Restorative Medicine

    Stanford University – Palo Alto, California, United States

    Postdoctoral Researcher – Induced Pluripotent Stem Cells

    Karolinska Institutet – Flemingsberg, Sweden

    Postdoctoral Fellow – Modeling of Cardiac Disease

    University of Pittsburgh – Pittsburgh, Pennsylvania, United States

    Postdoctoral Fellow – Moyamoya Research

    Stanford University – Palo Alto, California, United States

    Chief Scientific Officer – Fibroblasts and Stem Cells

    FibroBiologics – Houston, Texas, United States

    > See All Jobs

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