ESC & iPSC News Volume 18.18 | May 10 2023

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    2023-05-10 | ESC 18.18


    ESC & iPSC News by STEMCELL Technologies
    Vol. 18.18 – 10 May, 2023
    TOP STORY

    Hypoimmune Induced Pluripotent Stem Cells Survive Long Term in Fully Immunocompetent, Allogeneic Rhesus Macaques

    Researchers generated mouse and human hypoimmune pluripotent stem cells by depleting HLA class I and II molecules and overexpressing CD47.
    [Nature Biotechnology]

    Full ArticlePress Release
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    PUBLICATIONSRanked by the impact factor of the journal

    Deriving Schwann Cells from hPSCs Enables Disease Modeling and Drug Discovery for Diabetic Peripheral Neuropathy

    The authors presented a strategy for deriving Schwann cells (SCs) from hPSCs that enabled comprehensive studies of SC development, physiology, and disease.
    [Cell Stem Cell]

    Full ArticleGraphical Abstract

    Acoel Single-Cell Atlas Reveals Expression Dynamics and Heterogeneity of Adult Pluripotent Stem Cells

    Investigators applied single-cell RNA sequencing to profile transcriptional cell states of the acoel worm Hofstenia miamia during postembryonic development and regeneration.
    [Nature Communications]

    Full Article

    Establishment of Bovine Trophoblast Stem Cells

    The authors reported that a chemical cocktail, previously developed for extended PSCs in mice and humans, enabled de novo derivation and long-term culture of bovine trophoblast stem cells.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Rescue of GM3 Synthase Deficiency by Spatially Controlled, rAAV-Mediated ST3GAL5 Delivery

    Scientists showed that a first-generation recombinant adeno-associated virus (rAAV)-ST3GAL5 replacement vector using a ubiquitous promoter restored tissue ST3GAL5 expression and normalized cerebral gangliosides in patient-derived induced PSC neurons and brain tissue from St3gal5-KO mice.
    [JCI Insight]

    Full ArticleGraphical Abstract

    BCL2 Is a Major Regulator of Haploidy Maintenance in Murine Embryonic Stem Cells

    Researchers showed that overexpression of an antiapoptosis gene, BCL2, in haploid ESCs robustly ensures their haploidy maintenance in various situations, even under strict differentiation in vivo.
    [Cell Proliferation]

    Full Article

    Deconvolution of Spatial Sequencing Provides Accurate Characterization of hESC-Derived DA Transplants In Vivo

    Researchers presented spatial transcriptomics analysis of fully differentiated grafts in their host tissue. They observed that cells derived from human embryonic stem cells (hESC) in the grafts adopted mature dopaminergic signatures.
    [Molecular Therapy-Methods & Clinical Development]

    AbstractFull ArticleGraphical Abstract

    Chemically Defined Production of Tri-Lineage Human iPSC-Derived Cardiac Spheroids

    Researchers presented protocols to illustrate the methods for conducting small-molecule-mediated differentiations of hiPSCs into cardiomyocytes, endothelial cells, and cardiac fibroblasts, as well as to assemble the fully integrated cardiac spheroids.
    [Current Protocols]

    Full Article

    Directing iPSC Differentiation into iTenocytes Using Combined Scleraxis Overexpression and Cyclic Loading

    The authors attempted to induce tenogenesis using stable Scleraxis (Scx) overexpression in combination with uniaxial mechanical stretch of iPSC-derived mesenchymal stromal-like cells.
    [Journal Of Orthopaedic Research]

    Abstract

    Organoids: Nature Research Round Table
    REVIEWS

    Human Pluripotent-Stem-Cell-Derived Organoids for Drug Discovery and Evaluation

    The authors provide an overview of the achievements and challenges in using hPSC-derived organoids to conduct relevant high-throughput, high-contentscreens and drug evaluation.
    [Cell Stem Cell]

    Full Article

    The RNA Cap Methyltransferases RNMT and CMTR1 Co-Ordinate Gene Expression during Neural Differentiation

    During neural differentiation, RNA guanine-7 methyltransferase (RNMT) was repressed and CMTR1 was up-regulated. RNMT promoted expression of the pluripotency-associated gene products; repression of the RNMT complex was required for repression of these RNAs and proteins during differentiation.
    [Biochemical Society Transactions]

    Full Article
    INDUSTRY AND POLICY NEWS

    Human Embryo Science: Can the World’s Regulators Keep Pace?

    Outside the Third International Summit on Human Genome Editing, protesters held banners that read “Stop designer babies” and “Never again to eugenics”, calling for a ban on human genome editing. It was a reminder of the ethical quandaries that embryo science and genome editing can present.
    [Nature News]

    Press Release

    Fake Scientific Papers Are Alarmingly Common

    When neuropsychologist Bernhard Sabel put his new fake-paper detector to work, he was “shocked” by what it found. After screening some 5000 papers, he estimates up to 34% of neuroscience papers published in 2020 were likely made up or plagiarized.
    [Science Insider]

    Press Release
    FEATURED EVENT

    Single Cell Biology: From Development to Cancer

    June 18 – 22, 2023
    Keystone, Colorado, United States

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    JOB OPPORTUNITIES

    Research Fellow – Single Cell Computational Epigenomics

    University of Western Australia – Perth, Australia

    Postdoctoral Fellow – Stem Cell and Regenerative Medicine

    Weill Cornell Medical College – New York, New York, United States

    Senior Associate – Cell and Organoid Biorepository

    Roche Institute of Translational Bioengineering – Zurich, Switzerland

    Research Assistant – Endocrine Pancreas Development

    University Hospital Carl Gustav Carus Dresden – Dresden, Germany

    Research Associate – Diabetic Human Pancreas Tissue

    University of Cambridge – Cambridge, England, United Kingdom

    > See All Jobs

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