ESC & iPSC News Volume 18.15 | Apr 19 2023

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    2023-04-19 | ESC 18.15


    ESC & iPSC News by STEMCELL Technologies
    Vol. 18.15 – 19 April, 2023
    TOP STORY

    Dynamic Changes in Heparan Sulfate Nanostructure in Human Pluripotent Stem Cell Differentiation

    Using expansion microscopy, researchers found striking changes in heparan sulfate nanostructure occured as human pluripotent stem cells differentiate, and these changes correlated with growth factor signaling.
    [ACS Nano]

    Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Transcriptomics of Hirschsprung Disease Patient-Derived Enteric Neural Crest Cells Reveals a Role for Oxidative Phosphorylation

    The authors identified a gene set of 118 genes commonly dysregulated in all patient enteric neural crest cells, and suggested HDAC1 may be a key regulator of these genes.
    [Nature Communications]

    Full Article

    RAF1 Deficiency Causes a Lethal Syndrome That Underscores RTK Signaling during Embryogenesis

    Scientists uncovered a homozygous p.Thr543Met variant segregating with a neonatal lethal syndrome with cutaneous, craniofacial, cardiac, and limb anomalies.
    [EMBO Molecular Medicine]

    Full ArticleGraphical Abstract

    Verification of Therapeutic Effect through Accelerator Mass Spectrometry Based Single Cell Level Quantification of hESC-Endothelial Cells Distributed into an Ischemic Model

    The authors induced human ESCs as endothelial cell (EC) lineage and produced high-purity ECs through fluorescence-activated cell sorting.
    [Advanced Healthcare Materials]

    Abstract

    Transient Suppression of SUMOylation in Embryonic Stem Cells Generates Embryo-Like Structures

    Investigators showed that mouse ESCs solely exposed to chemical inhibition of SUMOylation generate embryo-like structures comprising anterior neural and trunk-associated regions.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Differentiation of Astrocytes with Characteristics of Ventral Midbrain from Human Embryonic Stem Cells

    Researchers presented the generation and characterization of astrocytes from human ESCs with the characteristics of the ventral midbrain.
    [Stem Cell Reviews And Reports]

    AbstractGraphical Abstract

    A Multi-Omics Integrative Analysis Based on CRISPR Screens Re-Defines the Pluripotency Regulatory Network in ESCs

    After a CRISPR/Cas9-based functional genomics screen and integrative analysis with other functional genomes, transcriptomes, proteomes and epigenome data, an expanded pluripotency-associated gene set was obtained, and a new pluripotency gene regulatory network with nine sub-classes was constructed.
    [Communications Biology]

    Full Article

    MicroRNA-146a Promotes Embryonic Stem Cell Differentiation towards Vascular Smooth Muscle Cells through Regulation of Kruppel-like Factor 4

    Investigators determined the role of miR-146a in vascular smooth muscle cell (VSMC) differentiation from ESCs. Mouse ESCs were differentiated into VSMCs, and the cell extracts were analyzed by Western blotting and RT-qPCR.
    [Current Medical Science]

    Abstract

    CRISPR-Based Functional Genomics Screening in Human-Pluripotent-Stem-Cell-Derived Cell Types

    CRISPR-Cas9-based functional genomics screening offered a powerful approach to determine gene function in a high-throughput manner. With the maturation of stem cell technology, a variety of human cell types could be derived from human PSCs.
    [Cell Genomics]

    Full ArticleGraphical Abstract
    A Labroots 2021 Webinar: iPSCs As Models, Part 1: What Are Induced Pluripotent Stem Cells and How Do You Use Them?, presented by Dr. Anjana Nityanandam, Director of the Human Stem Cell Lab core facility at St. Jude Children’s Research Hospital. Click to Watch Now.
    REVIEWS

    Progress and Emerging Techniques for Biomaterial-Based Derivation of Mesenchymal Stem Cells (MSCs) from Pluripotent Stem Cells (PSCs)

    Investigators present a thorough review of the characteristics, functions, and clinical importance of MSCs. The existing sources of MSCs, including adult- and infant-based sources, are compared.
    [Biomaterials Research]

    Full Article

    Induction and Application of Human Naive Pluripotency

    The authors discuss their applications in studies of regulatory mechanisms involved in early developmental processes, including identification of molecular features, X chromosome inactivation modeling, transposable elements regulation, metabolic characteristics, and cell fate regulation.
    [Cell Reports]

    Full Article
    INDUSTRY AND POLICY NEWS

    UC San Diego Establishes Astrobiotechnology Hub to Further Stem Cell Research Efforts

    The Sanford Stem Cell Institute at UC San Diego has announced the launch of a collaborative Astrobiotechnology Hub to further advance space stem cell and molecular research in a new realm.
    [The Guardian]

    Press Release

    8.8 Million Euros for Accelerated Drug Repurposing for Rare Neurological Disorders

    The SIMPATHIC Consortium, led by the Radboud University Medical Center and Amsterdam UMC, has developed a new approach to expedite the use of existing drugs for groups of patients with rare neurological disorders.
    [Amsterdam UMC]

    Press Release

    FEATURED EVENT

    Diversity in a Dish: Pluripotent Stem Cells in Genetic Analysis and Disease Modeling

    May 23 – 25, 2023
    Bar Harbor, Maine, United States & Virtual

    > See All Events

    JOB OPPORTUNITIES

    Technologist – Pluripotent Stem Cell Core Facility

    STEMCELL Technologies, Inc. – Vancouver, British Columbia, Canada

    PhD Position – Biology and Nutrition

    Universit̩ de Lausanne РLausanne, Switzerland

    Manager – Scientific Marketing, Pluripotent Stem Cell Biology

    STEMCELL Technologies Inc. – Vancouver, British Columbia, Canada

    Assistant Professor – Stem Cells and Regenerative Medicine

    Ottawa Hospital Research Institute – Ottawa, Ontario, Canada

    Staff Scientist/Lab Manager – Muscle Development and Regeneration

    The University of Utah – Salt Lake City, Utah, United States

    > See All Jobs

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