ESC & iPSC News Volume 18.23 | Jun 14 2023

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    2023-06-14 | ESC & IPSC 18.23


    ESC & iPSC News by STEMCELL Technologies
    Vol. 18.23 – 14 June, 2023
    TOP STORY

    Pluripotency-Independent Induction of Human Trophoblast Stem Cells from Fibroblasts

    Investigators explored whether the human trophoblast stem cells state could be induced independently of pluripotency, and what were the mechanisms underlying its acquisition.
    [Nature Communications]

    Full Article
    Webinar on Modeling arrhythmias using hPSC-derived cardiomyocytes
    PUBLICATIONSRanked by the impact factor of the journal

    Directed Differentiation of Mouse Pluripotent Stem Cells into Functional Lung-Specific Mesenchyme

    Researchers generated a mouse-iPSC line carrying a lung-specific mesenchymal reporter/lineage tracer. They identified the pathways necessary to specify lung mesenchyme.
    [Nature Communications]

    Full ArticlePress Release

    A Village in a Dish Model System for Population-Scale hiPSC Studies

    The authors showed the utility of village models, demonstrating how cells could be assigned to an iPSC line using single-cell sequencing and illustrating that the genetic, epigenetic, or induced PSC line-specific effects explained a large percentage of gene expression variation for many genes.
    [Nature Communications]

    Full ArticlePress Release

    Culture Conditions of Mouse ESCs Impact the Tumor Appearance In Vivo

    Scientists systematically compared the effects of various culture conditions on the pluripotency and cell fate in vivo of mouse ESCs by tetraploid embryo complementation assay.
    [Cell Reports]

    Full ArticleGraphical Abstract

    SRSF3 Shapes the Structure of miR-17-92 Cluster RNA and Promotes Selective Processing of miR-17 and miR-20a

    Data suggested a model where serine-arginine rich splicing factor 3 (SRSF3) binding, and potentially its RS-domain interactions, may facilitate an RNA structure that promoted miR-17-92 processing.
    [EMBO Reports]

    Full ArticleGraphical Abstract

    Combined Lineage Tracing and scRNA-Seq Reveals Unexpected First Heart Field Predominance of Human iPSC Differentiation

    The authors described the development of a TBX5/MYL2 lineage tracing reporter system that allowed for the identification of FHF- progenitors and their descendants including left ventricular cardiomyocytes.
    [eLife]

    Full Article

    TRPA1 Promotes the Maturation of Embryonic Stem Cell-Derived Cardiomyocytes by Regulating Mitochondrial Biogenesis and Dynamics

    The activity and expression of transient receptor potential ankyrin 1 (TRPA1) in ESC-cardiomyocytes was modulated by pharmacological or molecular approaches. Knockdown or overexpression of genes was done by infection of cells with adenoviral vectors carrying the gene of interest as a gene delivery tool.
    [Stem Cell Research & Therapy]

    Full Article

    Nutritional Requirements of Human Induced Pluripotent Stem Cells

    Building on prior work that established the suitable non-basal medium components for hiPSC growth, investigators developed a simplified basal medium consisting of just 39 components.
    [Stem Cell Reports]

    Full Article

    Exogenously Delivered iPSCs Disrupt the Natural Repair Response of Endogenous MPCs after Bone Injury

    Researchers determined the interaction between exogenous and endogenous stem cells during bone healing using a standardized burr-hole bone injury model in a mesenchymal progenitor cell lineage-tracing mouse under normal homeostatic and osteoporotic conditions.
    [Scientific Reports]

    Full Article

    Induced Pluripotent and CD34+ Stem Cell Derived Myeloid Cells Display Differential Responses to Particle and Dust Mite Exposure

    iPSC derived macrophage and dendritic like cells were compared to CD34+ hematopoietic stem cell derived populations using transcriptomic analysis.
    [Scientific Reports]

    Full Article
    Organoids: Nature Research Round Table
    REVIEWS

    Pluripotent Stem Cell-Derived Dopaminergic Neurons for Studying Developmental Neurotoxicity

    The authors review and propose approaches in utilizing PSCs for screening of the impact of environmental chemicals on the development of dopaminergic neurons. Related techniques and gaps in knowledge are also addressed.
    [Stem Cell Reviews And Reports]

    Full ArticleGraphical Abstract
    INDUSTRY AND POLICY NEWS

    NIH Mandate That Foreign Partners of US Scientists Regularly Submit All Data Stirs Outcry

    Many U.S. biomedical researchers and their collaborators abroad are reacting with alarm to a new NIH requirement that foreign groups send their NIH partners copies of their lab notebooks and other raw data at least every few months.
    [Science Insider]

    Editorial
    FEATURED EVENT

    Stem Cells, Cell Therapies, and Bioengineering in Lung Biology and Diseases

    July 17 – 20, 2023
    Burlington, Vermont, United States

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    JOB OPPORTUNITIES

    Technician/Senior Technician – Stem Cell Biology & Functional Genomics

    Human Technopole – Milan, Italy

    Research Associate – Chromatin Remodeling in PSCs

    University of Cambridge – Cambridge, England, United Kingdom

    Postdoctoral Associate – Chromatin Mechanisms

    Virginia Tech – Washington, DC, United States

    Technical Associate – iPSCs, CRISPR

    Massachusetts Institute of Technology – Cambridge, Massachusetts, United States

    Assistant/Associate Professor – Genome Editing and Therapeutics

    Center for Disease Neurogenomics at the Icahn School of Medicine – Manhattan, New York, United States

    > See All Jobs

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