ESC & iPSC News Volume 18.09 | Mar 08 2023

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    2023-03-08 | ESC & iPSC 18.09


    ESC & iPSC News by STEMCELL Technologies
    Vol. 18.09 – 8 March, 2023
    TOP STORY

    De Novo Generation of Pulmonary Ionocytes from Normal and Cystic Fibrosis Human Induced Pluripotent Stem Cells

    Scientists generated pulmonary ionocytes from normal and cystic fibrosis human induced pluripotent stem cells.
    [American Journal of Respiratory and Critical Care Medicine]

    Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Loss of MLL3/4 Decouples Enhancer H3K4 Monomethylation, H3K27 Acetylation, and Gene Activation during Embryonic Stem Cell Differentiation

    Researchers evaluated the impact of MLL3/4 loss on chromatin and transcription during early differentiation of mESCs. They found that MLL3/4 activity was required at most if not all sites that gained or lost H3K4me1 but was largely dispensable at sites that remained stably methylated during this transition.
    [Genome Biology]

    Full Article

    The Wnt/TCF7L1 Transcriptional Repressor Axis Drives Primitive Endoderm Formation by Antagonizing Naive and Formative Pluripotency

    The authors demonstrated that transcriptional repression exerted by Wnt/TCF7L1 promoted primitive endoderm differentiation of mESCs and in preimplantation inner cell mass.
    [Nature Communications]

    Full Article

    Efficient Correction of ABCA4 Variants by CRISPR/Cas9 in hiPSCs Derived from Stargardt Disease Patients

    Investigators showed precise correction of two ABCA4 pathogenic variants in hiPSCs from two unrelated patients affected with Stargardt disease. Gene editing was achieved with no detectable off-target genomic alterations.
    [Molecular Therapy – Nucleic Acids]

    AbstractGraphical Abstract

    Transposable Elements Activation Triggers Necroptosis in Mouse Embryonic Stem Cells

    Scientists reported that the reactivation of transposable elements upon SETDB1 knockout was responsible for the RIPK3 regulation through both cis and trans mechanisms.
    [Cell Death & Disease]

    Full Article

    Very Small Embryonic-Like Stem Cells Transform into Cancer Stem Cells and Are Novel Candidates for Detecting/Monitoring Cancer by a Simple Blood Test

    Researchers hypothesized that pluripotent, endogenous, tissue-resident, very small embryonic-like stem cells that existed in small numbers in all adult tissues, exited from their quiescent state due to epigenetic changes in response to various insults and transformed into cancer stem cells to initiate cancer.
    [Stem Cells]

    AbstractGraphical Abstract

    Nicotine Reduces ROS and Enhances Cell Proliferation via the α4 Nicotinic Acetylcholine Receptor Subunit in Human Induced Pluripotent Stem Cells

    After expression levels of nicotinic acetylcholine receptor (nAChR) subunits in hiPSCs were determined, the effects of the nAChR agonist, nicotine, on undifferentiated hiPSCs were evaluated using a Clariom S Array. Investigators also determined the effect of nicotine alone and with a nAChR subunit antagonist on hiPSC cells.
    [Stem Cells and Development]

    Abstract

    International Evaluation Study of a Highly Efficient Culture Assay for Detection of Residual Human Pluripotent Stem Cells in Cell Therapies

    The Health and Environmental Sciences Institute Cell Therapy-TRAcking, Circulation, and Safety Technical Committee launched an international, multisite study to evaluate the sensitivity and reproducibility of the highly efficient culture assay, an in vitro assay to detect residual undifferentiated hPSCs in cell therapy products.
    [Regenerative Medicine]

    Abstract

    Inhibition of TGF-β Pathway Improved the Pluripotency of Porcine Pluripotent Stem Cells

    Scientists elucidated the role of the TGF-β signaling pathway in PeNK6 through adding small molecule inhibitors, SB431542 or A83-01, into the original culture medium and analyzing the expression and activity of key factors involved in the TGF-β signaling pathway.
    [In Vitro Cellular & Developmental Biology – Animal]

    Abstract

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    REVIEWS

    Cell Therapy for Parkinson’s Disease with Induced Pluripotent Stem Cells

    In the context of immune rejection, there are several modes of stem cell-based therapies. The authors discuss several practical points of stem cell-based therapies for Parkinson’s disease.
    [Inflammation and Regeneration]

    Abstract

    INDUSTRY AND POLICY NEWS

    UK Scientists Hope to Regain Access to EU Grants after Northern Ireland Deal

    Researchers in the United Kingdom (UK) breathed a cautious sigh of relief after the government struck a deal with the European Union (EU) to fix post-Brexit disputes over issues including trade across Northern Ireland’s border.
    [ScienceInsider]

    Press Release
    FEATURED EVENT

    Understanding Cell Behavior and Communication

    April 30 – May 5, 2023
    Barga, Italy

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    JOB OPPORTUNITIES

    Postdoctoral Fellow – Cardiovascular Metabolism

    The University of British Columbia – Vancouver, British Columbia, Canada

    Postdoc Positions – Cardiovascular Biology, Stem Cell Biology, Immunology, or Tissue Engineering

    Yale School of Medicine – New Haven, Connecticut, United States

    Managing Director – Organoid Development Core Facility

    Rutgers Biomedical and Health Sciences – New Brunswick, New Jersey, United States

    Postdoctoral Position – Alzheimer’s Disease & Protein Aggregation Research

    University of Luxembourg – Esch-sur-Alzette, Luxembourg

    Postdoctoral Project Research Scientist – Mitochondrial and Neuronal Biology

    Francis Crick Institute – London, England, United Kingdom

    > See All Jobs

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