ESC & iPSC News Volume 18.28 | July 19 2023

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    2023-07-19 | ESC & iPSC 18.28


    ESC & iPSC News by STEMCELL Technologies
    Vol. 18.28 – 19 July, 2023
    TOP STORY

    Protein Ligand and Nanotopography Separately Drive the Phenotype of Mouse Embryonic Stem Cells

    Scientists compared in vitro signals from laminin (LN-511) and/or topographic cues to maintain stemness, using systematically-varied submicron pillar patterns or flat surfaces with or without preadsorbed LN-511.
    [Biomaterials]

    AbstractGraphical Abstract
    View tips on how to organize your lab bench space.
    PUBLICATIONSRanked by the impact factor of the journal

    DPPA5A Suppresses the Mutagenic TLS and MMEJ Pathways by Modulating the Cryptic Splicing of Rev1 and Polq in Mouse Embryonic Stem Cells

    Researchers showed that many DNA damage response and repair genes displayed differential alternative splicing in mouse ESCs compared to differentiated cells.
    [Proceedings Of The National Academy Of Sciences Of The United States Of America]

    Abstract

    A Defined Roadmap of Radial Glia and Astrocyte Differentiation from Human Pluripotent Stem Cells

    The authors reported controlled glial differentiation from hPSCs that bypassed neurogenesis, which otherwise preceded astrogliogenesis during brain development and in vitro differentiation.
    [Stem Cell Reports]

    Full ArticleGraphical Abstract

    Restricting Epigenetic Activity Promotes the Reprogramming of Transformed Cells to Pluripotency in a Line-Specific Manner

    Scientists generated a systematic panel of transformed mouse embryonic fibroblasts using oncogenic transgenes and discovered transformed cell lines compatible with reprogramming when transfected with Oct4/Sox2/Klf4/Myc.
    [Cell Death Discovery]

    Full Article

    Derivation and Characteristics of Induced Pluripotent Stem Cells from a Patient with Acute Myelitis

    Investigators derived skin fibroblasts from a patient with acute myelitis (P-HAF) and then reprogrammed P-HAF cells to iPSCs using eight exogenous factors.
    [Frontiers in Cell and Developmental Biology]

    Full Article

    Human Endometrium Derived Induced Pluripotent Stem Cells Are Amenable to Directed Erythroid Differentiation

    Discarded endometrial tissues were obtained from women receiving hysterectomy in their fourth and fifth decade due to benign uterine conditions. pCE-Sox2, Oct4, Klf4, L-Myc and Lin28 episomal vectors were used to electrotransfect the endometrial stromal cells.
    [Tissue Engineering and Regenerative Medicine]

    Full Article

    Stage-Specific Requirement for m6A RNA Methylation during Cardiac Differentiation of Pluripotent Stem Cells

    Scientists found that core components of N6-methyl-adenosine (m6A) methyltransferase decreased during cardiomyocyte differentiation.
    [Differentiation]

    Abstract

    Arachidonic Acid Modulates the Cellular Energetics of Human Pluripotent Stem Cells and Protects the Embryoid Bodies from Embryotoxicity Effects In Vitro

    As early embryogenesis depends on arachidonic acid (AA), researchers investigated the embryo protective effects of AA against the embryotoxic drug valproic acid. They studied the effects of AA on the proliferation and cell cycle parameters of PSCs.
    [Reproductive Toxicology]

    AbstractGraphical Abstract

    Establishment of Induced Pluripotent Stem Cells Derived from Patients and Healthy Siblings of a Nevoid Basal Cell Carcinoma Syndrome Family

    Investigators generated hiPSCs using peripheral blood mononuclear cells derived from the patients and healthy siblings of familial nevoid basal cell carcinoma syndrome with the novel mutation in PTCH1_c.3298_3299insAAG in the feeder- and serum-free culture conditions.
    [In Vitro Cellular & Developmental Biology – Animal]

    Full Article
    Facts Vs. claims. Three scientists peer reviewed a life science vendor to get to the truth. See for yourself.
    REVIEWS

    Human Trophoblast Stem Cell-State Acquisition from Pluripotent Stem Cells and Somatic Cells

    The authors summarize recent advances in the derivation of human trophoblast stem cells (hTSCs), with a focus on derivation from naive and primed hPSCs, as well as via reprogramming of somatic cells into induced hTSCs.
    [Current Opinion in Genetics & Development]

    Abstract
    INDUSTRY AND POLICY NEWS

    Qihan Biotech Announces NMPA Approval of Investigational New Drug (IND) Application for QN-019a, a Multi-locus Gene-Editing Cell Therapy Product to Treat CD19-positive B-Cell Lymphoma

    Hangzhou Qihan Biotech Co., Ltd. announced that the National Medical Products Administration (NMPA) approved its clinical trial application for the product QN-019a. It is the first IND approved in China for a gene-edited iPSC-derived cell therapy product.
    [Qihan Biotech (Businesswire)]

    Press Release
    FEATURED EVENT

    5th TIL Therapies Summit

    October 2 – 4, 2023
    Boston, Massachusetts, United States

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    JOB OPPORTUNITIES

    Postdoctoral/Research Scientists – Cardiovascular Biology

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

    PhD Scholarship – Organ Bioprinting

    University of Galway – Galway, Ireland

    PhD Position – Epigenetics & β Cells

    University of Southern Denmark – Odense, Denmark

    Postdoctoral Researcher – Neurodegenerative Models Using iPSCs

    The Buck Institute – San Francisco, California, United States

    Postdoctoral Research Associate – Hematopoietic Stem and Progenitor Cells

    University Hospital RWTH Aachen – Aachen, Germany

    > See All Jobs

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