Neural Cell News Volume 15.06 | Feb 17 2021

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    2021-02-17 | NCN 15.06


    Neural Cell News by STEMCELL Technologies
    Vol. 15.06 – 17 February, 2021
    TOP STORY

    Reintroduction of the Archaic Variant of NOVA1 in Cortical Organoids Alters Neurodevelopment

    To investigate the functional importance of an amino acid change in humans, investigators reintroduced the archaic allele into human induced pluripotent cells using genome editing and then followed their neural development through cortical organoids.
    [Science]

    AbstractPress ReleaseGraphical Abstract

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    PUBLICATIONSRanked by the impact factor of the journal

    Dectin-1 Limits Autoimmune Neuroinflammation and Promotes Myeloid Cell-Astrocyte Crosstalk via Card9-Independent Expression of Oncostatin M

    Myeloid cells mediated the pro-resolution function of Dectin-1 in experimental autoimmune encephalomyelitis with enhanced gene expression of the neuroprotective molecule, Oncostatin M, through a Card9-independent pathway, mediated by the transcription factor NFAT.
    [Immunity]

    AbstractGraphical Abstract

    Tumor Hypoxia Represses γδ T Cell-Mediated Antitumor Immunity against Brain Tumors

    Scientists discovered that brain tumor cells had a particularly high demand for oxygen, which affected γδ T cell-mediated antitumor immune responses but not those of conventional T cells.
    [Nature Immunology]

    Abstract

    Single-Cell Transcriptomic Analysis of the Adult Mouse Spinal Cord Reveals Molecular Diversity of Autonomic and Skeletal Motor Neurons

    The authors profiled 43,890 single-nucleus transcriptomes from the adult mouse spinal cord using fluorescence-activated nuclei sorting to enrich motor neuron nuclei.
    [Nature Neuroscience]

    Abstract

    Decoding Neuronal Composition and Ontogeny of Individual Hypothalamic Nuclei

    Researchers showed that combinatorial T-box 3, orthopedia homeobox (OTP), and distal-less homeobox (DLX) expression delineated all arcuate nucleus neurons and defined four distinct subpopulations, whereas combinatorial NKX2.1/SF1 and OTP/DLX expression identified ventromedial hypothalamus and tuberal nucleus neuronal subpopulations, respectively.
    [Neuron]

    AbstractGraphical Abstract

    Mechanisms of Stearoyl CoA Desaturase Inhibitor Sensitivity and Acquired Resistance in Cancer

    Investigators report the unexpected finding that median expression of stearoyl CoA desaturase was low in glioblastoma relative to the normal brain due to hypermethylation and unintentional monoallelic co-deletion with phosphatase and tensin homolog in a subset of patients.
    [Science Advances]

    Full Article

    Tumor Cell Plasticity, Heterogeneity, and Resistance in Crucial Microenvironmental Niches in Glioma

    Scientists identified NOTCH1 as a central switch between the perivascular niche and network niche in glioma and demonstrated robust cross-compensation when only one niche was targeted.
    [Nature Communications]

    Full Article

    MicroRNA-33 Maintains Adaptive Thermogenesis via Enhanced Sympathetic Nerve Activity

    Adaptive thermogenesis is essential for survival and therefore is tightly regulated by a central neural circuit. Investigators showed that miR-33 in the brain was indispensable for adaptive thermogenesis.
    [Nature Communications]

    Full Article

    The Immune-Inflammatory Response of Oligodendrocytes in a Murine Model of Preterm White Matter Injury: The Role of TLR3 Activation

    Researchers focused on toll-like receptor-3 (TLR3) that was activated by double-strand RNA and promoted neuroinflammation.
    [Cell Death & Disease]

    Full Article

    Neuroinflammation Induces Synaptic Scaling through IL-1β-Mediated Activation of the Transcriptional Repressor REST/NRSF

    The authors analyzed RE1-silencing transcription factor (REST) in neuroblastoma cells and mouse cortical neurons treated with activated T cell or microglia supernatant and distinct pro-inflammatory cytokines.
    [Cell Death & Disease]

    Full Article

    MiR-18a Promotes Glioblastoma Development by Down-Regulating ALOXE3-Mediated Ferroptotic and Anti-Migration Activities

    Researchers explored the expression and functional roles of lipoxygenases (LOXs) in the development of glioblastoma (GBM). They showed that ALOXE3 was markedly down-regulated in human GBM.
    [Oncogenesis]

    Full Article

    Revealing Tissue-Specific SARS-CoV-2 Infection and Host Responses Using Human Stem Cell Derived Lung and Cerebral Organoids

    The authors generated human iPSCs-derived lung organoids, cerebral organoids, neural progenitor cells, neurons, and astrocytes.
    [Stem Cell Reports]

    AbstractFull ArticleGraphical Abstract

    The complex genettics of schizophrenia are unclear. So she developed a new approach.
    REVIEWS

    Reactive Astrocyte Nomenclature, Definitions, and Future Directions

    Investigators spur the discovery of astrocyte-based biomarkers as well as astrocyte-targeting therapies that abrogate detrimental actions of reactive astrocytes, potentiate their neuro- and glioprotective actions, and restore or augment their homeostatic, modulatory, and defensive functions.
    [Nature Neuroscience]

    Abstract

    Functional Patient-Derived Cellular Models for Neuropsychiatric Drug Discovery

    Scientists discuss a novel strategy for neuropsychiatric drug discovery that aims to address limitations by identifying disease-related functional responses in a variety of patient-derived cells, such as induced pluripotent stem cell-derived neurons and organoids or peripheral blood mononuclear cells.
    [Translational Psychiatry]

    Full Article

    INDUSTRY AND POLICY NEWS

    University of Pittsburgh School of Medicine Launches Neurological Imaging and Therapeutics Center

    The University of Pittsburgh School of Medicine announced the launch of the Alba Tull Center for Neuro Imaging and Therapeutics.
    [University of Pittsburgh]

    Press Release

    FDA Fast Track, ODD, and RPDD Designations for FBX-101 Gene Therapy for Patients with Krabbe Disease

    Forge Biologics, Inc. announced that the FDA has granted Fast Track, Orphan Drug, and Rare Pediatric Disease (RPD) designations to FBX-101 for the treatment of patients with Krabbe disease. Forge is now actively recruiting patients for enrollment in the RESKUE phase I/II clinical trial of FBX-101, a novel, first-in-human AAV gene therapy for the disease.
    [Forge Biologics, Inc.]

    Press Release

    FEATURED EVENT

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    JOB OPPORTUNITIES

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    The Francis Crick Institute – London, England, United Kingdom

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    Cleveland Clinic – Cleveland, Ohio, United States

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    Institute of Physiology – Prague, Czech Republic

    Science Project Manager – Neuroscience

    University of California, San Francisco – San Fancisco, California, United States

    Postdoctoral Research Fellow – Scaffold-Based 3D Model of Neurodegeneration

    Merck Sharp and Dohme Limited – London, England, United Kingdom

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