Neural Cell News Volume 16.11 | Mar 23 2022

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    2022-03-23 | NCN 16.11


    Neural Cell News by STEMCELL Technologies
    Vol. 16.11 – 23 March, 2022
    TOP STORY

    Single-Cell Landscapes of Primary Glioblastomas and Matched Explants and Cell Lines Show Variable Retention of Inter- and Intratumor Heterogeneity

    Researchers analyzed bulk exome and single-cell genome and transcriptome profiles of 12 IDH wild-type GBMs, including two recurrent tumors, and of patient-derived explants and gliomasphere lines derived from these tumors.
    [Cancer Cell]

    Full ArticleGraphical Abstract

    Tumors Are 3D. Shouldn't Your In Vitro Model Be? Learn More.
    PUBLICATIONSRanked by the impact factor of the journal

    Differential Vulnerability of Adult Neurogenic Niches to Dosage of the Neurodevelopmental-Disorder Linked Gene Foxg1

    The authors reported that FOXG1 was expressed in the main adult neurogenic niches in mice, i.e. the hippocampal dentate gyrus and the subependymal zone/olfactory bulb system, where neurogenesis of glutamatergic and GABAergic neurons persisted into adulthood.
    [Molecular Psychiatry]

    Full Article

    Genome-Wide Maps of Nucleolus Interactions Reveal Distinct Layers of Repressive Chromatin Domains

    Scientists established DamID- and HiC-based methodologies to generate accurate genome-wide maps of nucleolar associated domains in ESCs and neural progenitor cells, revealing layers of genome compartmentalization with distinct, repressive chromatin states.
    [Nature Communications]

    Full Article

    Hypoxia-Induced GLT8D1 Promotes Glioma Stem Cell Maintenance by Inhibiting CD133 Degradation through N-Linked Glycosylation

    Depletion of glycosyltransferase 8 domain containing 1 (GLT8D1) inhibited self-renewal of glioma stem cells in vitro and repressed tumor growth in glioma mouse models.
    [Cell Death & Differentiation]

    Abstract

    HNF4A-AS1-Encoded Small Peptide Promotes Self-Renewal and Aggressiveness of Neuroblastoma Stem Cells via eEF1A1-Repressed SMAD4 Transactivation

    The authors suggested that hepatocyte nuclear factor 4 alpha antisense RNA 1 (HNF4A-AS1)-encoded small 51-amino acid peptide promoted self-renewal and aggressive features of neuroblastoma stem cells by eEF1A1-repressed SMAD family member 4 (SMAD4) transactivation.
    [Oncogene]

    Abstract

    Transcriptional Control of Retinal Ganglion Cell Death after Axonal Injury

    RNA was isolated from the retinas of wild-type mice and mice deficient in Jun, Ddit3, and both Jun and Ddit3 three days after mechanical optic nerve crush injury.
    [Cell Death & Disease]

    Full Article

    Adipose Stem Cell-Derived Extracellular Vesicles Ameliorates Corticosterone-Induced Apoptosis in the Cortical Neurons via Inhibition of ER Stress

    Investigators showed that adipose stem cell-derived extracellular vesicles exerted antiapoptotic effects by inhibiting endoplasmic reticulum (ER) stress in corticosterone-induced cortical neurons.
    [Stem Cell Research & Therapy]

    Full Article

    Neuronal F-Box Protein FBXO41 Regulates Synaptic Transmission and Hippocampal Network Maturation

    Cultured Fbxo41 null mutant neurons had normal morphology and showed no signs of degeneration. Single cell electrophysiology showed a lower synaptic vesicle release probability in excitatory neurons.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    In Vitro Engineered Human Cerebral Tissues Mimic Pathological Circuit Disturbances in 3D

    By promoting matrix-supported active cell reaggregation, researchers engineered multiregional cerebral tissues with intact 3D neuronal networks and functional interconnectivity characteristic of brain networks.
    [Communications Biology]

    Full Article

    Scientific resources to support your hematopoiesis research. Learn More!
    REVIEWS

    Sphingolipid Control of Cognitive Functions in Health and Disease

    Considering sphingolipids as a trigger mechanism for learning and memory under physiological and pathological conditions, a principally new class of lipid-based preventive and therapeutic approaches to target cognitive impairments and dementias is emerging.
    [Progress in Lipid Research]

    Abstract

    Solving Neurodegeneration: Common Mechanisms and Strategies for New Treatments

    The authors summarize important discussion points with emphasis on the research areas that are most innovative and promising in the treatment of neurodegeneration yet require further development.
    [Molecular Neurodegeneration]

    Full Article

    INDUSTRY AND POLICY NEWS

    GLOBAL Applauds Final Action on FY2022 Federal Spending Law that Includes $10 Million Increase for NIH Down Syndrome Research through the INCLUDE Initiative

    On March 15, 2022, President Biden signed into law the $1.5 trillion fiscal year 2022 omnibus federal spending bill which includes a $10 million increase in Down syndrome research funding at the National Institutes of Health (NIH) above last fiscal year’s funding level.
    [Global Down Syndrome Foundation]

    Press Release

    FEATURED EVENT

    EHA-SWG Scientific Meeting

    April 7 – April 9
    Rome, Italy & Virtual

    > See All Events

    JOB OPPORTUNITIES

    Canadian Excellence Research Chair – Metabolism and the Brain

    McGill University – Montreal, Quebec, Canada

    Principal Investigator Positions – Functional Neurobiology

    Flanders Institute for Biotechnology – Antwerp, Belgium

    Professorship – Dementias and Neurodegenerative Diseases

    University of Bern – Bern, Switzerland

    Principal Scientific Researcher – Cell and Tissue Genomics

    Genentech, Inc. – South San Francisco, California, United States

    Postdoctoral Associate – Neuroscience/Genetics

    Baylor College of Medicine – Houston, TX, United States

    > See All Jobs

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