Neural Cell News Volume 16.00 | Jan 5 2022

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    2021-01-05 | NCN 16.00


    Neural Cell News by STEMCELL Technologies
    Vol. 16.00 – 5 January, 2022
    TOP STORY

    Inactivating Celsr2 Promotes Motor Axon Fasciculation and Regeneration in Mouse and Human

    Scientists showed that Celsr2 was highly expressed in both mouse and human spinal motoneurons. Celsr2 knockout promoted axon regeneration and fasciculation in mouse cultured spinal explants.
    [Brain]

    Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Ddx20, an Olig2 Binding Factor, Governs the Survival of Neural and Oligodendrocyte Progenitor Cells via Proper Mdm2 Splicing and p53 Suppression

    Researchers demonstrated that a novel Olig2-binding protein, DEAD-box helicase 20 (Ddx20), was indispensable for the survival of neural progenitor cells and oligodendrocyte progenitor cells.
    [Cell Death & Differentiation]

    Full Article

    Combination of Tucatinib and Neural Stem Cells Secreting Anti-HER2 Antibody Prolongs Survival of Mice with Metastatic Brain Cancer

    The authors engineered the highly migratory and brain tumor tropic human neural stem cells LM-NSC008 (LM008) to continuously secrete high amounts of functional, stable, full-length antibodies against human epidermal growth factor receptor 2 (HER2) without compromising the stemness of LM008 cells.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Full Article

    miR-99b-5p, miR-380-3p and miR-485-3p Are Novel Chemosensitizing miRNAs in High-Risk Neuroblastoma

    A functional screen of over 1200 miRNA mimics was conducted in neuroblastoma cell lines to discover miRNAs which sensitized cells to low doses of doxorubicin and vincristine chemotherapy used in the treatment of the disease.
    [Molecular Therapy]

    AbstractGraphical Abstract

    SPI1-Induced Downregulation of FTO Expression Promotes Glioblastoma Progression by Regulating Pri-miR-10a Processing in an m6A-Dependent Manner

    Scientists found that decreased function of fat mass and obesity-associated protein (FTO) expression in clinical specimens correlated with higher glioma grades and poorer clinical outcomes. Functionally, FTO inhibited growth and invasion in glioblatoma cells in vitro and in vivo.
    [Molecular Therapy-Nucleic Acids]

    AbstractFull ArticleGraphical Abstract

    Endogenous Levels of Alpha-Synuclein Modulate Seeding and Aggregation in Cultured Cells

    Using stable cell lines expressing alpha-synuclein, the authors examined the correlation between endogenous alpha-synuclein levels and the seeding propensity by exogenous alpha-synuclein preformed fibrils.
    [Molecular Neurobiology]

    Full Article

    Mechanism of miR-132-3p Promoting Neuroinflammation and Dopaminergic Neurodegeneration in Parkinson’s Disease

    Investigators collected evidence in both cell models and mouse models and showed the effect of miR-132-3p in enhancing the activation of microglial cells and the loss of microglia cells, which was achieved by mediating GLRX.
    [eNeuro]

    AbstractFull Article

    Pediatric Brain Tumor Cell Lines Exhibit miRNA-Depleted, Y RNA-Enriched Extracellular Vesicles

    Scientists isolated extracellular vesicles from medulloblastoma and diffused infiltrative pontine glioma patient-derived cell lines and explored the small ncRNA transcriptome.
    [Journal of Neuro-Oncology]

    Abstract

    EGF Downregulates Presynaptic Maturation and Suppresses Synapse Formation In Vitro and In Vivo

    Researchers showed that epidermal growth factor (EGF) negatively regulated presynaptic maturation and synapse formation. In cortical neurons, EGF maintained axon elongation and reduced the sizes of growth cones in culture.
    [Neurochemical Research]

    Abstract

    KIF5C Deficiency Causes Abnormal Cortical Neuronal Migration, Dendritic Branching, and Spine Morphology in Mice

    Investigators observed high KIF5C expression in neurons during the early developmental stage in mice and the human brain. Kif5c deficiency resulted in disturbed cortical neuronal migration, dendritic, and spine growth.
    [Pediatric Research]

    Abstract
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    REVIEWS

    Psychosis in Alzheimer Disease — Mechanisms, Genetics and Therapeutic Opportunities

    The authors highlight the latest findings in genomics, neuroimaging and neurobiology that are informing approaches to drug discovery and repurposing and also explore trial data for pimavanserin, a novel agent that shows promise for the treatment of psychosis in people with dementia.
    [Nature Reviews Neurology]

    Full Article

    Large-Scale Neural Recordings Call for New Insights to Link Brain and Behavior

    Scientists describe emerging tools and technologies being used to probe large-scale brain activity and new approaches to characterize behavior in the context of such measurements.
    [Nature Neuroscience]

    Abstract

    LRRK2 and Idiopathic Parkinson’s Disease

    Investigators describe how oxidative stress and endolysosomal dysfunction, both of which occur in idiopathic Parkinson’s disease, can activate non-mutated leucine-rich repeat kinase-2 (LRRK2) to a similar degree as pathogenic mutations.
    [Trends in Neurosciences]

    Full Article
    INDUSTRY AND POLICY NEWS

    Longeveron Announces Initiation of Phase IIa Clinical Trial of Lomecel-B for the Treatment of Alzheimer’s Disease

    Longeveron, Inc. announced the initiation of its Phase IIa clinical trial evaluating Lomecel-B as a treatment for Alzheimer’s disease (AD), designed to measure brain anatomy using MRI, and include detailed assessments of the inflammatory and vascular systems thought to contribute to the worsening of AD.
    [Longeveron, Inc.]

    Press Release

    Zynerba Pharmaceuticals Announces Clinical Development Updates for FXS, ASD, 22q and DEE

    Zynerba Pharmaceuticals, Inc. provided program updates for Fragile X syndrome (FXS), autism spectrum disorder (ASD), 22q11.2 deletion syndrome (22q) and developmental and epileptic encephalopathies (DEE).
    [Zynerba Pharmaceuticals, Inc.]

    Press Release
    FEATURED EVENT

    AACR: Precision Prevention, Early Detection, and Interception of Cancer

    January 21 -23, 2022
    Austin, Texas, United States

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    JOB OPPORTUNITIES

    Postdoctoral Position – Molecular Neuromedicine

    Jülich Research Centre – Genua, Germany

    Senior Researcher – Neurobiology

    St. Jude Children’s Research Hospital – Memphis, Tennessee, United States

    Faculty Position – Neuroscience

    The Hong Kong University of Science and Technology – Guangzhou, China

    Senior Scientist/Principal Scientist – In Vitro Neuroscience

    Recursion – Salt Lake City, Utah, United States

    Postdoctoral Associate – Pathogenesis of Neurological Disease

    Rutgers University – New Brunswick, New Jersey, United States

    > See All Jobs

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