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Neuroscience and Neurobiology Commons

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Full-Text Articles in Neuroscience and Neurobiology

Dha Modulates Manf And Trem2 Abundance, Enhances Neurogenesis, Reduces Infarct Size, And Improves Neurological Function After Experimental Ischemic Stroke, Ludmila Belayev, Sung Ha Hong, Raul S. Freitas, Hemant Menghani, Shawn J. Marcell, Larissa Khoutorova, Pranab K. Mukherjee, Madigan M. Reid, Reinaldo B. Oria, Nicolas G. Bazan Aug 2020

Dha Modulates Manf And Trem2 Abundance, Enhances Neurogenesis, Reduces Infarct Size, And Improves Neurological Function After Experimental Ischemic Stroke, Ludmila Belayev, Sung Ha Hong, Raul S. Freitas, Hemant Menghani, Shawn J. Marcell, Larissa Khoutorova, Pranab K. Mukherjee, Madigan M. Reid, Reinaldo B. Oria, Nicolas G. Bazan

School of Medicine Faculty Publications

Aims: Mesencephalic astrocyte-derived neurotrophic factor (MANF) is a secretory neurotrophic factor protein that promotes repair after neuronal injury. The microglia cell surface receptor (triggering receptor expressed on myeloid cells-2; TREM2) regulates the production of pro- and antiinflammatory mediators after stroke. Here, we study MANF and TREM2 expression after middle cerebral artery occlusion (MCAo) and explore if docosahexaenoic acid (DHA) treatment exerts a potentiating effect. Methods: We used 2 hours of the MCAo model in rats and intravenously administered DHA or vehicle at 3 hours after the onset of MCAo. Neurobehavioral assessment was performed on days 1, 3, 7, and 14; …


Microglia-Neuron Interactions In A Mouse Model Of Low Grade Neuroepithelial Tumors, Veolette Hanna May 2020

Microglia-Neuron Interactions In A Mouse Model Of Low Grade Neuroepithelial Tumors, Veolette Hanna

Honors Scholar Theses

Microglia are the macrophages of the brain and spinal cord, playing an important role in the immune response to disease states of the nervous system. This study conducts an investigation on the activity of microglia in response to low grade neuroepithelial tumors. Using mouse models and microglial markers, a qualitative and quantitative analysis of microglia activation, migration, and invasion within the brain cortex during early stages of tumor development was conducted. It was found that the presence of a low grade neuroepithelial tumor in the cortex of one hemisphere of the brain causes significant microglia activation in comparison to the …


Effect Of Reduced Neurogenesis On Microglial Activation, Amelia Smith Apr 2020

Effect Of Reduced Neurogenesis On Microglial Activation, Amelia Smith

Honors Scholars Collaborative Projects

The geriatric population of America has grown exponentially in the past century. Health degradations and expensive medical care are characteristic of this population with many of these costs due to age-related cognitive decline. It is essential to completely understand the mechanisms of normal and abnormal aging in the search for treatments for cognitive decline. A reduction of neurogenesis is a common factor in aging, but this reduction is even more drastic in individuals experiencing cognitive decline. It is unclear what effect reduced neurogenesis has on the extracellular environment, including glial cells. In particular, changes in microglial activation could be related …