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Nervous System Diseases Commons

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Full-Text Articles in Nervous System Diseases

Biologic Tnf-Α Inhibitors Reduce Microgliosis, Neuronal Loss, And Tau Phosphorylation In A Transgenic Mouse Model Of Tauopathy, Weijun Ou, Joshua Yang, Juste Simanauskaite, Matthew Choi, Demi M. Castellanos, Rudy Chang, Jiahong Sun, Nataraj Jagadeesan, Karen D. Parfitt, David H. Cribbs, Rachita K. Sumbria Dec 2021

Biologic Tnf-Α Inhibitors Reduce Microgliosis, Neuronal Loss, And Tau Phosphorylation In A Transgenic Mouse Model Of Tauopathy, Weijun Ou, Joshua Yang, Juste Simanauskaite, Matthew Choi, Demi M. Castellanos, Rudy Chang, Jiahong Sun, Nataraj Jagadeesan, Karen D. Parfitt, David H. Cribbs, Rachita K. Sumbria

Pharmacy Faculty Articles and Research

Background

Tumor necrosis factor-α (TNF-α) plays a central role in Alzheimer’s disease (AD) pathology, making biologic TNF-α inhibitors (TNFIs), including etanercept, viable therapeutics for AD. The protective effects of biologic TNFIs on AD hallmark pathology (Aβ deposition and tau pathology) have been demonstrated. However, the effects of biologic TNFIs on Aβ-independent tau pathology have not been reported. Existing biologic TNFIs do not cross the blood–brain barrier (BBB), therefore we engineered a BBB-penetrating biologic TNFI by fusing the extracellular domain of the type-II human TNF-α receptor (TNFR) to a transferrin receptor antibody (TfRMAb) that ferries the TNFR into the brain via …


Core Alzheimer’S Disease Cerebrospinal Fluid Biomarker Assays Are Not Affected By Aspiration Or Gravity Drip Extraction Methods, James D. Doecke, Cindy Francois, Christopher J. Fowler, Erik Stoops, Pierrick Bourgeat, Stephanie R. Rainey-Smith, Qiao-Xin Li, Colin L. Masters, Ralph N. Martins, Victor L. Villemagne, Steven J. Collins, Hugo Marcel Vanderstichele Jan 2021

Core Alzheimer’S Disease Cerebrospinal Fluid Biomarker Assays Are Not Affected By Aspiration Or Gravity Drip Extraction Methods, James D. Doecke, Cindy Francois, Christopher J. Fowler, Erik Stoops, Pierrick Bourgeat, Stephanie R. Rainey-Smith, Qiao-Xin Li, Colin L. Masters, Ralph N. Martins, Victor L. Villemagne, Steven J. Collins, Hugo Marcel Vanderstichele

Research outputs 2014 to 2021

Background: CSF biomarkers are well-established for routine clinical use, yet a paucity of comparative assessment exists regarding CSF extraction methods during lumbar puncture. Here, we compare in detail biomarker profiles in CSF extracted using either gravity drip or aspiration. Methods: Biomarkers for β-amyloidopathy (Aβ1–42, Aβ1–40), tauopathy (total tau), or synapse pathology (BACE1, Neurogranin Trunc-p75, α-synuclein) were assessed between gravity or aspiration extraction methods in a sub-population of the Australian Imaging, Biomarkers and Lifestyle (AIBL) study (cognitively normal, N = 36; mild cognitive impairment, N = 8; Alzheimer’s disease, N = 6). Results: High biomarker concordance between extraction methods was seen …


The Effect Of The Interaction Of Exercise Training And Isolation On The Serotonergic System Of App/Ps1 Mice, Bailey J. Dansby Jan 2021

The Effect Of The Interaction Of Exercise Training And Isolation On The Serotonergic System Of App/Ps1 Mice, Bailey J. Dansby

MSU Graduate Theses

Alzheimer’s disease (AD) is a complex neurodegenerative disease that is characterized by the deposition of amyloid beta (Ab) peptides and, consecutively, by a loss of memory and cognitive functions. The amyloid cascade hypothesis suggests that Ab deposition is the main pathogenic of AD. There is evidence that both changes in production and clearance of Ab may be involved in AD pathology. Past studies have shown that exercise training leads to an upregulation in proteins directly involved with Ab clearance. Chronic stress is thought to exacerbate AD pathology by increasing production of Ab. Studies have also demonstrated a link between serotonin …