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Full-Text Articles in Medicine and Health Sciences

Alterations To The Brain Following Traumatic Brain Injury, Jacqueline Mader Oct 2021

Alterations To The Brain Following Traumatic Brain Injury, Jacqueline Mader

Honors Projects

Traumatic brain injuries (TBIs) have been labeled as a modern-day epidemic, increasing exponentially with the advancement of technology and society. Gaining a better understanding of the cognitive paths, including the chemical and electrical signals of the brain, neural correlates, and possible interventions for TBI patients allows for the best possible outcome for every patient, and allows for the further advancement of care. By revising and reassessing the ways in which TBIs are categorized and described the prognosis for recovery paints a more realistic view for each individual patient case. The symptoms and impairments that may occur post-injury can be monitored …


Physiological Response And Tissue Damage Following Different Depths Of Impact In A Rodent Model Of Mild Traumatic Brain Injury, Haven K. Predale, Christopher P. Knapp, Barry D. Waterhouse, Rachel L. Navarra May 2021

Physiological Response And Tissue Damage Following Different Depths Of Impact In A Rodent Model Of Mild Traumatic Brain Injury, Haven K. Predale, Christopher P. Knapp, Barry D. Waterhouse, Rachel L. Navarra

Rowan-Virtua Research Day

Mild traumatic brain injury (mTBI) is a serious public health concern that can result in significant neurological and behavioral deficit. mTBI results from impact to the head and can be repetitive in nature, especially in sports and domestic violence cases. Our laboratory studies the effects of repetitive mTBI on risky choice behavior in rodents using a closed-head controlled cortical impact (CH-CCI) model of injury and a well-established probabilistic discounting task that assesses risk-based decision-making behavior. We have recently found that females, but not males, display transient increases in risky choice behavior following three CH-CI’s delivered at 5.5m/s velocity and 2.5 …


Space-Occupying Brain Lesions, Trauma-Related Tau Astrogliopathy, And Artag: A Report Of Two Cases And A Literature Review, Adam D. Bachstetter, Filip G. Garrett, Gregory A. Jicha, Peter T. Nelson Mar 2021

Space-Occupying Brain Lesions, Trauma-Related Tau Astrogliopathy, And Artag: A Report Of Two Cases And A Literature Review, Adam D. Bachstetter, Filip G. Garrett, Gregory A. Jicha, Peter T. Nelson

Spinal Cord and Brain Injury Research Center Faculty Publications

Astrocytes with intracellular accumulations of misfolded phosphorylated tau protein have been observed in advanced-stage chronic traumatic encephalopathy (CTE) and in other neurodegenerative conditions. There is a growing awareness that astrocytic tau inclusions are also relatively common in the brains of persons over 70 years of age-affecting approximately one-third of autopsied individuals. The pathologic hallmarks of aging-related tau astrogliopathy (ARTAG) include phosphorylated tau protein within thorn-shaped astrocytes (TSA) in subpial, subependymal, perivascular, and white matter regions, whereas granular-fuzzy astrocytes are often seen in gray matter. CTE and ARTAG share molecular and histopathologic characteristics, suggesting that trauma-related mechanism(s) may predispose to the …


Carnosic Acid Differentially Modulates The Nrf2- Antioxidant Response In Male And Female Mice Following Experimental Traumatic Brain Injury, Jacob A. Dunkerson Jan 2021

Carnosic Acid Differentially Modulates The Nrf2- Antioxidant Response In Male And Female Mice Following Experimental Traumatic Brain Injury, Jacob A. Dunkerson

Theses and Dissertations--Neuroscience

Traumatic brain injury (TBI) is a leading cause of death and disability in the United States. Each year, an estimated 2.8 million Americans are diagnosed with a TBI due to falling, motor vehicle collisions, gun violence, and sports related concussions. Although inflicted by a single event, the post-traumatic effects of TBI often develop into a life-long disease. Survivors often experience cognitive decline, memory loss, emotional instability, changes in personality, and physical disabilities. A single TBI, and more-so repetitive TBI's, place an individual at a greater risk of developing chronic neurological disorders, such as dementia or Alzheimer’s disease, earlier in life. …