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Articles 31 - 60 of 350
Full-Text Articles in Psychiatry and Psychology
Fos Expression In The Periaqueductal Gray, But Not The Ventromedial Hypothalamus, Is Correlated With Psychosocial Stress-Induced Cocaine-Seeking Behavior In Rats, Nicole M Hinds, Ireneusz D Wojtas, Desta M Pulley, Stephany J Mcdonald, Colton D Spencer, Milena Sudarikov, Nicole E Hubbard, Colin M Kulick-Soper, Samantha De Guzman, Sara Hayden, Jessica J Debski, Bianca Patel, Douglas P Fox, Daniel F Manvich
Fos Expression In The Periaqueductal Gray, But Not The Ventromedial Hypothalamus, Is Correlated With Psychosocial Stress-Induced Cocaine-Seeking Behavior In Rats, Nicole M Hinds, Ireneusz D Wojtas, Desta M Pulley, Stephany J Mcdonald, Colton D Spencer, Milena Sudarikov, Nicole E Hubbard, Colin M Kulick-Soper, Samantha De Guzman, Sara Hayden, Jessica J Debski, Bianca Patel, Douglas P Fox, Daniel F Manvich
Rowan-Virtua School of Osteopathic Medicine Departmental Research
Psychosocial stressors are known to promote cocaine craving and relapse in humans but are infrequently employed in preclinical relapse models. Consequently, the underlying neural circuitry by which these stressors drive cocaine seeking has not been thoroughly explored. Using Fos expression analyses, we sought to examine whether the ventromedial hypothalamus (VMH) or periaqueductal gray (PAG), two critical components of the brain's hypothalamic defense system, are activated during psychosocial stress-induced cocaine seeking. Adult male and female rats self-administered cocaine (0.5 mg/kg/inf IV, fixed-ratio 1 schedule, 2 h/session) over 20 sessions. On sessions 11, 14, 17, and 20, a tactile cue was present …
Investigating The Role Of Dynamic Signaling Of Nrg3-Erbb4 In The Prefrontal Cortex In Mediating Nicotine Withdrawal Phenotypes, Emily Prantzalos
Investigating The Role Of Dynamic Signaling Of Nrg3-Erbb4 In The Prefrontal Cortex In Mediating Nicotine Withdrawal Phenotypes, Emily Prantzalos
Theses and Dissertations--Pharmacy
While several pharmacotherapies are currently available for nicotine use disorder (NUD), smoking cessation success rates remain below 10% each year. The molecular mechanisms underlying failed quit attempts continue to represent a critical gap in our knowledge. However, recent advances in understanding the genetic contributions to nicotine dependence offer a promising avenue for developing more effective cessation therapies. Prior research has identified genetic variation in Neuregulin 3 (Nrg3) and its cognate receptor ErbB4 as potential contributors to affective nicotine withdrawal (WD) phenotypes and cessation outcomes. Therefore, this dissertation aims to systematically investigate the region-specific, functional role of the Neuregulin Signaling Pathway …
A Spectroscopy Study Of The Brain: Exploring Sex Differences In Healthy Older Adults, Angela Gushue
A Spectroscopy Study Of The Brain: Exploring Sex Differences In Healthy Older Adults, Angela Gushue
CMC Senior Theses
Cognitive decline and aging-related disorders, such as Alzheimer’s, disproportionately affect patients based on sex, but the mechanisms underlying these skewed effects are unknown. This proton magnetic resonance spectroscopy (H-MRS) study seeks to understand if sex disparities in aging exist in neurometabolite concentrations of older adult brains. Sixty-seven participants, ranging from 60 to 85 years of age, underwent the Montreal Cognitive Assessment (MoCA) and H-MRS of the brain. Concentrations of myo-inositol, total creatine, total NAA, and total choline were calculated in the dorsal posterior cingulate cortex, left hippocampal cortex, left medial temporal gyrus, left primary sensorimotor cortex, and right dorsolateral prefrontal …
Colorblind Racial Attitudes Mediates The Association Between The Internalization Of Model Minority Myth Attitudes And Tolerance, Talal Ali
Senior Honors Theses and Projects
The model minority myth is the belief that Asian Americans are generally more intelligent and more hardworking than other minority groups. Many studies have demonstrated the relationship between belief in the model minority myth and anti-Black sentiment in White Americans. However, there is little literature on the relationship between belief in the model minority myth and anti-Black sentiment in Asian Americans. With this in mind, we plan to determine whether the internalization of the model minority myth in Asian Americans has a relationship with anti- Black sentiment. This relationship is being measured by the IM-4 Scale (which measures the internalization …
Lifetime History Of Concussions In Relation To Blind Perceptual Distance Estimation Ability, Mackenzie K. Miller
Lifetime History Of Concussions In Relation To Blind Perceptual Distance Estimation Ability, Mackenzie K. Miller
Honors Undergraduate Theses
This study examined the relationship between visuospatial estimation and a lifetime history of concussions. Current literature on concussions investigates visuospatial working memory and estimation ability separately, but not conjointly. In order to examine this relationship, a novel neuropsychological task was designed to measure visuospatial estimation ability in working memory, named the Perceptual Estimation Test (PET). This novel task was designed with three variations that would increase in complexity as they progressed, and each variation would include three trials. Participants were scored on their accuracy performance during the PET. Participants aged 18-25 were recruited from students attending the University of Central …
Blood Biomarkers In Down Syndrome: Facilitating Alzheimer’S Disease Detection And Monitoring, Melissa E. Petersen, Lisi Flores-Aguilar, Elizabeth Head, Laia Montoliu-Gaya, Andre Strydom, Sarah E. Pape, Juan Fortea, Nicholas J. Ashton, Chinedu Udeh-Momoh, Sid E. O’Bryant, Dwight German, Florin Despa, Mark Mapstone, Henrik Zetterberg
Blood Biomarkers In Down Syndrome: Facilitating Alzheimer’S Disease Detection And Monitoring, Melissa E. Petersen, Lisi Flores-Aguilar, Elizabeth Head, Laia Montoliu-Gaya, Andre Strydom, Sarah E. Pape, Juan Fortea, Nicholas J. Ashton, Chinedu Udeh-Momoh, Sid E. O’Bryant, Dwight German, Florin Despa, Mark Mapstone, Henrik Zetterberg
Neurology Faculty Publications
Blood-based biomarkers continue to be explored for disease detection, monitoring of progression, and therapeutic outcomes as the diagnostic determination of Alzheimer’s Disease in Down Syndrome (DS-AD) remains challenging in clinical settings. This perspective highlights the current status of this effort. Overall, amyloid (A), tau (T), and neurodegeneration (AT[N]) blood-based biomarkers have been shown to increase with disease pathology for individuals with DS. Phosphorylated tau biomarkers (p-tau217, p-tau181) have been consistently shown to track disease progression for DS-AD and are likely good candidates for use in clinical settings. Biomarkers of inflammation (glial fibrillary acidic protein) also show promise; however, additional work …
Integrated Multi-Omics Analyses Of Synaptosomes Revealed Synapse-Associated Novel Targets In Alzheimer’S Disease, Subodh Kumar, Enrique Ramos, Axel Hidalgo, Daniela Rodarte, Bhupender Sharma, Melissa M. Torres, Davin Devara, Shrikanth Gadad
Integrated Multi-Omics Analyses Of Synaptosomes Revealed Synapse-Associated Novel Targets In Alzheimer’S Disease, Subodh Kumar, Enrique Ramos, Axel Hidalgo, Daniela Rodarte, Bhupender Sharma, Melissa M. Torres, Davin Devara, Shrikanth Gadad
School of Medicine Publications
Synapse dysfunction is an early event in Alzheimer’s disease (AD) caused by various factors, including amyloid beta, p-tau, inflammation, and aging. However, the precise molecular mechanism underlying synapse dysfunction in AD remains largely unknown. To understand this, we comprehensively analyzed the synaptosomes fraction in post-mortem brain samples from AD patients and cognitively normal individuals. We conducted high-throughput transcriptomic analyses to identify changes in microRNA (miRNA) and mRNA levels in synaptosomes extracted from the brains of unaffected individuals and those with AD. Additionally, we performed mass spectrometry analysis of synaptosomal proteins in the same sample group. These analyses revealed significant differences …
Weighted Family History Density Of Substance Use: Influence On Participant Substance Use Onset, Escalation, And Duration, Carleigh A. Litteral
Weighted Family History Density Of Substance Use: Influence On Participant Substance Use Onset, Escalation, And Duration, Carleigh A. Litteral
Theses and Dissertations--Psychology
Substance use disorders impose a staggering toll on the United States (U.S.), straining healthcare systems, destabilizing communities, and profoundly impacting both individuals and families. Approximately one in six Americans aged 12 and older had a past-year substance use disorder in 2022 (Key Substance Use, 2022), and nearly one-third of adults experience a substance use disorder in their lifetime (Wu, 2010), contributing to an economic burden exceeding $400 billion annually (National Drug Threat Assessment, 2011). Family history of substance use disorders is a key predictor of vulnerability, with individuals who have affected relatives being 2–8 times more …
Neural Correlates Of Socially Rewarding Memories In Posttraumatic Stress Disorder, Kyle P. Blidy
Neural Correlates Of Socially Rewarding Memories In Posttraumatic Stress Disorder, Kyle P. Blidy
MUSC Theses and Dissertations
Significance. Memory disturbances for emotional content are central to PTSD, yet most research focuses on trauma memories. Recent evidence suggests that enhancing access to positive memories could improve mood, affect regulation, self-esteem, and integration of trauma memories. However, the neurocognitive mechanisms underlying positive memory encoding in PTSD are poorly understood. No study has examined memory for positive social items in PTSD, which is important because PTSD entails social withdrawal and reduced accessibility to positive memory. Additionally, positive memories embedded in a social context have enhanced subjective value and strengthening their accessibility may confer greater benefits to wellbeing compared to non-social …
Parallel Electrophysiological Abnormalities Due To Covid-19 Infection And To Alzheimer’S Disease And Related Dementia, Yang Jiang, Jennifer Neal, Pradoldej Sompol, Görsev Yener, Xianghong Arakaki, Christopher M. Norris, Francesca R. Farina, Agustin Ibanez, Susanna Lopez, Abdulhakim Al-Ezzi, Voyko Kavcic, Bahar Güntekin, Claudio Babiloni, Mihály Hajós
Parallel Electrophysiological Abnormalities Due To Covid-19 Infection And To Alzheimer’S Disease And Related Dementia, Yang Jiang, Jennifer Neal, Pradoldej Sompol, Görsev Yener, Xianghong Arakaki, Christopher M. Norris, Francesca R. Farina, Agustin Ibanez, Susanna Lopez, Abdulhakim Al-Ezzi, Voyko Kavcic, Bahar Güntekin, Claudio Babiloni, Mihály Hajós
Neurology Faculty Publications
Many coronavirus disease 2019 (COVID-19) positive individuals exhibit abnormal electroencephalographic (EEG) activity reflecting “brain fog” and mild cognitive impairments even months after the acute phase of infection. Resting-state EEG abnormalities include EEG slowing (reduced alpha rhythm; increased slow waves) and epileptiform activity. An expert panel conducted a systematic review to present compelling evidence that cognitive deficits due to COVID-19 and to Alzheimer’s disease and related dementia (ADRD) are driven by overlapping pathologies and neurophysiological abnormalities. EEG abnormalities seen in COVID-19 patients resemble those observed in early stages of neurodegenerative diseases, particularly ADRD. It is proposed that similar EEG abnormalities in …
Sex-Dependent Gene Expression Alterations In Social Defeat Stress Model Of Major Depression Disorder, Juan Diego Torres, Javier Vargas Medrano, Anapaula Themann, Elias Arellano Villanueva, Nina Mourao, Megan W. Szobody, Tori Sayers, Sriya Gullapalli, Tyler Torres, Sridhar Srinivasan, Anesu Karen Murambadoro, Kory Deshawn Punch, Kevin Valdez Garcia, Nikhilesh Anand, Kelsey Baker, Sergio Iniguez, Bharathi Shrikanth Gadad
Sex-Dependent Gene Expression Alterations In Social Defeat Stress Model Of Major Depression Disorder, Juan Diego Torres, Javier Vargas Medrano, Anapaula Themann, Elias Arellano Villanueva, Nina Mourao, Megan W. Szobody, Tori Sayers, Sriya Gullapalli, Tyler Torres, Sridhar Srinivasan, Anesu Karen Murambadoro, Kory Deshawn Punch, Kevin Valdez Garcia, Nikhilesh Anand, Kelsey Baker, Sergio Iniguez, Bharathi Shrikanth Gadad
Research Colloquium
Introduction: Major Depression Disorder (MDD) is a prevalent, recurrent, and chronic disorder that represents a leading cause of disability worldwide. Millions are affected with symptoms that go from constant sadness to even suicidal thoughts. In the U.S., major depression and fatal suicide have increased by 57.4% among adolescents and young adults. Myelin and inflammation-related genes have been found to play a role in individuals with MDD.
Methods: Adolescent males and females C57BL/6 mice underwent a vicarious defeat stress (VDS) procedure in which a mouse witnessed a conspecific being defeated. VDS and control (CON) mice underwent the Social Interaction (SI) test. …
The Seattle Amyotrophic Lateral Sclerosis (Als) Patient Project Database: Observational, Longitudinal, Dyadic Characterization Of People With Als And Their Partners, Suzanne C. Segerstrom, Edward J. Kasarskis
The Seattle Amyotrophic Lateral Sclerosis (Als) Patient Project Database: Observational, Longitudinal, Dyadic Characterization Of People With Als And Their Partners, Suzanne C. Segerstrom, Edward J. Kasarskis
Neurology Faculty Publications
Introduction: The median survival time in ALS is approximately 3 years, but survival times range from less than a year to more than 10 years and much variance in disease course remains to be explained. As is true for physical outcomes, there is considerable variance in QOL, which is influenced by psychological health, coping, and social support, among other psychosocial factors. The Seattle ALS Patient Project Database (SALSPPD) provides a unique opportunity for researchers to address established and novel hypotheses about disease progression and QOL in ALS.
Methods: The SALSPPD is a longitudinal dataset of people with ALS (n = …
Genomic Data Science Approaches For Understanding Human Diseases, Snehal Shah
Genomic Data Science Approaches For Understanding Human Diseases, Snehal Shah
All Dissertations
The intricate interplay of genetic predisposition, environmental influences, and lifestyle acts as the multifactorial landscape of diseases. Understanding this complexity presents a significant challenge. Molecular insights into disease mechanisms, particularly the interactions of DNA, RNA, and proteins with environmental and lifestyle factors, have revolutionized disease diagnosis, prognosis, and treatment. High-throughput technologies, such as next-generation sequencing, generate large amounts of molecular data, holding a wealth of knowledge. These datasets unveil the roles of genes and their interactions with various factors through analysis, shedding light on previously unknown molecular mechanisms underlying disease pathogenesis. Furthermore, they facilitate the discovery of biomarkers crucial for …
Cerebrovascular Reactivity Mri As A Biomarker For Cerebral Small Vessel Disease–Related Cognitive Decline: Multi-Site Validation In The Markvcid Consortium, Peiying Liu, Zixuan Lin, Kaisha Hazel, George Pottanat, Cuimei Xu, Dengrong Jiang, Jay J. Pillai, Emma Lucke, Christopher E. Bauer, Brian T. Gold, Steven M. Greenburg, Karl G. Helmer, Kay Jann, Gregory Jicha, Joel Kramer, Pauline Maillard, Rachel M. Mulavelil, Pavel Rodriguez, Claudia L. Satizabal, Kristin Schwab, Sudha Seshadri, Herpreet Singh, Ángel G. Velarde Dediós, Danny J. J. Wang, Rita R. Kalyani, Abhay Moghekar, Paul B. Rosenberg, Sevil Yasar, Marilyn Albert, Hanzhang Lu
Cerebrovascular Reactivity Mri As A Biomarker For Cerebral Small Vessel Disease–Related Cognitive Decline: Multi-Site Validation In The Markvcid Consortium, Peiying Liu, Zixuan Lin, Kaisha Hazel, George Pottanat, Cuimei Xu, Dengrong Jiang, Jay J. Pillai, Emma Lucke, Christopher E. Bauer, Brian T. Gold, Steven M. Greenburg, Karl G. Helmer, Kay Jann, Gregory Jicha, Joel Kramer, Pauline Maillard, Rachel M. Mulavelil, Pavel Rodriguez, Claudia L. Satizabal, Kristin Schwab, Sudha Seshadri, Herpreet Singh, Ángel G. Velarde Dediós, Danny J. J. Wang, Rita R. Kalyani, Abhay Moghekar, Paul B. Rosenberg, Sevil Yasar, Marilyn Albert, Hanzhang Lu
Neurology Faculty Publications
INTRODUCTION: Vascular contributions to cognitive impairment and dementia (VCID) represent a major factor in cognitive decline in older adults. The present study examined the relationship between cerebrovascular reactivity (CVR) measured by magnetic resonance imaging (MRI) and cognitive function in a multi-site study, using a predefined hypothesis.
METHODS: We conducted the study in a total of three analysis sites and 263 subjects. Each site performed an identical CVR MRI procedure using 5% carbon dioxide inhalation. A global cognitive measure of Montreal Cognitive Assessment (MoCA) and an executive function measure of item response theory (IRT) score were used as outcomes.
RESULTS: CVR …
Using Machine Learning To Determine A Functional Classifier Of Reward Responsiveness And Its Association With Adolescent Psychiatric Symptomatology, Robert James Richard Blair, Johannah Bashford-Largo, Ahria Dominguez, Matthew Dobbertin, Karina S. Blair, Sahil Bajaj
Using Machine Learning To Determine A Functional Classifier Of Reward Responsiveness And Its Association With Adolescent Psychiatric Symptomatology, Robert James Richard Blair, Johannah Bashford-Largo, Ahria Dominguez, Matthew Dobbertin, Karina S. Blair, Sahil Bajaj
Center for Brain, Biology, and Behavior: Faculty Publications
Background. Machine learning (ML) has developed classifiers differentiating patient groups despite concerns regarding diagnostic reliability. An alternative strategy, used here, is to develop a functional classifier (hyperplane) (e.g. distinguishing the neural responses to received reward v. received punishment in typically developing (TD) adolescents) and then determine the functional integrity of the response (reward response distance from the hyperplane) in adolescents with externalizing and internalizing conditions and its associations with symptom clusters.
Methods. Two hundred and ninety nine adolescents (mean age = 15.07 ± 2.30 years, 117 females) were divided into three groups: a training sample of TD adolescents …
Second Language Learning In Older Adults Modulates Stroop Task Performance And Brain Activation, Douglas H. Schultz, Alison Gansemer, Kiley Allgood, Mariah Gentz, Lauren Secilmis, Zoha Deldar, Cary R. Savage, Ladan Ghazi Saidi
Second Language Learning In Older Adults Modulates Stroop Task Performance And Brain Activation, Douglas H. Schultz, Alison Gansemer, Kiley Allgood, Mariah Gentz, Lauren Secilmis, Zoha Deldar, Cary R. Savage, Ladan Ghazi Saidi
Center for Brain, Biology, and Behavior: Faculty Publications
Introduction: Numerous studies have highlighted cognitive benefits in lifelong bilinguals during aging, manifesting as superior performance on cognitive tasks compared to monolingual counterparts. Yet, the cognitive impacts of acquiring a new language in older adulthood remain unexplored. In this study, we assessed both behavioral and fMRI responses during a Stroop task in older adults, pre- and post language-learning intervention.
Methods: A group of 41 participants (age: 60–80) from a predominantly monolingual environment underwent a four-month online language course, selecting a new language of their preference. This intervention mandated engagement for 90 minutes a day, five days a week. …
Decentralized Clinical Trials For Medications To Reduce The Risk Of Dementia: Consensus Report And Guidance, Leanne Howard, Carla Abdelnour, Erin Abner, Ricardo F. Allegri, Hiroko H. Dodge, Serge Gauthier, Camilla M. Hoyos, Gregory Jicha, Patrick G. Kehoe, Catherine J. Mummery, Adesola Ogunniyi, Nikolaos Scarmeas, Xiaoying Chen, Jodie R. Titiner, Christopher R. Weber, Ruth Peters
Decentralized Clinical Trials For Medications To Reduce The Risk Of Dementia: Consensus Report And Guidance, Leanne Howard, Carla Abdelnour, Erin Abner, Ricardo F. Allegri, Hiroko H. Dodge, Serge Gauthier, Camilla M. Hoyos, Gregory Jicha, Patrick G. Kehoe, Catherine J. Mummery, Adesola Ogunniyi, Nikolaos Scarmeas, Xiaoying Chen, Jodie R. Titiner, Christopher R. Weber, Ruth Peters
Neurology Faculty Publications
INTRODUCTION: Recent growth in the functionality and use of technology has prompted an increased interest in the potential for remote or decentralized clinical trials in dementia. There are many potential benefits associated with decentralized medication trials, but we currently lack specific recommendations for their delivery in the dementia field.
METHODS: A modified Delphi method engaged an expert panel to develop recommendations for the conduct of decentralized medication trials in dementia prevention. A working group of researchers and clinicians with expertise in dementia trials further refined the recommendations.
RESULTS: Overall, the recommendations support the delivery of decentralized trials in dementia prevention …
Less Activity Means Improved Welfare? How Pair Housing Influences Pinyon Jay (Gymnorhinus Cyanocephalus) Behaviour, London M. Wolff, Jeffrey R. Stevens
Less Activity Means Improved Welfare? How Pair Housing Influences Pinyon Jay (Gymnorhinus Cyanocephalus) Behaviour, London M. Wolff, Jeffrey R. Stevens
Center for Brain, Biology, and Behavior: Faculty Publications
The activity level and specific behaviours exhibited by captive animals are crucial indicators of welfare. Stereotypies, or repetitive behaviours that have no apparent function or goal, are performed by animals experiencing poor conditions in their environment and indicate welfare concerns. Changes in the housing environment in particular may have critical influences on behaviour and welfare. Here, we measured behavioural changes in a captive pinyon jay (Gymnorhinus cyanocephalus) population (n = 10) associated with a shift from single to pair housing. Using automated video processing, we show that pair housing greatly reduced overall activity levels in these birds. The …
Effects Of A Cb1 Receptor Antagonist On Anxiety In Adult Rats Exposed To Thc During Development, Jennifer Aguilera-Fonseca, Karla Colley, Atoria Hamm, Eddie Galarza, Joe Morse, Rachel Ntor, Destiny Pichardo, Vincent P. Markowski
Effects Of A Cb1 Receptor Antagonist On Anxiety In Adult Rats Exposed To Thc During Development, Jennifer Aguilera-Fonseca, Karla Colley, Atoria Hamm, Eddie Galarza, Joe Morse, Rachel Ntor, Destiny Pichardo, Vincent P. Markowski
McNair Scholars Program
No abstract provided.
Parkinson's Disease - Association With Anxiety, Depression, And Sleep Disorders, Isabella J. Boroje
Parkinson's Disease - Association With Anxiety, Depression, And Sleep Disorders, Isabella J. Boroje
Doctoral Dissertations and Projects
Parkinson’s disease (PD) is a progressive neurological disorder presenting with motor symptoms, such as tremors at rest, bradykinesia, rigidity, and gait instability, and non-motor symptoms, such as anxiety, depression, excessive daytime sleepiness (EDS), and REM Sleep Behavior Disorder (RBD). The purpose of this study was to examine the associations of anxiety, depression, and EDS scores with being Prodromal (PPD) - at risk of developing the disease (PPD), having been diagnosed with PD, or being a Healthy Control (HC) using a multinomial logistic regression model. Additional analysis examined RBD scores and their difference across PPD, PD, and HC cohorts. The study …
Explaining The Staircase Gelb Illusion, Simultaneous Contrast, And Perceptual Fading Of Stabilized Images With A Neural Model Driven By Fixational Eye Movements, Michael E. Rudd
MODVIS Workshop
A neural model of lightness computation driven by fixational eye movements is described and used to simulate various lightness phenomenon, including the Staircase Gelb illusion and its variants, simultaneous contrast, the Chevreul illusion, and perceptual fading of stabilized images. The model provides a precise account of the lightness matches from several experiments, with an overall error of only 1.5%. In the model, spatial maps of transient ON and OFF cell activations—produced as the eyes traverse the visual scene—are sorted by eye movement direction in visual cortex. At a subsequent processing stage, the activations within these maps are summed across space …
The Impact Of Traumatic Brain Injury On Noradrenergic Innervation Of The Prefrontal Cortex, Jil P. Modi, Christopher P. Knapp, Rachel L. Navarra
The Impact Of Traumatic Brain Injury On Noradrenergic Innervation Of The Prefrontal Cortex, Jil P. Modi, Christopher P. Knapp, Rachel L. Navarra
Rowan-Virtua Research Day
Traumatic Brain Injury (TBI) is a common cause of death and disability in the United States, and it can occur due to varied reasons including motor vehicle accidents, gunshot wounds, and falls. Following TBIs, patients are often left with lifelong disabilities and cognitive problems that can lead to increased risk-taking behaviors. The main goal of my research was to understand the neural mechanisms that drive increased risk-taking behaviors due to TBIs. The specific areas of the brain I was interested in looking at were the medial prefrontal cortex (mPFC), orbitofrontal cortex (OFC), and/or anterior cingulate cortex (ACC) of the prefrontal …
Alpha 7 Nicotinic Acetylcholine Receptor Expression In The Hippocampus Of Patients With Schizophrenia, Shruti Varshney, Ananya Nethikunta, Minjal Patel, Mary Kosciuk, Randel L. Swanson, Venkat Venkataraman, Robert Nagele, Eric Goldwaser, Nimish K. Acharya
Alpha 7 Nicotinic Acetylcholine Receptor Expression In The Hippocampus Of Patients With Schizophrenia, Shruti Varshney, Ananya Nethikunta, Minjal Patel, Mary Kosciuk, Randel L. Swanson, Venkat Venkataraman, Robert Nagele, Eric Goldwaser, Nimish K. Acharya
Rowan-Virtua Research Day
Background: Schizophrenia (SZ) is a heterogenous psychiatric condition characterized by disruptions in cognition, social activity, affect, and perception often associated with a varied combination of positive and negative symptoms. The pathophysiology behind SZ remains poorly elucidated. Earlier reports have cited the importance of the alpha 7 nicotinic acetylcholine receptors (α7nAChR) in the hippocampus and the receptor’s association with auditory sensory gating and cognitive function. Specifically, variations in the expression and functionality of α7nAChR can be linked to auditory hallucinations experienced by patients with SZ and several therapies have been researched that target α7nAChRs. However, there are very few primary research …
Effects Of The Sudden Reduction Of Social Enrichment On A Novel Rat Model Of Approach Orientation, Emily Feldman
Effects Of The Sudden Reduction Of Social Enrichment On A Novel Rat Model Of Approach Orientation, Emily Feldman
Undergraduate Honors Theses
The goal of the present study was to evaluate the effects of a reduction in social enrichment by measuring behavioral changes in the Elevated Plus Maze (EPM) in male and female rats of High Approach (HAO) and Low Approach Orientation (LAO). The results indicated that at baseline, both total arm entries and open arm entries were affected by Approach Orientation and Sex. The percent change in closed arm entries in female LAO was sensitive to a sudden transition from high to standard social enrichment, whereas those in the female HAO and both male groups were behaviorally unaffected. The female LAO …
Alzheimer’S Disease And Inflammatory Biomarkers Positively Correlate In Plasma In The Uk-Adrc Cohort, Kate E. Foley, Zachary Winder, Tiffany L. Sudduth, Barbara J. Martin, Peter T. Nelson, Gregory Jicha, Jordan P. Harp, Erica M. Weekman, Donna M. Wilcock
Alzheimer’S Disease And Inflammatory Biomarkers Positively Correlate In Plasma In The Uk-Adrc Cohort, Kate E. Foley, Zachary Winder, Tiffany L. Sudduth, Barbara J. Martin, Peter T. Nelson, Gregory Jicha, Jordan P. Harp, Erica M. Weekman, Donna M. Wilcock
Neurology Faculty Publications
INTRODUCTION: Protein-based plasma assays provide hope for improving accessibility and specificity of molecular diagnostics to diagnose dementia. METHODS: Plasma was obtained from participants (N = 837) in our community-based University of Kentucky Alzheimer’s Disease Research Center cohort. We evaluated six Alzheimer’s disease (AD)- and neurodegeneration-related (Aβ40, Aβ42, Aβ42/40, p- tau181, total tau, and NfLight) and five inflammatory biomarkers (TNF𝛼, IL6, IL8, IL10, and GFAP) using the SIMOA-based protein assay platform. Statistics were performed to assess correlations. RESULTS: Our large cohort reflects previous plasma biomarker findings. Relationships between biomarkers to understand AD–inflammatory biomarker correlations showed significant associations between AD and inflammatory …
Adolescent Mental Health In The Twenty-First Century, Arthur Maerlander, Patricia Gail Bray
Adolescent Mental Health In The Twenty-First Century, Arthur Maerlander, Patricia Gail Bray
Center for Brain, Biology, and Behavior: Faculty Publications
Conclusion
Parents do not suddenly relinquish medical decision-making to their children and are a vital part of a process construed within the framework of consent and confidentiality laws. In the transition period from childhood to adulthood, adolescents develop unique healthcare needs and concerns at the very time they are gaining autonomy from their parents. Adolescents progress from being recipients of decisions about their care to gradually becoming active participants in their healthcare and emerge as a primary partner in medical decision-making. Building a strong therapeutic alliance with young people can help them become responsible healthcare decision-makers.
Yet while “healthcare,” including …
Associations Of Sex And Sport Contact‑Level With Recovery Timelines Among Collegiate Athletes With Sport‑Related Concussion, Bernadette A. D'Alonzo, Andrea L. C. Schneider, Ian J. Barnett, Christina L. Master, Abigail C. Bretzin, Douglas J. Wiebe, Ivy League-Big Ten Epidemiology Of Concussion Study Investigators
Associations Of Sex And Sport Contact‑Level With Recovery Timelines Among Collegiate Athletes With Sport‑Related Concussion, Bernadette A. D'Alonzo, Andrea L. C. Schneider, Ian J. Barnett, Christina L. Master, Abigail C. Bretzin, Douglas J. Wiebe, Ivy League-Big Ten Epidemiology Of Concussion Study Investigators
Center for Brain, Biology, and Behavior: Faculty Publications
Background
Growing interest has motivated recent studies to examine differences in recovery after sportrelated concussion (SRC) by sex. However, heterogeneity in study design, participants, and recovery outcomes has led to mixed findings. Further work is needed to evaluate potential differences by sex and to investigate the role of related characteristics, such as sport contact-level, in recovery timelines. This study aimed to investigate whether concussion recovery trajectories differ by sex, considering a priori clinical and demographic covariates, and accounting for the sequence of recovery outcomes. Our secondary question was whether sport contact-level modifies the relationship between sex and time to outcomes. …
Translational Neuroscience Contributes To Understanding Neurodevelopmental Outcomes Of Dostoyevsky's "Brothers Karamazov" With Treatment Implications, Stephen I. Deutsch, Jessica A. Burket, Jeffrey Elikan Jd, David R. Spiegel
Translational Neuroscience Contributes To Understanding Neurodevelopmental Outcomes Of Dostoyevsky's "Brothers Karamazov" With Treatment Implications, Stephen I. Deutsch, Jessica A. Burket, Jeffrey Elikan Jd, David R. Spiegel
Department Psychiatry & Behavioral Science Faculty Publications
Dostoyevsky's novels raise profound ethical, moral, philosophical and theological issues and, as a result, both he and his novels serve as fertile subjects of scholarly inquiry across a variety of academic disciplines. In particular, major characters in "The Brothers Karamazov" lend themselves to classical psychodynamic formulations, such as the influence of adverse childhood experiences on adult social and occupational outcomes, which in the case of Dmitry, the eldest son of Fyodor Pavlovich Karamazov, are considered in exquisitely fine detail. Prosecutor and defense attorney provide differing interpretations of how early traumas, largely due to paternal neglect and abuse, affected Dmitry's adult …
Effects Of The Cb1 Receptor Antagonist, Am251, On Maternal Behavior In Long-Evans Rat Dams, Jennifer Aguilera-Fonseca, Karla Colley, Eddie Galarza, Atoria Hamm, Joe Morse, Rachel Ntor, Destiny Pichardo, Vincent P. Markowski
Effects Of The Cb1 Receptor Antagonist, Am251, On Maternal Behavior In Long-Evans Rat Dams, Jennifer Aguilera-Fonseca, Karla Colley, Eddie Galarza, Atoria Hamm, Joe Morse, Rachel Ntor, Destiny Pichardo, Vincent P. Markowski
McNair Scholars Program
No abstract provided.
Co-Occurrence Of Autism Spectrum Disorder And Attention-Deficit/Hyperactivity Disorder With Idiopathic Hypersomnia: Data From The Hypersomnia Foundation Registry, Sophie Sevan Mikkelsen
Co-Occurrence Of Autism Spectrum Disorder And Attention-Deficit/Hyperactivity Disorder With Idiopathic Hypersomnia: Data From The Hypersomnia Foundation Registry, Sophie Sevan Mikkelsen
Honors Undergraduate Theses
In recent years, hypersomnia patients and researchers alike have increasingly discussed the possibility of heightened comorbidities, or co-occurrences, of autism spectrum disorder (ASD) and attention-deficit/hyperactivity disorder (ADHD) with the central disorders of hypersomnolence: idiopathic hypersomnia (IH) and narcolepsy (N). While a few scarce studies have investigated a link between ADHD and N, there has been no research on the co-occurrence of these conditions with IH. This study, using data from the Hypersomnia Foundation’s CoRDS Patient Registry, is the first to identify self-reported rates of ASD and ADHD diagnoses by people with idiopathic hypersomnia. Four chi-square tests were conducted to determine …