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Articles 361 - 390 of 643
Full-Text Articles in Psychiatry and Psychology
Natural And Artificial Object Recognition: The Superiority Of Natural Shape Features, Lauren Pedersen
Natural And Artificial Object Recognition: The Superiority Of Natural Shape Features, Lauren Pedersen
Mahurin Honors College Capstone Experience/Thesis Projects
The purpose of this study was to evaluate the ability of 44 young adults (mean age = 21.7 years) to compare natural and artificial three-dimensional (3-D) objects using their senses of vision and touch. Previous research has indicated that the information content provided by a stimulus set can have a significant effect on a participant’s ability to perform cross-modal object recognition tasks. A primary goal of the present study was to understand what shape features are transferable between visual and haptic modalities. Participants haptically manipulated objects from one of two stimulus sets: bell peppers (Capsicum annuum) and sinusoidally-modulated spheres (SIMS). …
Comparison Of Maternal Beliefs About Causes Of Autism Spectrum Disorder And Association With Utilization Of Services And Treatments, Virginia Chaidez, Erik Fernandez Y Garcia, Lulu W. Wang, Kathleen Angkustsiri, Paula Krakowiak, Irva Hertz-Picciotto, Robin L. Hansen
Comparison Of Maternal Beliefs About Causes Of Autism Spectrum Disorder And Association With Utilization Of Services And Treatments, Virginia Chaidez, Erik Fernandez Y Garcia, Lulu W. Wang, Kathleen Angkustsiri, Paula Krakowiak, Irva Hertz-Picciotto, Robin L. Hansen
Department of Nutrition and Health Sciences: Faculty Publications
Background: This study aimed to describe parental perceptions of the causes of autism spectrum disorder (ASD) in an ethnically diverse sample and explore whether these perceptions relate to treatment choices.
Methods: The sample consisted of White (n=224), Hispanic (n=85) and Asian (n=21) mothers of a child with ASD. A mixed methods approach was used in this secondary analysis focusing on parental perceptions about the causes of ASD and the relationship of these to utilization of services and treatment.
Results: Environmental and genetic factors were most often believed to be the cause or one of the causes of ASD by mothers …
Underlying Contribution Of Executive Functioning To Cognition And Academic Achievement In Individuals With Dystrophinopathy, Robert Fee
Dissertations, Theses, and Capstone Projects
Dystrophinopathy is a genetic disorder that results in the lack of or abnormal expression of the protein dystrophin. It is a disorder that alters cell structure and function, impacts the developing brain and brain function, presents with multi-domain cognitive deficits, and influences both mood and behavior. Cognitive impairments appear to be more localized to specific areas of functioning rather than a global deficit; however, deficits have been identified across multiple cognitive domains including language and aspects of executive functioning. A careful examination of the cognitive phenotype and its association to mutations affecting CNS isoforms is necessary to clarify the neuropsychological …
Tributyltin Inhibits Neural Induction Of Human Induced Pluripotent Stem Cells, Shigeru Yamada, Yusuke Kubo, Daiju Yamazaki, Yuko Sekino, Yoko Nomura, Sachiko Yoshida, Yusunari Kanda
Tributyltin Inhibits Neural Induction Of Human Induced Pluripotent Stem Cells, Shigeru Yamada, Yusuke Kubo, Daiju Yamazaki, Yuko Sekino, Yoko Nomura, Sachiko Yoshida, Yusunari Kanda
Publications and Research
Tributyltin (TBT), one of the organotin compounds, is a well-known environmental pollutant. In our recent study, we reported that TBT induces mitochondrial dysfunction, in human-induced pluripotent stem cells (iPSCs) through the degradation of mitofusin1 (Mfn1), which is a mitochondrial fusion factor. However, the effect of TBT toxicity on the developmental process of iPSCs was not clear. The present study examined the effect of TBT on the differentiation of iPSCs into the ectodermal, mesodermal, and endodermal germ layers. We found that exposure to nanomolar concentration of TBT (50 nM) selectively inhibited the induction of iPSCs into the ectoderm, which is the …
Complexities And Challenges Of Nonduality, Elizabeth Stephens
Complexities And Challenges Of Nonduality, Elizabeth Stephens
CONSCIOUSNESS: Ideas and Research for the Twenty-First Century
States of consciousness referred to as nonduality, awakening, enlightenment, moksha, peak experience, unitive states, or void states, among other terms, have garnered increasing secular attention and have become a topic of psychological and neuroscientific research. A review of the literature revealed many challenges to studying this set of states, such as inconsistent conceptualizations, a variety of models and theories, and conflicting descriptions indicating that the actual experience may not live up to the superlative descriptions found in historical texts or the expectations put forth by nondual teachers. A great deal more empirical research on this topic is needed, and researchers …
"Understanding Lgbtq+ Intimate Partner Violence & Challenges In, Dr. Juanita Yates
"Understanding Lgbtq+ Intimate Partner Violence & Challenges In, Dr. Juanita Yates
Dissertations
This research project is a focus on Intimate Partner Violence (IPV) within LGBTQ+
community and the challenges associated with seeking family support. IPV is defined as a violent
or aggressive behavior within the home, typically involving the violent abuse of an intimate spouse
or partner. However, IPV can happen on the street, in one’s home or even in a public place. Those
exposed to IPV can be children, men and women. IPV is a prevalent issue in our society (Bright
2008). According to Ristock (2005), violence in LGBTQ+ relationships may be referred to as
partner violence, relationship violence, or LGBTQ+ …
Radical Social Ecology As Deep Pragmatism: A Call To The Abolition Of Systemic Dissonance And The Minimization Of Entropic Chaos, Arielle Brender
Radical Social Ecology As Deep Pragmatism: A Call To The Abolition Of Systemic Dissonance And The Minimization Of Entropic Chaos, Arielle Brender
Student Theses 2015-Present
This paper aims to shed light on the dissonance caused by the superimposition of Dominant Human Systems on Natural Systems. I highlight the synthetic nature of Dominant Human Systems as egoic and linguistic phenomenon manufactured by a mere portion of the human population, which renders them inherently oppressive unto peoples and landscapes whose wisdom were barred from the design process. In pursuing a radical pragmatic approach to mending the simultaneous oppression and destruction of the human being and the earth, I highlight the necessity of minimizing entropic chaos caused by excess energy expenditure, an essential feature of systems that aim …
Wearable Fitness Tracking Improves Self-Efficacy For Exercise, Adam Sturts, Adarsh Gupta
Wearable Fitness Tracking Improves Self-Efficacy For Exercise, Adam Sturts, Adarsh Gupta
Rowan-Virtua Research Day
The present study was designed to determine the impact of wearable fitness tracking technology use on physical activity and self-efficacy for exercise among wearable fitness device users. This was a cross sectional study. A single questionnaire was administered to participants, providing patient data pertaining to wearable fitness tracking device use, exercise habits and intrinsic self-efficacy for exercise. Wearable fitness tracking device users were found to have higher levels of self-efficacy for exercise than non-users across all participating ages, genders and ethnicities. In addition, wearable fitness device users reported increased engagement in physical activity with the concomitant use of their devices. …
Social Work Trauma Interventions: Dialectical Behavioral Therapy, Kassie Baumann
Social Work Trauma Interventions: Dialectical Behavioral Therapy, Kassie Baumann
Senior Honors Theses
According to Lynne Weilart (2013), in her article on the reasons why people seek out therapy, trauma is the number one reason people attend counseling. Many different trauma-informed approaches are designed specifically to address the consequences of trauma and to facilitate healing. Some of these approaches are as follows: Cognitive Behavioral Therapy (CBT); Dialectical Behavioral Therapy (DBT);Mentalization Based Therapy (MBT); Trauma Systems Therapy (TST); Trauma Assessment Pathway (TAP); and Attachment, Self-Regulation, and Competency (ARC) (de Arellano, Danielson, Ko, & Sprauge, 2008). The effectiveness of each trauma intervention will be examined. DBT is one of these trauma interventions that is growing …
Association Between A Single Nucleotide Polymorphism In Neuregulin-1 And Schizophrenia In Pakistani Patients, Haider Ali Naqvi, Shafqat Huma, Hira Waseem, Kashaf Aqeel Zaidi, Hina Saeed Zuberi, Syed Hani Abidi
Association Between A Single Nucleotide Polymorphism In Neuregulin-1 And Schizophrenia In Pakistani Patients, Haider Ali Naqvi, Shafqat Huma, Hira Waseem, Kashaf Aqeel Zaidi, Hina Saeed Zuberi, Syed Hani Abidi
Department of Biological & Biomedical Sciences
Objective: To determine the association of single-nucleotide polymorphism8nrg433E1006 in the neuregulin-1 gene associated with schizophrenia.
Methods: This case-control study was conducted at the Fountain House, Lahore, and the psychiatric clinics at the Aga Khan University, Karachi, from 2010 to 2013.The total genomic deoxyribonucleic acid was isolated and single-nucleotide polymorphism8nrg433E1006 was screened by nested polymerase chain reaction followed by sequencing. These sequences, from patients and controls, were aligned with the human neuregulin-1-glial growth factor 2 gene sequence, which served as a reference sequence. The single nucleotide polymorphism genetic algorithm was characterised at position 433 in the neuregulin-1 gene by …
Inhibition Of Tnf-Alpha Decreases Microglia Activation In Rats Neonatally Treated With Poly I:C, Heath W. Shelton, Russell W. Brown
Inhibition Of Tnf-Alpha Decreases Microglia Activation In Rats Neonatally Treated With Poly I:C, Heath W. Shelton, Russell W. Brown
Appalachian Student Research Forum
Introduction: Current medical treatment for individuals diagnosed with schizophrenia (SCHZ) primarily relies on the inhibition of the dopamine D2 receptor that has been shown to be supersensitive in these patients. Treatment occurs through the use of antipsychotic medication which leads to a number of debilitating dose-dependent side effects, such as weight gain, agranulocytosis, and seizures. Patients diagnosed with SCHZ have also been shown to have increased inflammation in their central nervous system (CNS), particularly within specific brain regions such as the prefrontal cortex and hippocampus. This is in large part due to the interaction between a pro-inflammatory cytokine called …
Multisensory Integration And Autistic Traits Using Non-Sociolinguistic Information, Sébastien A. Lauzon, Samantha E. Schulz, Zack I. Cohen, Ryan A. Stevenson
Multisensory Integration And Autistic Traits Using Non-Sociolinguistic Information, Sébastien A. Lauzon, Samantha E. Schulz, Zack I. Cohen, Ryan A. Stevenson
Western Research Forum
Background: Sensory processing issues are one of the most common complaints in autism spectrum disorder (ASD). One area of sensory difficulties in ASD that has been the focus of intense research in recent years is multisensory integration (MSI), or the ability to bind auditory and visual information into a single, unified percept. While integration of social or linguistic information is consistently shown to be an area of difficulty in ASD, results are less clear with simple, non-sociolinguistic stimuli. This study aims to address this ambiguity by determining whether MSI of non-sociolinguistic sensory information is related to traits and symptomatology …
Education Institutions Creation Of Partnerships, Iwasan D. Kejawa Ed.D
Education Institutions Creation Of Partnerships, Iwasan D. Kejawa Ed.D
Department of Educational Administration: Faculty Publications
This issue is embracing the creation of partnerships with establishments worldwide for the provisions of life embodiments to graduates. At moment, there may be lack of friendship or partnership with establishments to create incentives for newly graduates of so many colleges and universities (Hirsh & Weber, 1999). Partnership with external companies will surely bring enormous grants to the colleges and universities and it will also encourage friendly establishments to provide incentives and perks to colleges, universities and alumni. It may be concluded that the advantages of creating rapport with external congruences is the comraderies and also compromises that will be …
Concussion Competencies: A Framework For School-Based Concussion Management (Flyer), Arthur C. Maerlender, Jonathan Lichtenstein, Jennifer Parent-Nichols
Concussion Competencies: A Framework For School-Based Concussion Management (Flyer), Arthur C. Maerlender, Jonathan Lichtenstein, Jennifer Parent-Nichols
Center for Brain, Biology, and Behavior: Faculty Publications
This volume grew out of many years of clinical practice, research, and program projects. It is the culmination of more than 50 years of work with kids, brains, and schools. While there is research behind the Competencies and the underlying content, the intent was to create a user-friendly manual that cut across levels of responsibility and care. Concussion Competencies was not intended to be a textbook in the traditional manner; however, the Competencies have been shown to be a useful approach to teaching this material.
This volume is organized around a set of Competencies that have been shown to be …
A Computational Assessment Of Target Engagement In The Treatment Of Auditory Hallucinations With Transcranial Direct Current Stimulation, Won Hee Lee, Nigel I. Kennedy, Marom Bikson, Sophia Frangou
A Computational Assessment Of Target Engagement In The Treatment Of Auditory Hallucinations With Transcranial Direct Current Stimulation, Won Hee Lee, Nigel I. Kennedy, Marom Bikson, Sophia Frangou
Publications and Research
We use auditory verbal hallucinations (AVH) to illustrate the challenges in defining and assessing target engagement in the context of transcranial direct current stimulation (tDCS) for psychiatric disorders. We defined the target network as the cluster of regions of interest (ROIs) that are consistently implicated in AVH based on the conjunction of multimodal meta-analytic neuroimaging data. These were prescribed in the New York Head (a population derived model) and head models of four single individuals. We appraised two potential measures of target engagement, tDCS-induced peak electric field strength and tDCS-modulated volume defined as the percentage of the volume of the …
To Do Or Not To Do: Dopamine, Affordability And The Economics Of Opportunity, Jeff A. Beeler, Devry Mourra
To Do Or Not To Do: Dopamine, Affordability And The Economics Of Opportunity, Jeff A. Beeler, Devry Mourra
Publications and Research
Five years ago, we introduced the thrift hypothesis of dopamine (DA), suggesting that the primary role of DA in adaptive behavior is regulating behavioral energy expenditure to match the prevailing economic conditions of the environment. Here we elaborate that hypothesis with several new ideas. First, we introduce the concept of affordability, suggesting that costs must necessarily be evaluated with respect to the availability of resources to the organism, which computes a value not only for the potential reward opportunity, but also the value of resources expended. Placing both costs and benefits within the context of the larger economy in which …
Precocious Development Of Self-Awareness In Dolphins, Rachel Morrison, Diana Reiss
Precocious Development Of Self-Awareness In Dolphins, Rachel Morrison, Diana Reiss
Publications and Research
Mirror-self recognition (MSR) is a behavioral indicator of self-awareness in young children and only a few other species, including the great apes, dolphins, elephants and magpies. The emergence of self-awareness in children typically occurs during the second year and has been correlated with sensorimotor development and growing social and self-awareness. Comparative studies of MSR in chimpanzees report that the onset of this ability occurs between 2 years 4 months and 3 years 9 months of age. Studies of wild and captive bottlenose dolphins (Tursiops truncatus) have reported precocious sensorimotor and social awareness during the first weeks of life, but no …
Low Sucrose, Omega-3 Enriched Diet Has Region-Specific Effects On Neuroinflammation And Synaptic Function Markers In A Mouse Model Of Doxorubicin-Based Chemotherapy, Tonya S. Orchard, Monica M. Gaudier-Diaz, Panchita Phuwamongkolwiwat-Chu, Rebecca Andridge, Maryam B. Lustberg, Joshua Bomser, Rachel M. Cole, Martha A. Belury, Courtney A. Devries
Low Sucrose, Omega-3 Enriched Diet Has Region-Specific Effects On Neuroinflammation And Synaptic Function Markers In A Mouse Model Of Doxorubicin-Based Chemotherapy, Tonya S. Orchard, Monica M. Gaudier-Diaz, Panchita Phuwamongkolwiwat-Chu, Rebecca Andridge, Maryam B. Lustberg, Joshua Bomser, Rachel M. Cole, Martha A. Belury, Courtney A. Devries
Faculty & Staff Scholarship
Chemotherapeutic agents such as doxorubicin may negatively affect long-term brain functioning in cancer survivors; neuroinflammation may play a causal role. Dietary approaches that reduce inflammation, such as lowering sucrose and increasing eicosapentaenoic acid plus docosahexaenoic acid (EPA + DHA), may attenuate chemotherapy-induced neuroinflammation and synaptic damage, thereby improving quality of life. Ovariectomized, C57BL/6 mice were assigned to a chemotherapy (9 mg/kg doxorubicin + 90 mg/kg cyclophosphamide) or vehicle two-injection regimen, with injections two and four weeks after starting diets. In Study 1, mice received low sucrose diets with EPA + DHA or No EPA + DHA for four to six …
Tasseography From Jung's Perspective, Avetisian, Elizabeth
Tasseography From Jung's Perspective, Avetisian, Elizabeth
CONSCIOUSNESS: Ideas and Research for the Twenty-First Century
Approaching from Jung’s perspective this paper aims to understand how the unconscious communicates through symbolism that may be the basis for synchronicity arising from mantic procedures. A particular ritual of divination called tasseography will be studied whereby the seer interprets patterns in coffee grounds intuitively and by following a standard system of symbolism to foretell the seeker’s future life events or provide answers to seeker’s pressing life questions. The paper will examine various processes involved in the experience of tasseography and its ritual that enable the reader to predict the seeker’s future or bring light to the present or past …
Discerning Suicide In Drug Intoxication Deaths: Paucity And Primacy Of Suicide Notes And Psychiatric History, Ian Rh Rockett, Eric D. Caine, Hilary S. Connery, Gail D'Onofrio, David J. Gunnell, Ted R. Miller, Kurt B. Nolte, Mark S. Kaplan, Nestor D. Kapusta, Christa L. Lilly, Lewis S. Nelson, Sandra L. Putnam, Steven Stack, Peeter Varnik, Lynne R. Webster, Haomiao Jia
Discerning Suicide In Drug Intoxication Deaths: Paucity And Primacy Of Suicide Notes And Psychiatric History, Ian Rh Rockett, Eric D. Caine, Hilary S. Connery, Gail D'Onofrio, David J. Gunnell, Ted R. Miller, Kurt B. Nolte, Mark S. Kaplan, Nestor D. Kapusta, Christa L. Lilly, Lewis S. Nelson, Sandra L. Putnam, Steven Stack, Peeter Varnik, Lynne R. Webster, Haomiao Jia
Faculty & Staff Scholarship
Objective
A paucity of corroborative psychological and psychiatric evidence may be inhibiting detec- tion of drug intoxication suicides in the United States. We evaluated the relative importance of suicide notes and psychiatric history in the classification of suicide by drug intoxication versus firearm (gunshot wound) plus hanging/suffocation—the other two major, but overtly violent methods.
Methods
This observational multilevel (individual/county), multivariable study employed a general- ized linear mixed model (GLMM) to analyze pooled suicides and undetermined intent deaths, as possible suicides, among the population aged 15 years and older in the 17 states participating in the National Violent Death Reporting System …
Sourcing Enchantment: From Elemental Appropriation To Imaginal Symbolics, Schwartz, Michael
Sourcing Enchantment: From Elemental Appropriation To Imaginal Symbolics, Schwartz, Michael
CONSCIOUSNESS: Ideas and Research for the Twenty-First Century
Critical theorists and social commentators agree that modernity and postmodernity suffer from historical pathologies of world disenchantment. What might be done? Drawing on John Sallis’ phenomenology of the elemental and Tibetan Buddhist teachings on elemental practices, this paper investigates the imagination in its doubling as imaginal in generating a symbolics of the self, world, and other that is always already enchanted; an aesthetics of existence where the world itself shows forth like a work of art replete with exorbitant logics.
Factor Structure And Gender Invariance Testing For The Sport Anxiety Scale-2 (Sas-2), Leilani Madrigal, Vincenzo Roma, Todd Caze, Arthur C. Maerlender, Debra Hope
Factor Structure And Gender Invariance Testing For The Sport Anxiety Scale-2 (Sas-2), Leilani Madrigal, Vincenzo Roma, Todd Caze, Arthur C. Maerlender, Debra Hope
Center for Brain, Biology, and Behavior: Faculty Publications
This study aimed to provide further psychometric validation of the Sport Anxiety Scale-2 (SAS-2) by assessing the factor structure, invariance across gender, and convergent and divergent validity of the SAS-2 by correlating both related (i.e., anxiety sensitivity, brief fear of negative evaluation, intolerance of uncertainty, and negative affect) and unrelated constructs (i.e., positive affect, self-confidence). A total of 542 current and former competitive athletes completed a questionnaire through Amazon’s Mechanical Turk system. All data were collected via online survey. Participants were randomly assigned to an exploratory factor analysis (n = 271) and confirmatory factor analysis group (n = 271). Results …
Accumulating Data To Optimally Predict Obesity Treatment (Adopt): Recommendations From The Biological Domain, Michael Rosenbaum, Tanya Agurs-Collins, Molly S. Bray, Kevin D. Hall, Mark Hopkins, Maren Laughlin, Paul S. Maclean, Padma Maruvada, Cary R. Savage, Dana M. Small, Luke Stoeckel
Accumulating Data To Optimally Predict Obesity Treatment (Adopt): Recommendations From The Biological Domain, Michael Rosenbaum, Tanya Agurs-Collins, Molly S. Bray, Kevin D. Hall, Mark Hopkins, Maren Laughlin, Paul S. Maclean, Padma Maruvada, Cary R. Savage, Dana M. Small, Luke Stoeckel
Center for Brain, Biology, and Behavior: Faculty Publications
Background: The responses to behavioral, pharmacological, or surgical obesity treatments are highly individualized. The Accumulating Data to Optimally Predict obesity Treatment (ADOPT) project provides a framework for how obesity researchers, working collectively, can generate the evidence base needed to guide the development of tailored, and potentially more effective, strategies for obesity treatment. Objectives: The objective of the ADOPT biological domain subgroup is to create a list of high-priority biological measures for weight-loss studies that will advance the understanding of individual variability in response to adult obesity treatments. This list includes measures of body composition, energy homeostasis (energy intake and output), …
Left Lateralized Cerebral Glucose Metabolism Declines In Amyloid-Β Positive Persons With Mild Cognitive Impairment, Christopher M. Weise, Kewei Chen, Yinghua Chen, Xiaoying Kuang, Cary R. Savage, Eric M. Reiman
Left Lateralized Cerebral Glucose Metabolism Declines In Amyloid-Β Positive Persons With Mild Cognitive Impairment, Christopher M. Weise, Kewei Chen, Yinghua Chen, Xiaoying Kuang, Cary R. Savage, Eric M. Reiman
Center for Brain, Biology, and Behavior: Faculty Publications
Background: Previous publications indicate that Alzheimer's Disease (AD) related cortical atrophy may develop in asymmetric patterns, with accentuation of the left hemisphere. Since fluorodeoxyglucose positron emission tomography (FDG PET) measurements of the regional cerebral metabolic rate of glucose (rCMRgl) provide a sensitive and specific marker of neurodegenerative disease progression, we sought to investigate the longitudinal pattern of rCMRgl in amyloid-positive persons with mild cognitive impairment (MCI) and dementia, hypothesizing asymmetric declines of cerebral glucose metabolism. Methods: Using florbetapir PET and cerebrospinal fluid (CSF) measures to define amyloid-β (Aβ) positivity, 40 Aβ negative (Aβ-) cognitively unimpaired controls (CU; 76 ± 5y), …
Novel Biomarkers Of Physical Activity Maintenance In Midlife Women: Preliminary Investigation, Kelly A. Bosak, Vlad B. Papa, Morgan G. Brucks, Cary R. Savage, Joseph E. Donnelly, Laura E. Martin
Novel Biomarkers Of Physical Activity Maintenance In Midlife Women: Preliminary Investigation, Kelly A. Bosak, Vlad B. Papa, Morgan G. Brucks, Cary R. Savage, Joseph E. Donnelly, Laura E. Martin
Center for Brain, Biology, and Behavior: Faculty Publications
The precision health initiative is leading the discovery of novel biomarkers as important indicators of biological processes or responses to behavior, such as physical activity. Neural biomarkers identified by magnetic resonance imaging (MRI) hold promise to inform future research, and ultimately, for transfer to the clinical setting to optimize health outcomes. This study investigated resting-state and functional brain biomarkers between midlife women who were maintaining physical activity in accordance with the current national guidelines and previously acquired age-matched sedentary controls. Approval was obtained from the Human Subjects Committee. Participants included nondiabetic, healthy weight to overweight (body mass index 19–29.9 kg/m …
Mesotocin Influences Pinyon Jay Prosociality, J. F. Duque, W. Leichner, H. Ahmann, Jeffrey R. Stevens
Mesotocin Influences Pinyon Jay Prosociality, J. F. Duque, W. Leichner, H. Ahmann, Jeffrey R. Stevens
Center for Brain, Biology, and Behavior: Faculty Publications
Many species exhibit prosocial behavior , in which one individual’s actions benefit another individual, often without an immediate benefit to itself. The neuropeptide oxytocin is an important hormonal mechanism influencing prosociality in mammals, but it is unclear whether the avian homologue mesotocin plays a similar functional role in birds. Here, we experimentally tested prosociality in pinyon jays (Gymnorhinus cyanocephalus), a highly social corvid species that spontaneously shares food with others. First, we measured prosocial preferences in a prosocial choice task with two different pay-off distributions: Prosocial trials delivered food to both the subject and either an empty cage …
Molecular Brain Adaptations To Ethanol: Role Of Glycogen Synthase Kinase-3 Beta In The Transition To Excessive Consumption, Andrew D. Van Der Vaart
Molecular Brain Adaptations To Ethanol: Role Of Glycogen Synthase Kinase-3 Beta In The Transition To Excessive Consumption, Andrew D. Van Der Vaart
Theses and Dissertations
Alcoholism is a complex neuropsychiatric disease that is characterized by compulsive alcohol use and intensifying cravings and withdrawals, often culminating in physiologic dependency. Fundamental alterations in brain chemistry underlie the transition from initial ethanol exposure to repetitive excessive use. Key mediators of this adaptation include changes in gene expression and signal transduction. Here we investigated gene expression pathways in prefrontal cortex and nucleus accumbens following acute or chronic ethanol treatment, to identify genes with potentially conserved involvement in the long-term response of the corticolimbic system to repeated ethanol exposure. We investigated Gsk3b, which encodes glycogen synthase kinase 3-beta, as a …
Resilience Concepts In Psychiatry Demonstrated With Bipolar Disorder, David G. Angeler, Craig R. Allen, Maj-Liz Persson
Resilience Concepts In Psychiatry Demonstrated With Bipolar Disorder, David G. Angeler, Craig R. Allen, Maj-Liz Persson
Nebraska Cooperative Fish and Wildlife Research Unit: Staff Publications
Background: The term resilience describes stress–response patterns of subjects across scientific disciplines. In ecology, advances have been made to clearly distinguish resilience definitions based on underlying mechanistic assumptions. Engineering resilience (rebound) is used for describing the ability of subjects to recover from adverse conditions (disturbances), and is the rate of recovery. In contrast, the ecological resilience definition considers a systemic change: when complex systems (including humans) respond to disturbances by reorganizing into a new regime (stable state) where structural and functional aspects have fundamentally changed relative to the prior regime. In this context, resilience is an emergent property of complex …
Development And Preclinical Evaluation Of Long-Lasting Cocaine Hydrolases For Cocaine Overdose And Cocaine Use Disorder Treatment, Ting Zhang
Theses and Dissertations--Pharmacy
Cocaine is a plant-based illicit drug commonly involved in substance use disorder. Although cocaine overdose and cocaine use disorders cause adverse health consequences to individuals and the economic burden on their family and society, there are no FDA (Food and Drug Administration) approved medications for treatment. Recently, it has been recognized that delivery of cocaine hydrolase (CocH) is a promising therapeutic strategy. Human butyrylcholinesterase (hBChE), the primary enzyme involved in cocaine metabolism in human, have advantages over other candidates for the development of CocH. Previous studies in our laboratory have designed and characterized hBChE mutants that have ~4,000-fold improved catalytic …
Optogenetic Examination Of Salt Taste In Mice, Martin Raymond
Optogenetic Examination Of Salt Taste In Mice, Martin Raymond
Master's Theses and Doctoral Dissertations
This thesis describes a series of experiments designed to evaluate the hypothesis that Type I taste receptor cells play a critical role in the detection and transduction of sodium taste via of epithelial sodium channels (ENaCs). Experiment 1 validated the function of a simple and affordable behavioral apparatus (hardware and software) for testing taste preference and taste aversion in mice. Experiment 2 demonstrated a pharmacological method for rapid induction of salt appetite in mice. Experiment 3 showed that optogenetic stimulation of Type I taste receptor cells (TRCs) in transgenic mice could drive consumption of tap water under conditions of salt …