Digital Commons Network^™

Enhancing Traffic Data Security In Smart Cities Using Optimized Quantum-Based Digital Signatures And Privacy-Preserving Techniques, Tuqa Ghani Tregi, Mishall Al-Zubaidie

Mesopotamian Journal of CyberSecurity

Securing big data in power plants is an important and fundamental step in the infrastructure of smart cities. In addition, it becomes a barrier if it is not controlled from the beginning. Security must be a combination of fast and robust properties. This research presents a traffic security system (TSS) in a smart city (SC). It is a novel paradigm meant to improve data security and integrity by means of a multilayered method. Advanced fault analysis, dual-stage pseudonymizing, quantum key distribution via the BB84 protocol, and Falcon signatures (FS) are combined in the proposed system. TSS enhances data security by …

Schistosomiasis Interventions In Africa: Assessment And Systematic Review, Christopher Yaw Dumevi, George Boateng Kyei, Patience B Tetteh-Quarcoo, James-Paul Kretchy, Irene Ayi, Patrick F Ayeh-Kumi

2020-Current year OA Pubs

No abstract provided.

System Readiness And The Patient Care Pathway For Alzheimer's Disease Diagnosis And Treatment, B Joy Snider, Et Al.

2020-Current year OA Pubs

Promising therapeutic interventions that target the underlying pathophysiology are changing the landscape of Alzheimer's disease (AD) research. The AD care pathway must be transformed to meet the challenge of bringing these new therapies to the increasing number of people living with AD within the existing healthcare framework. Challenges include identifying patients who may benefit from treatment interventions early in the course of the disease, ensuring that diagnostic tools are accessible and accurate, and developing capabilities to monitor the effectiveness of interventions over time. These challenges must be addressed at all levels, from primary care settings to tertiary treatment centers; this …

Qualitative And Quantitative Analysis Of A Novel Dental Health Education Program To Improve Dental Care Utilization By Bhutanese-, Burmese-, And Swahili-Speaking Refugees In A Midwestern United States City, Chandra Swanson, Katherine Gordon, Kelly Kreisler, Elizabeth Montgomery Collins

2020-Current year OA Pubs

No abstract provided.

Impact Of Genetic Counseling And Testing In Individuals At High Risk Of Familial Alzheimer's Disease From Latin America: A Non-Randomized Controlled Trial, Pablo M Bagnati, Ellen Ziegemeier, Eric Mcdade, Randall J Bateman, Jorge J Llibre-Guerra, Et Al.

2020-Current year OA Pubs

INTRODUCTION: This study involved evaluating a tailored genetic counseling and testing (GCT) protocol for families at risk of autosomal dominant Alzheimer's disease (ADAD) in Latin America (LatAm), focusing on essential cultural and regional adaptations.

METHODS: We conducted a non-randomized controlled trial among ADAD families in Colombia and Argentina. Participants were categorized based on their decision to learn their genetic status (GS), with further comparisons between mutation-positive versus mutation-negative participants who learned their status. Psychological impacts were measured using validated scales for anxiety and depression.

RESULTS: Of the 122 eligible participants, 97 completed the GCT protocol, and 87 opted to learn …

Wireless Modular Implantable Neural Device With One-Touch Magnetic Assembly For Versatile Neuromodulation, Inho Kang, John Bilbily, Choong Yeon Kim, Chuanqian Shi, Manish K Madasu, Eun Young Jeong, Kyle E Parker, Do A Kwon, Bum-Joon Jung, Jae-Soon Yang, Juhyun Lee, Noah D L Kabbaj, Wonhee Lee, Jun-Bo Yoon, Ream Al-Hasani, Jianliang Xiao, Jordan G Mccall, Jae-Woong Jeong

2020-Current year OA Pubs

Multimodal neural interfaces open new opportunities in brain research by enabling more sophisticated and systematic neural circuit dissection. Integrating complementary features across distinct functional domains, these multifunctional neural probes have greatly advanced the interrogation of complex neural circuitry. However, introducing multiple functionalities into a compact form factor for freely behaving animals presents substantial design hurdles that complicate the device or require more than one device. Moreover, fixed functionality poses challenges in meeting the dynamic needs of chronic neuroscience inquiry, such as replacing consumable parts like batteries or drugs. To address these limitations, the modular implantable neural device (MIND) is introduced …

Psychosocial Behavioral Phenotypes Of Racially/Ethnically Minoritized Older Adults Enrolled In Habs-Hd Differ On Neuroimaging Measures Of Brain Age Gap, Hippocampal Volume, And Cortical Thickness, Alexandra L Clark, Makenna B Mcgill, Alexandra J Weigand, Julie K Wisch, Kalen Petersen, Beau Ances, Meredith N Braskie, Sid O'Bryant, Kelsey R Thomas, Habs‐Hd Study Team

2020-Current year OA Pubs

INTRODUCTION: This study examined whether previously identified psychosocial behavioral phenotypes differed on structural neuroimaging markers.

METHODS: Latent profile analysis (LPA) employed in a sample of 1820 community-dwelling older adults (1118 Hispanic and 702 Black) replicated previous Low Resource/Low Distress, High Resource/Low Distress, and Low Resource/High Distress phenotype classifications. Analyses of covariance (ANCOVAs) adjusting for relevant factors examined phenotype differences on neuroimaging outcomes of predicted brain age gap (BAG) (DeepBrainNet

RESULTS: The Low Resource/Low Distress and Low Resource/High Distress phenotypes had significantly higher predicted BAGs relative to the High Resource/Low Distress phenotype, and the Low Resource/High Distress group displayed significantly lower …

Early Alzheimer's Disease Patient Care Pathway And Health System Readiness: A Framework For Integrated Care, Ilya M Nasrallah, Erik S Musiek, Et Al.

2020-Current year OA Pubs

UNLABELLED: Alzheimer's disease (AD) is often underdiagnosed, especially at early stages when symptoms are mild, and patients may benefit from new and recently approved anti-amyloid therapies. An updated patient care pathway may facilitate timely diagnosis and intervention. We conducted a scan of published information and convened an expert panel of health care professionals to gain insights on early AD care pathways. We developed an Early AD Patient Care Pathway as an implementation guide that includes new diagnostic and treatment modalities and addresses needs and opportunities. The Early AD Patient Care Pathway focuses on patient identification, assessment, diagnosis, treatment, and management …

Discovering Subtypes With Imaging Signatures In The Motoric Cognitive Risk Syndrome Consortium Using Weakly Supervised Clustering, Bhargav Teja Nallapu, Kellen K Petersen, Et Al.

2020-Current year OA Pubs

INTRODUCTION: Understanding the heterogeneity of brain structure in individuals with the Motoric Cognitive Risk Syndrome (MCR) may improve the current risk assessments of dementia.

METHODS: We used data from six cohorts from the

RESULTS: Three subgroups (Groups A, B, and C) were identified through MRI-based clustering with significant differences in regional brain volumes, gait speeds, and performance on Trail Making (Part-B) and Free and Cued Selective Reminding Tests.

DISCUSSION: Based on structural MRI, our results reflect heterogeneity in the population with moderate and slow gait, including those with MCR. Such a data-driven approach could help pave new pathways toward dementia …

Physical Activity As A Resistance Or Resilience Mechanism In Down Syndrome Alzheimer's Disease, Victoria L Fleming, Beau M Ances, Et Al.

2020-Current year OA Pubs

INTRODUCTION: Adults with Down syndrome (DS) are at risk for Alzheimer's disease (AD). Lifestyle factors such as engagement in moderate-to-vigorous physical activity (MVPA) reduce risk or delay the onset of AD. This study aimed to determine whether MVPA confers a

METHODS: Analyses included 69 adults with DS (aged 26-58) who participated in a longitudinal study across 3.29 years. An actigraphy accelerometer assessed MVPA across 7 days. Directly administered and informant-reported measures assessed cognitive functioning, specifically memory and dementia symptoms. Neuroimaging biomarkers quantified amyloid beta (Aβ) burden, as assessed via positron emission tomography imaging.

RESULTS: In regression models, baseline MVPA was …

Integrating Mapk Pathway Inhibition Into Standard-Of-Care Therapy For Pediatric Low-Grade Glioma, Erin E Crotty, Aimee A Sato, Mohamed S Abdelbaki

2020-Current year OA Pubs

Pediatric low-grade gliomas (pLGG) are a group of tumors largely driven by alterations in a single genetic pathway, known as the RAS-RAF-mitogen-activated protein kinase (MAPK) pathway. Recent biologic insights and therapeutic targeting of MAPK-alterations have dramatically shifted the treatment approach in pLGG. While chemotherapy remains front-line therapy for unresectable pLGG in most scenarios (with the notable exception of

Sensorimotor Faculties Bias Choice Behavior, Jan Kubanek, Lawrence H Snyder, Richard A Abrams

2020-Current year OA Pubs

Decision-making is a deliberate process that seemingly evolves under our own volition. Yet, research on embodied cognition has demonstrated that higher-order cognitive processes may be influenced, in unexpected ways, by properties of motor and sensory systems. Here we tested whether and how decisions are influenced by handedness and by asymmetries in the auditory system. Right- and left- handed participants performed an auditory decision task. In the task, subjects decided whether they heard more click sounds in the right ear or in the left ear, and pressed a key with either their right or left index finger, according to an instructed …

"I Feel Like People Would Look At Me Like I'M Dirty Or Like I'M A Thief:" A Qualitative Exploration Of Interpersonal And Intrapersonal Experiences That Influence Recovery Among Adults At Risk Of Opioid-Related Overdose, Hannah S Szlyk, Sara Jones, Jordan Michener, Zhuoran Zhang, Nina Kaiser, Heidi Holtz, Melody Rachel Konadu Frempong, Husain Lateef, William Hutson, Patricia Cavazos-Rehg

2020-Current year OA Pubs

OBJECTIVE: Due to the nature of early termination of treatment and the transient lifestyles of many people who use substances, many providers are unaware of the factors that may have contributed to their client's engagement in treatment. Treatment providers and researchers need a better understanding of intrapersonal and interpersonal factors that impact recovery from the clients' perspective. This study uses qualitative methods to explore these factors.

METHODS: Eligible participants were adults who had used opioids and/or stimulants and were receiving treatment at a consenting facility. Participants completed one-month follow-up interviews after using a mobile health intervention. Transcripts were analyzed using …

Barriers And Facilitators To Implementing A Task-Sharing Mental Health Intervention For Sickle Cell Disease Populations In Low- And Middle-Income Countries: A Qualitative Analysis Using The Consolidated Framework For Implementation Research (Cfir), John Patena, Leah Elster, Tania Hameed, Sumedha Kulkarni, Alden Yuanhong Lai, Annika C Sweetland, Joyce Gyamfi, Temitope Ojo, Angela Odoms-Young, Charmaine Royal, Emmanuel Peprah

2020-Current year OA Pubs

BACKGROUND: People living with Sickle Cell Disease (SCD) experience higher rates of common mental disorders (CMD). There is an alarming treatment gap in the provision of adequate mental health services for CMDs in low- and middle-income countries (LMIC). One solution is the implementation of task-sharing interventions such as the Friendship Bench which utilizes concepts of problem-solving therapy (PST). This investigation uses a qualitative study design to evaluate the acceptability and feasibility of implementing a PST-based task-sharing mental health intervention for SCD populations in LMICs using the Consolidated Framework for Implementation Research (CFIR).

METHODS: Purposive, convenience, and snowball sampling strategies were …

The Perfect Storm: Unraveling The Interplay Of Genetic Predisposition And Viral Triggers In Type 1 Diabetes Pathogenesis, Daniel A Veronese-Paniagua, Jeffrey R Millman

2020-Current year OA Pubs

Type 1 diabetes (T1D) is a chronic autoimmune disease characterized by the T cell-mediated destruction of insulin-secreting pancreatic β cells, leaving patients reliant on exogenous insulin to establish normoglycemia. Despite advancements in glucose management, the precise pathological mechanisms linking genetic predisposition and environmental triggers to the loss of immune tolerance remain incompletely understood, hindering the development of preventative therapies. This comprehensive review synthesizes clinical, experimental, and epidemiological data to detail the intricate pathogenesis of T1D, focusing on the convergence of autoimmunity, high-risk genetics, and enteroviral infection. We discuss how T1D is fundamentally a disease caused by failures in central and …

The Equitability Of Virtual Public High School Education In Urban School District, Carissa Jury

Murray State Theses and Dissertations

Virtual education has become an integral component of modern high school education, particularly in urban districts where diverse student populations require flexible and equitable learning environments. This qualitative study explores the equitability of virtual public high school education in an urban school district, focusing on accessibility, student experiences, and policy implications. Using social constructivism and ecological systems' theory as theoretical frameworks, this research investigates factors influencing equitable outcomes, including access to technology, teacher and community support, and socioeconomic status. Data was collected through structured interviews and focus groups with students and parents engaged in virtual education. Key findings indicate that …

The Link Between Poor Student Reading Proficiency And College And Career Readiness, James D. Kirkland Iii

Murray State Theses and Dissertations

The ability to read proficiently is a skill often considered necessary for the success of an individual while in school and after graduating from high school. Although reading proficiency plays a large role in an individual's success, many students in our nation’s schools struggle to read and comprehend the texts they are presented with in their academic courses. The purpose of this research study was to determine whether a link existed between the reading proficiency and college and career readiness of high school agriculture students. The study used a mixed methods approach that collected both qualitative and quantitative data to …

Factors Influencing Former State Ffa Officers To Forego Careers In Agriculture: A Qualitative Study, Shelby R. Atwood

Murray State Theses and Dissertations

This qualitative study explores the factors influencing former State FFA Officers' decisions to pursue careers outside agricultural education and the broader agricultural industry. Despite their deep engagement with the National FFA Organization and exposure to numerous agricultural career opportunities, many former officers do not transition into related professions. Guided by the expectancy-value theory, this research investigates the personal experiences, perceptions, and external factors that shape their career choices. Data was collected through semi-structured interviews with former Kentucky State FFA Officers, focusing on their motivations, barriers, and overall perspectives on agricultural careers. Key findings revealed that practical considerations, personal growth, leadership …

Identifying The Agricultural Mechanics Knowledge And Skills Needed By Kentucky Agriculture Teachers, Thomas Poole Jr

Murray State Theses and Dissertations

The agricultural industry increasingly relies on complex machinery and technology, creating a need for skilled workers that are proficient in agricultural mechanics. School-based Agricultural Education (SBAE) programs play a crucial role in preparing students for careers in this field. However, many agriculture teachers feel unprepared to teach agricultural mechanics due to gaps in technical skills, self-efficacy concerns, and safety considerations. This study sought to determine the agricultural mechanics knowledge and skills that Kentucky agriculture teachers need to successfully teach agricultural mechanics in SBAE programs across the state. Using Wells et al.'s (2021) Agricultural Teacher Education and Agricultural Industry Partnership Model …

The Representation Of Feminine Beauty In Generative Artificial Intelligence Models, Haley R. Stacy

Murray State Theses and Dissertations

As Artificial Intelligence (AI) technology advances, its influence on media and societal perceptions becomes increasingly significant. This dissertation explores how popular generative visual AI models represent women and the implications for racial and body type inclusivity. This study examines women’s perceptions of AI-generated representations. Two primary research questions are being explored: (1) How do AI-generated algorithms represent women in visual outputs when prompted with broad beauty-related keywords? (2) How do women perceive their representation in these AI-generated visual outputs? Through a detailed analysis of AI-generated imagery, the research uncovers implicit and explicit biases within these systems. The research also gathered …

The Effects Of Parenting Styles On Childhood Memories And Resilience Building, Nathaniel Paredes

Murray State Theses and Dissertations

One of the most significant agents of shaping children early in life is their parental figures. There has been extant research into parenting styles and outcomes later in life. The current study sought to understand how parenting styles can influence the formation of positive and adverse childhood experiences (PCEs and ACEs), which in turn lead to the development of resilience later in life. It was expected that participants who reported higher levels of authoritative parenting would be significantly correlated with higher levels of positive childhood experiences, and lower levels of adverse childhood experiences. Secondly, authoritarian and permissive parenting would be …

Managing Campus Dissent: An Assessment Of University Responses To Pro-Palestinian Protests, Kathryn S. Walker

Murray State Theses and Dissertations

University leaders face challenges navigating student dissent and effectively upholding free speech while encouraging students to view the world from a new perspective. Higher education institutions employ a variety of strategies to handle campus crises and mitigate negative perceptions that may arise. This qualitative research study provides insight into the crisis communication strategies employed by university administrators at ten institutions with the highest number of pro-Palestinian protest days from October 7, 2023, to May 29, 2024, through the analysis of university statements and student newspaper responses. Campus leaders found themselves in a challenging position, unable to satisfy all constituencies. Each …

The Impact Of The Implementation Of The Interconnected Systems Framework (Isf) On Educators, Kayla Jones

Murray State Theses and Dissertations

Amid growing concerns around teacher retention and educator job satisfaction, this study explored how system-level frameworks, particularly the Interconnected System Framework (ISF), could influence key teacher outcomes. While the ISF has been widely associated with improved student outcomes, this research investigated its potential to enhance educator experiences, focusing on working conditions, retention rates, and school climate. Quantitative analysis revealed that schools implementing the ISF or PBIS reported significantly more favorable working conditions and school climate compared to non-implementing schools. Although teacher retention rates did not significantly differ across implementation types, notable variability within the non-implementing group suggests a need for …

The Evolution Of Veterinary Technology Education: Growth, Accreditation, And The Role Of Murray State University’S Veterinary Technology Program, Tara Joiner

Murray State Theses and Dissertations

This dissertation examines the evolution of veterinary technology education, focusing on the growth, accreditation, and role of Murray State University’s (MSU) veterinary technology program. The veterinary profession has experienced significant advancement and expansion in recent years. The American Veterinary Medical Association (AVMA) accredits veterinary technology programs, setting standards and conducting reviews to ensure quality. Murray State University’s veterinary technology program, accredited by the AVMA in 1986, prepares students for the Veterinary Technology National Exam (VTNE) through a comprehensive curriculum and internships (practical experience). Findings from a three-year period (2022–2024) highlight mentor confidence in student readiness at 77.3%, with qualitative feedback …

Perceptions Of Partnership: How Instructional Designers And Faculty Collaborate To Design Online Courses In Higher Education, Robin Zahrndt

Murray State Theses and Dissertations

This ethnographic study examines the collaboration between faculty members and instructional designers during the development of online courses at a large, research-intensive university. As institutions expand their digital learning initiatives, effective partnerships between faculty and instructional designers have become increasingly important; however, they are often constrained by hierarchical norms, disciplinary differences, and time pressures. Using a framework for interdisciplinary collaboration in healthcare settings, this study analyzed recorded meetings and post-participation interviews to examine how collaboration unfolded and how participants perceived its influence on course quality. Findings indicate that faculty maintained clear ownership of instructional decisions, often viewing designers as supportive …

Examining Kentucky Agriculture Teachers’ Use Of Student Credentialing In Agricultural Education Programming, Kaycee J. Palmeri, Kevin T. Wells

Murray State Theses and Dissertations

The purpose of this qualitative study was to explore Kentucky agriculture teachers’ perceptions regarding current industry credential offerings, how they operationalize the curricula, knowledge, and skills necessary to prepare for industry credential offerings, and the perceived benefits for students who earn such credentials. The current study was undergirded by human capital theory. Using random sampling across the 12 Kentucky FFA service regions, the researcher collected data from nine current Kentucky agriculture teachers via semi-structured interviews. Further, the researcher used a Qualtrics-based instrument to collect participant demographics data. The analysis of the interview data revealed eight distinct emerging themes. The researcher …

How Did The Covid-19 Pandemic Affect The Educational Level Of Students, Measured By The Act?, Davey A. Reed, Davey A. Reed

Murray State Theses and Dissertations

This study examined the relationship between socioeconomic status (SES), chronic absenteeism, and ACT performance among Alabama’s 4A public high schools, with a particular focus on how these factors evolved before and after the COVID-19 pandemic. Utilizing a longitudinal design, the research examined data from four academic years: 2019 (pre-COVID) and 2022, 2023, and 2024 (post-COVID). Data were obtained from the Alabama State Department of Education’s public report card portal and included ACT composite scores, school-level SES data, and chronic absenteeism rates. Schools were anonymized to ensure confidentiality and grouped into SES categories (Low, Mid, High) for comparative analysis. A combination …

Too Much Information: The Role Everyday Information Plays In The Understanding Of Mental Health, Jeremy M. Morgan

Murray State Theses and Dissertations

Information overload has become increasingly problematic within the world of mental health, as people are able to go online and access overwhelming amounts of mental health-related information within seconds. The aim of the current study was to examine the interaction between excess mental health information and individuals’ understanding of mental health, specifically Autism Spectrum Disorder (ASD), as well as self-diagnosis. Data from 128 participants was examined. The data collected related to participants’ online search and use patterns of ASD information, their understanding of ASD symptoms, as well as their experiences with those symptoms. Results indicated a significant positive correlation between …

Alabama Agriculture Teachers’ Perceptions Toward Compensation And Extended Contracts, Allison Kincer

Murray State Theses and Dissertations

Abstract

The purpose of the current study was to explore Alabama agriculture teachers’ perceptions toward compensation and extended contract grants that the state offers annually. The current study was a microreplication of Still and Solomonson’s (2024) prior study and was conceptually framed by their agriculture teacher compensation model. Using a Qualtrics-based data collection instrument, the researcher used multiple points of contact as recommended by Dillman et al. (2014) and collected usable data from 95 Alabama agriculture teachers. The researcher used descriptive statistics to analyze all data collected as part of the current study. The researcher found that respondents felt they …

The Role Of Adverse Childhood Experiences On Aggression And Substance Use In Young Adulthood, Sadie Goralski

Murray State Theses and Dissertations

Adverse childhood experiences (ACEs) are widespread within the United States. More than half of the population has experienced at least one adverse event during their youth. Such experiences range from parental divorce to sexual assault. Past research has shown that adverse experiences during the formative years play a major role in the development of multiple physical and mental health issues. The current study aimed to explore the interplay among ACEs and two of these covariates: aggression and substance use. Moreover, the proposed study further investigated the development of substance use in emotionally dysregulated individuals with past adverse experiences. In doing …