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Full-Text Articles in Medicine and Health Sciences

Examining Young Adult E-Cigarette Users By Device Type: A Latent Class Analysis, Mufazzela Tabassum May 2024

Examining Young Adult E-Cigarette Users By Device Type: A Latent Class Analysis, Mufazzela Tabassum

Health, Human Performance and Recreation Undergraduate Honors Theses

Examining Young Adult E-Cigarette Users by Device Type: A Latent Class Analysis

Purpose. This study examined which factors influence the type(s) of e-cigarette devices someone uses and if there are heterogeneous groups of young adult e-cigarette users.

Methods. This study first quantitatively explored if there are heterogeneous groups of e-cigarette users by utilizing data from an online cross-sectional survey. E-cigarette users (n = 595) were able to participate in the survey if they were 18-29 years of age, used an e-cigarette for 1-5 days in the past 30 days, own their own e-cigarette, and live in the United States. Participants …


Examining The Effects Of Menstrual Cycle Phase And Hormonal Contraceptive Use On Women's Sleep, Charles Ethan Coombs May 2024

Examining The Effects Of Menstrual Cycle Phase And Hormonal Contraceptive Use On Women's Sleep, Charles Ethan Coombs

Psychological Science Undergraduate Honors Theses

Women overrepresent men for sub-optimal sleep, a consequence of hormone fluctuation in the menstrual cycle affecting sleep regulatory pathways. While research has examined the prevalence of sub-optimal sleep through cycle phases, little research has examined how hormonal contraceptives (HC’s) could similarly affect women’s sleep, while also neglecting to utilize subjective sleep measures. In this study, we examine subjective sleep quality among naturally cycling (NC) women, women using different HC types, and between active and inactive phase pill users by subjecting 463 women to a subjective sleep battery. We hypothesized that HC users would report more sub-optimal sleep than NC women. …


Social Media And Mental Health: The Public Health Impact And Future Policy Directives, Renae A. Merrill Dec 2023

Social Media And Mental Health: The Public Health Impact And Future Policy Directives, Renae A. Merrill

Graduate Theses and Dissertations

The relationship between social media use among young people and the increasing concerns of mental health problems in the U.S. and globally is on systemic agendas. Furthermore, research on social media use and mental health indicate reasons to suspect a causal relationship, but more work needs to be done. Therefore, this three-article dissertation seeks to explore (1) associations between social media use, personality, and depression; (2) associations between social media emotional support, anxiety, and personality; and (3) the relationship between social media use and mental health using Deborah Stone’s causal stories framework. Findings from this study provide an improved understanding …


Putting The Dietary Guidelines For Americans Into Action Through The National Strategy On Hunger, Nutrition, And Health, Rachel Fischer, Katrina L. Piercy, Janet M. De Jesus, Paul Reed, Rachel L. Levine Oct 2023

Putting The Dietary Guidelines For Americans Into Action Through The National Strategy On Hunger, Nutrition, And Health, Rachel Fischer, Katrina L. Piercy, Janet M. De Jesus, Paul Reed, Rachel L. Levine

Journal of Food Law & Policy

The United States is facing a crisis of widespread food insecurity and exceedingly high rates of diet-related diseases like diabetes, obesity, and hypertension. To address this challenge and set a course for improved nutrition and food access nationwide, the Biden-Harris Administration hosted the first White House Conference on Hunger, Nutrition, and Health in over 50 years on September 28, 2022. In the National Strategy, released in conjunction with the Conference, the Administration identified a set of actions that the federal government will take to help achieve its goal of ending hunger and increasing healthy eating and physical activity by 2030, …


Healthy School Meals For All: The Role Of Food Law And Policy, Thomas J. Vilsack Oct 2023

Healthy School Meals For All: The Role Of Food Law And Policy, Thomas J. Vilsack

Journal of Food Law & Policy

The first Conference held more than 50 years ago by President Nixon in 1969 had significant impacts on our Department and the prevalence of food insecurity in our country. Nost notably, the Conference sparked significant expansions to Food Stamps, now known as the Supplemental Nutrition Assistance Program (SNAP), from 2 million in 1968 to 11 million by 1971. The Conference also increased the reach of the National School Lunch Program (NSLP), which served 2.9 million low-income children at the time of the Conference and expanded to serving nearly 8 million low-income children by 1971. Permanent authorization of the School Breakfast …


Special Issue: Hunger, Nutrition, And Health, Susan Rice Oct 2023

Special Issue: Hunger, Nutrition, And Health, Susan Rice

Journal of Food Law & Policy

Everyday millions of Americans face barriers to accessing food, housing, and other supports–––making the impossible decision of whether to put food on the table or cover other essential needs. Food insecurity and diet-related diseases, such as heart disease and diabetes, affect people of all ages and in all communities. It was for this reason that the Biden-Harris Administration hosted the White House Conference on Hunger, Nutrition, and Health in September 2022. As the President said at the Conference, “No child should go to bed hungry. No parent should die of a disease that can be prevented.” It will require all …


Does Family Size Moderate The Relation Between Resource Transfers And Intimate Partner Violence Rates?, Paul Gramling May 2023

Does Family Size Moderate The Relation Between Resource Transfers And Intimate Partner Violence Rates?, Paul Gramling

Psychological Science Undergraduate Honors Theses

Intimate partner violence (IPV) refers to physical, sexual, or psychological abuse within an intimate relationship. It is a global issue, particularly for women in developing countries where data show higher rates of IPV for these women than in developed countries. IPV can lead to physical harm, chronic health problems, and even death. It also has negative effects on mental health, economic stability, and the overall well-being of the woman and their children. Family size has been shown to be a predictor of IPV risk; women from larger families face a higher risk. Cash transfer programs in developing countries have been …


An Ecological Perspective Of American Rodent-Borne Orthohantavirus Surveillance, Nathaniel Mull May 2023

An Ecological Perspective Of American Rodent-Borne Orthohantavirus Surveillance, Nathaniel Mull

Graduate Theses and Dissertations

Orthohantaviruses are a global group of viruses found primarily in rodents, though several viruses have also been found in shrews and moles. Many rodent-borne orthohantaviruses are capable of causing one of several diseases in humans, and the mortality associated with these diseases ranges from < 0.1% - 50% depending on the specific etiological virus. In North and South America, orthohantavirus research was ignited by an outbreak of severe disease in the Four Corners region of the United States in 1993. However, despite the discovery of over 20 orthohantaviruses in the Americas, our understanding of orthohantavirus ecology and virus-host dynamics in this region is still limited, and orthohantavirus surveillance is generally restricted in scope to select regions and small portions of host distributional ranges. In Chapter I, I present a literature review on the current understanding of American rodent-borne orthohantavirus ecology. This review focused on under-studied orthohantaviruses, addressing gaps in knowledge by extrapolating information from well-studied orthohantaviruses, general rodent ecology, and occassionally from Eurasian orthohantavirus-host ecology. There were several key conclusions generated from this review that warrant further research: 1) the large number of putative orthohantaviruses and gaps in orthohantavirus evolution necessitate further surveillance and characterization, 2) orthohantavirus traits differ and are more generalizable based on host taxonomy rather than geography, and 3) orthohantavirus host species are disproportionately found in grasslands and disturbed habitats. In Chapter II, I present a prioritized list of rodent species to target for orthohantavirus surveillance based on predictive modeling using machine learning. Probable orthohantavirus hosts were predicted based on traits of known orthohantavirus hosts using two different types of evidence: RT-PCR and virus isolation. Predicted host distributions were also mapped to identify geographic hotspots to spatially guide future surveillance efforts. In Chapter III, I present a framework for understanding and predicting orthohantavirus traits based on reservoir host phylogeny, as opposed to the traditional geographic dichotomy used to group orthohantaviruses. This framework establishes three distinct orthohantavirus groups: murid-borne orthohantaviruses, arvicoline-borne orthohantaviruses, and non-arvicoline cricetid-borne orthohantaviruses, which differ in several key traits, including the human disease they cause, transmission routes, and virus-host fidelity. In Chapter IV, I compare rodent communities and orthohantavirus prevalence among grassland management regimes. Sites that were periodically burned had high rodent diversity and a high proportion of grassland species. However, rodent seroprevalence for orthohantavirus was also highest in burned sites, representing a trade-off in habitat management outcomes. The high seroprevalence in burned sites is likely due to the robust populations supported by the high quality habitat resulting from prescribed burning. In Chapters V and VI, I describe Ozark virus and Sager Creek virus, two novel orthohantaviruses discovered from specimens collected during Chapter IV. Both chapters report full genome sequences of the respective viruses and compare both nucleotide and protein phylogenies with related orthohantaviruses. Additionally in Chapter VI, I support the genetic analyses with molecular and ecological characterizations, including seasonal fluctuations in host abundance, correlates of prevalence, evidence of virus shedding, and information on host cell susceptibility to Sager Creek virus.


The Influences Of The Public Health Care System And Education System On The Economic Growth Of Swaziland, Grace Greer May 2023

The Influences Of The Public Health Care System And Education System On The Economic Growth Of Swaziland, Grace Greer

International and Global Studies Undergraduate Honors Theses

The Kingdom of Eswatini, also known as Swaziland, has one of the youngest populations in the world with over 70% of citizens being under the age of 18 years old. This creates a substantial opportunity for economic, social, and educational growth in a country previously plagued with diseases such as HIV/AIDS, poor health care infrastructure cutting off thousands from basic care, and an educational system with a very low attendance rate and an even lower graduation rate. By evaluating the root causes of such issues dating back to the colonial era there is an opportunity to reprioritize health care and …


Pilot Study: The Effect Of Individual Versus Group Animal-Assisted Therapy On Undergraduate Student Anxiety, Jessica Hanson, Hannah Tucker May 2023

Pilot Study: The Effect Of Individual Versus Group Animal-Assisted Therapy On Undergraduate Student Anxiety, Jessica Hanson, Hannah Tucker

The Eleanor Mann School of Nursing Undergraduate Honors Theses

Purpose: The purpose of this study was to evaluate the relationship of Animal-Assisted Therapy (AAT) on undergraduate student test anxiety; comparing an individual AAT session to a group AAT session. AAT may be a solution for decreasing anxiety for undergraduate students. The study adds empirical knowledge to the field of AAT and student anxiety coping methods. The study question was: What is the effect of one-on-one and group Animal-Assisted Therapy sessions on undergraduate student anxiety?

Methods: This study used a convenience sample randomly assigned to either a group of 3 to 5 students (n=9) or an individual AAT session (n=10) …


Adolescents With Family History Of Alcohol-Use Disorders Have Reduced Structural Coherence Of Anterior Insula To Nucleus Accumbens Tract, Grace Wood May 2023

Adolescents With Family History Of Alcohol-Use Disorders Have Reduced Structural Coherence Of Anterior Insula To Nucleus Accumbens Tract, Grace Wood

Psychological Science Undergraduate Honors Theses

Genetics play a significant role in predisposition towards alcohol use disorders. Analyzing the neural phenotypes related to alcohol use disorder development could allow researchers to predict one’s predisposition. The anterior insula (AIns) contributes to binge drinking tendencies while exhibiting downstream signaling towards the nucleus accumbens (NAcc). Recent research has examined this relationship simultaneously with alcohol consumption, but the genetic effect of the AIns and NAcc functional relationship prior to alcohol consumption has yet to be examined. In this study, we used data from the Adolescent Brain Cognitive Development (ABCD) study to analyze the structural coherence of the AIns to NAcc …


Self-Confidence And Hormonal Contraceptive Use, Abigail Doran May 2023

Self-Confidence And Hormonal Contraceptive Use, Abigail Doran

Biological Sciences Undergraduate Honors Theses

Hormonal contraceptives are widely used to regulate menstrual cycles, alleviate certain symptoms linked to reproductive hormones, and prevent pregnancy. However, women who take hormonal contraceptives may experience significant physical and psychological side effects such as increased rates of depression and changes in self-image. The current study examined self-confidence in women before beginning hormonal contraceptives and two months after using them. These participants were compared to a control group of naturally cycling women who were also assessed twice. I hypothesized that women would experience decreased feelings of self-confidence in several domains of their lives, compared to the naturally cycling women. Results …


Medication Errors In Pediatric Care And Preventative Solutions, Tyler Tidwell May 2023

Medication Errors In Pediatric Care And Preventative Solutions, Tyler Tidwell

Political Science Undergraduate Honors Theses

The research presented extensively examines previous reports covering pediatric medication errors (PMEs). Utilizing specific studies into the frequency and types of medication errors along with public surveys and policy discussion, the data and suggestions here provide commentary on the scope of PMEs, suggested institutional reform, and most importantly, legislative recommended action necessary to stymie the tide of PMEs. A significant portion of the research contained fixates on the literature review to provide ample familiarity with the background and scope of PMEs, but the subsequent sections will discuss their implication. After providing details on the magnitude of the issue, regulatory and …


Children’S Disclosure Of School Bullying: The Relation Between Peer Victimization, Internalizing Symptoms, Negative Affect, And Gender, Julia L. Kiefer May 2023

Children’S Disclosure Of School Bullying: The Relation Between Peer Victimization, Internalizing Symptoms, Negative Affect, And Gender, Julia L. Kiefer

Graduate Theses and Dissertations

Children who are bullied by their peers are at risk for several negative developmental outcomes and are therefore advised to tell an adult when they are. However, victims of school bullying are often reluctant to disclose to adults that they are being bullied. Some bullied children also experience symptoms of anxiety or depression, which could further reduce their likelihood of telling an adult. In this study, I tested the degree to which children’s internalizing symptoms predicted their likelihood of telling adults about being bullied at school, and if this relation was exacerbated by children’s negative feelings associated with telling an …


Disharmony Of The Soul: A Philosophical Analysis Of Psychological Trauma And Flourishing, Adam Blehm Dec 2022

Disharmony Of The Soul: A Philosophical Analysis Of Psychological Trauma And Flourishing, Adam Blehm

Graduate Theses and Dissertations

In this dissertation I argue that psychological trauma hinders human flourishing by disrupting psychic harmony and hindering virtuous relationships. Given the negative symptomology of posttraumatic stress related disorders (i.e., PTSD) this conclusion may seem a bit obvious to some. However, making the case for trauma as a hindrance to human flourishing is more complicated than it may first appear.

First, in the extant literature, trauma as a concept tends to be unclear. In much of the empirical and philosophical literature, trauma can include a certain kind of event, experience, effect, or a combination of all three. Furthermore, because of practical …


The Impact Of Video-Taped Social Modeling On Alcohol Outcome Expectancies Of Young Adults And The Role Of Social Anxiety, Kyle Kevin Jackson Dec 2022

The Impact Of Video-Taped Social Modeling On Alcohol Outcome Expectancies Of Young Adults And The Role Of Social Anxiety, Kyle Kevin Jackson

Graduate Theses and Dissertations

Alcohol outcome expectancies (AOEs) represent people’s ideas about the effects of alcohol (Fromme, 1993). Positive AOEs particularly have been identified as a potential risk factor for hazardous drinking (e.g., Brown et al., 1985). The exact mechanisms that modify AOEs are not fully understood. Further, people higher in social anxiety may be especially receptive to social modeling due to attentional bias shift towards others in social contexts (Rapee & Heimberg, 1997). The current study examined how social anxiety and social modeling associate with AOEs. It was hypothesized that 1) those in the social modeling treatment condition would have higher social anxiety-adjacent …


Therapists’ Demonstrated Multicultural Competence In Treating Latinx Immigrants, Dulce Diaz Benitez Dec 2022

Therapists’ Demonstrated Multicultural Competence In Treating Latinx Immigrants, Dulce Diaz Benitez

Graduate Theses and Dissertations

Studies suggest that health disparities occur when people from marginalized communities receive care that is inadequate based on their cultural needs (USDHHS, 2011). Multicultural competence (MCC) models have been proposed to provide a framework of the competencies that therapists should develop to work with multicultural populations (Sue et al., 1992). Researchers have questioned the validity of measures, which are mostly based on therapist self-report (Cartwright, 2008). The multicultural case conceptualization ability task has been used in previous studies as a measure of demonstrated cultural competence using a vignette to assess case conceptualization abilities (Ladany et al., 1997). However, it has …


Pilot Testing A Survey To Evaluate Horse Owner And Trainer Perceptions Of The Importance And Ideality Of Equine Hoof Balance, Katherine Gilmore Dec 2022

Pilot Testing A Survey To Evaluate Horse Owner And Trainer Perceptions Of The Importance And Ideality Of Equine Hoof Balance, Katherine Gilmore

Animal Science Undergraduate Honors Theses

Balance plays an integral role in the healthy equine hoof, yet there is a significant deficiency of research investigating horse owner and trainer knowledge of hoof balance. This study aimed to pilot test an online survey instrument evaluating horse owner and trainer perceptions of proper hoof care and balance. The survey instrument sought to collect demographic information of horse owners and trainers, determine horse owners’ and trainers’ abilities to identify ideally balanced equine forehooves, and assess horse owner and trainer knowledge of best hoof trimming and shoeing practices. Ninety-one horse owners and trainers with facilities that were within a 150-mile …


Nursing Abroad: A Comparison Of Healthcare In Italy, Sweden, And The Us, Sadie Stark Dec 2022

Nursing Abroad: A Comparison Of Healthcare In Italy, Sweden, And The Us, Sadie Stark

The Eleanor Mann School of Nursing Undergraduate Honors Theses

No healthcare system is perfect, nor does one system work for all populations. History and culture have dictated the mindset of people for generations. It is the ever-changing mindset of patients and providers that will continue to expand and improve international healthcare by first changing daily practices. Nursing in Italy, Sweden, and the United States look very similar but also have a number of differences. Each country’s healthcare system works for its population, but efforts for international collaboration could still prove beneficial. Whether it be universal or private, centralized or localized, a patient centered focus is the driving force behind …


Discrete Choice Experiments In Agricultural And Food Economics: Two Essays On Information Provision Modalities, Uncertainty Adjustment, And Hypothetical Bias, Monsoïa Arsène Juste Agossadou Aug 2022

Discrete Choice Experiments In Agricultural And Food Economics: Two Essays On Information Provision Modalities, Uncertainty Adjustment, And Hypothetical Bias, Monsoïa Arsène Juste Agossadou

Graduate Theses and Dissertations

Stated discrete choice experiments are extensively used in applied economics to study preferences and valuation for new products, as well as costs and benefits of new policies and programs. Moreover, information provision experiments widely use the method to examine information effects on different outcomes. This thesis explores two methodological issues in discrete choice experiments: (i) information provision modalities and (ii) hypothetical bias. The first study examines the effect of information modality by testing the effect of using combined text script and audio clip (treatment) versus only text script (control) to convey information in discrete choice experiments. Specifically, the study elicits …


The Effects Of Consumer Loan Application Formats And Advertised Terms On Consumer Borrowing Decisions, Alicia M. Johnson Aug 2022

The Effects Of Consumer Loan Application Formats And Advertised Terms On Consumer Borrowing Decisions, Alicia M. Johnson

Graduate Theses and Dissertations

Consumers continue to demonstrate a willingness to accrue more debt. They are also more accepting of increased repayment risk via the acceptance of longer loan terms. Extant research on consumer borrowing consists primarily of experiments designed to assess consumer choices and understand how consumers evaluate loan attributes in relation to one another within consumer borrowing contexts (Kamleitner, Hoelzl, and Kirchler 2012; Ranyard et al., 2006). Thus, prior research examines consumer responses to loan information rather than the generation of loan parameters at the time of financing. With important implications for consumers, marketers of financial products, academic researchers, and federal regulators, …


An Evaluation Of The Convergent Construct Validity Of The Boldness Inventory Of Psychopathy Using A Five-Minute, 10% Carbon-Dioxide-Enriched Air Challenge, Morgan Alexandra Hill Aug 2022

An Evaluation Of The Convergent Construct Validity Of The Boldness Inventory Of Psychopathy Using A Five-Minute, 10% Carbon-Dioxide-Enriched Air Challenge, Morgan Alexandra Hill

Graduate Theses and Dissertations

Psychopathy is a constellation of maladaptive interpersonal, affective, and behavioral features, including grandiosity, manipulativeness, emotional detachment, and impulsivity (Hare, 2003). Fearlessness, immunity to stress, self-assurance, and social dominance are considered to be adaptive features of psychopathy. Patrick and colleagues (2009) sought to reconcile differences between opposing conceptualizations of psychopathy by formulating a triarchic model of the condition. One core construct in this model, boldness, captures an ability to remain calm in the face of threat, an appetite for dangerous or risky activities, and an increased tolerance for uncertainty and danger. Boldness is believed to originate from differences in the brain’s …


Environmental Communication: Changing The Attitude-Behavioral Gap In Science Communication Utilizing Strategic Messaging, Carrie Helgeson Nelms Aug 2022

Environmental Communication: Changing The Attitude-Behavioral Gap In Science Communication Utilizing Strategic Messaging, Carrie Helgeson Nelms

Graduate Theses and Dissertations

National Polls in the United States consistently find the public’s beliefs and attitudes about climate change and other environmental issues significantly diverge from those held by the science community. A communication gap between the findings on the causes and effects of environmental issues and the public’s inability to interpret or refuse to accept these findings are possible causes of this divergence. This communication gap constitutes a threat to society because of inaction to environmental problems and points to needed changes in scientific messaging that better informs and motivates behavioral change. The present research employed a strategic message design to affect …


An Innocent Bystander Walks Into A Bar: The Influence Of Temporal Proximity And Familiarity On Unconscious Transference, Nia Gipson Aug 2022

An Innocent Bystander Walks Into A Bar: The Influence Of Temporal Proximity And Familiarity On Unconscious Transference, Nia Gipson

Graduate Theses and Dissertations

According to The Innocence Project, 69% of DNA exonerations in the United States involved mistaken eyewitness identification as a contributing factor to these errant convictions. Psychologists have contributed towards minimizing mistaken identifications by proposing best practices that law enforcement still follow today. One understudied cause of mistaken eyewitness identification is unconscious transference (UT). UT is a memory error in which a person encountered in an innocent context becomes confused with a person seen in a guilty context (Loftus, 1976). Past research has established some boundary conditions for when UT can occur; however, the limited methodology has resulted in narrow conclusions …


Mentors In Violence Prevention: Differential Impacts On Adolescent Bystander Intentions About Bullying, Dating Violence, And Sexual Harassment, Ayla Mapes Aug 2022

Mentors In Violence Prevention: Differential Impacts On Adolescent Bystander Intentions About Bullying, Dating Violence, And Sexual Harassment, Ayla Mapes

Graduate Theses and Dissertations

Bystander approaches are promising interventions that can engage bystanders as prosocial allies to intervene in interpersonal violence situations among youth within school settings. The Mentors in Violence Prevention (MVP) bystander intervention program targets interpersonal violence using a peer-to-peer mentoring model to engage students in a discussion about violence prevention. Research on the MVP program is promising but limited. The current study examined the specificity of MVP intervention effects in two high school samples. The first was a pre/post-test design that included a smaller sample of high school students who participated in the MVP program in the 2013-2014 academic year. The …


Church, Country, Culture: How Three Aspects Of Authoritarianism Predict Support For Donald Trump, Trenton Leslie Aug 2022

Church, Country, Culture: How Three Aspects Of Authoritarianism Predict Support For Donald Trump, Trenton Leslie

Graduate Theses and Dissertations

In the American bipartisan system, ideologies and beliefs create political views that sort voters between two groups. Political sorting increases polarization based on cultural preferences for an in-group that become ethnocentric views, which develop into ethnocentric cultural politics. I present an augmented concept of authoritarianism in America that encompasses sorting based on aspects of political belief, encapsulating sources of polarization and cultural attachments to political associations.

I develop the argument that authoritarianism is the result of political attachment to identities that feed off one another as individuals identify with an in-group, such as a party platform. My central theory is …


Children’S Positive Peer Relationships And Their Bullying Behaviors: A Latent Profile Analysis, Lauren Mutignani Aug 2022

Children’S Positive Peer Relationships And Their Bullying Behaviors: A Latent Profile Analysis, Lauren Mutignani

Graduate Theses and Dissertations

In the current study, I aim to expand upon traditional methods for classifying children based on positive peer nominations and contribute to the field’s understanding of high-status bullies who maintain social resources despite bulling behaviors (e.g., van der Ploeg et al., 2020). Both reciprocated and one-sided (i.e., received and sent) positive peer nominations were used to distinguish socially meaningful subgroups. Participants included 659 children from 34 classrooms (M Age = 9.31 years, SD = .49 years; girls = 50.6%; Hispanic/Latino/a/x = 42.5%, White/European American = 29.9%, Black/African American = 2.3%, Asian/Asian American/Pacific Islander = 11.7%, Native American = 2.3%, Bi/Multiracial …


Local Broadcast Reporters Maintaining Social Responsibility And Mental Health While Serving A Community Under Lockdown, Mary-Morgan Ellis Aug 2022

Local Broadcast Reporters Maintaining Social Responsibility And Mental Health While Serving A Community Under Lockdown, Mary-Morgan Ellis

Graduate Theses and Dissertations

This study looks at local broadcast news reporters working in Northwest Arkansas before, at the start, and during the COVID-19 global pandemic. Research for this study includes a content study of the tweets and Twitter accounts of eleven local reporters. This study considers the social responsibility theory and examines how these eleven local reporters use the theory in their everyday work. Research found, though these reporters don’t credit the theory by name, they are still putting its guidelines into effect as a sort of moral compass when creating objective and representative news for their communities. The research also found that …


The Effects Of Physical Function And Genetics On Cognition And Blood Biomarkers In Individuals At-Risk For Alzheimer’S Disease And Related Dementias, Joshua Louis Gills Aug 2022

The Effects Of Physical Function And Genetics On Cognition And Blood Biomarkers In Individuals At-Risk For Alzheimer’S Disease And Related Dementias, Joshua Louis Gills

Graduate Theses and Dissertations

Alzheimer’s disease and related dementia (ADRD) rates are expected to triple by the year 2050. Early detection and specific mitigation efforts are warranted to blunt the alarming rate. Physical function (PF) declines with age, but higher physical function is associated with better cognitive functioning in middle-to- older age individuals. Moreover, greater physical activity (PA) is associated with better global cognition; however, Apoliporotein e4 carriers may not gain the same benefits with exercise. Additionally, plasma phosphorylated tau 217 (p-tau217) has been identified as a novel diagnostic ADRD biomarker which needs further research to examine associations with risk factors. Therefore, the aims …


Intestinal Microbiota Analysis Of Broiler Chickens Under Necrotic Enteritis Challenge And Tributyrin Supplementation, Taylor Nicole Mckinney Aug 2022

Intestinal Microbiota Analysis Of Broiler Chickens Under Necrotic Enteritis Challenge And Tributyrin Supplementation, Taylor Nicole Mckinney

Graduate Theses and Dissertations

Poultry is a staple protein source for most of the planet. Until recently, antibiotic growth promoters (AGPs) were used to prevent illnesses in commercial chicken production. Currently, this is not possible due to regulations and consumer concern, but without such a preventative, diseases like necrotic enteritis (NE) have reemerged, posing a threat to bird health, and ultimately, our food source. Necrotic enteritis is a severe gastrointestinal disease caused by the gram-positive pathogen, Clostridium perfringens. Clinical features of this disease are diarrhea, intestinal lesions, and death, with a high transmission rate. In a subclinical form, growth performance is diminished and is …