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2018

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Design For Success: Identifying A Process For Transitioning To An Intensive Online Course Delivery Model In Health Professions Education., Paige L Mcdonald, Kenneth J Harwood, Joan T Butler, Karen S Schlumpf, Carson W Eschmann, Daniela Drago Dec 2018

Design For Success: Identifying A Process For Transitioning To An Intensive Online Course Delivery Model In Health Professions Education., Paige L Mcdonald, Kenneth J Harwood, Joan T Butler, Karen S Schlumpf, Carson W Eschmann, Daniela Drago

Clinical Research and Leadership Faculty Publications

Intensive courses (ICs), or accelerated courses, are gaining popularity in medical and health professions education, particularly as programs adopt e-learning models to negotiate challenges of flexibility, space, cost, and time. In 2014, the Department of Clinical Research and Leadership (CRL) at the George Washington University School of Medicine and Health Sciences began the process of transitioning two online 15-week graduate programs to an IC model. Within a year, a third program also transitioned to this model. A literature review yielded little guidance on the process of transitioning from 15-week, traditional models of delivery to IC models, particularly in online learning …


Staff Engagement And Camper Outcomes At A Low Ropes Course, Ann Gillard Dec 2018

Staff Engagement And Camper Outcomes At A Low Ropes Course, Ann Gillard

Journal of Youth Development

The purpose of this study was to explore potential relationships between staff engagement scores and camper outcomes at a low ropes course for youth with serious illnesses. Two measures were created for this study: the Participant Adventure Outcomes Scale measured campers’ personal challenge and teamwork, and the Staff Engagement Observation Rubric was completed by low ropes course facilitators on “auxiliary staff” including volunteers and counselors not directly responsible for facilitating the low ropes course. Results showed no relationships between camper outcomes and auxiliary staff engagement. Implications for the measures and programming are discussed.


The Balanced Energy Physical Activity (Bepa) Toolkit, Barbara Bromley Brody, Katherine Gunter Dec 2018

The Balanced Energy Physical Activity (Bepa) Toolkit, Barbara Bromley Brody, Katherine Gunter

Journal of Youth Development

The Balanced Energy Physical Activity Toolkit is an evidence-based, behaviorally focused physical activity resource. The BEPA-Toolkit is designed for applications in various educational settings to increase children’s physical activity time, with materials and activity ideas that are applicable for use in and outside of the classroom and before, during, or after school. It includes over 50 activity cards that convey integrated messages about healthy eating and physical activity through movement. This practical resource has been shown to increase children’s physical activity at school


Moving Beyond Where And When To The People And Practices That Impact Youth, Karen Pittman Dec 2018

Moving Beyond Where And When To The People And Practices That Impact Youth, Karen Pittman

Journal of Youth Development

Descriptors like after-school and out-of-school make it easy for funders and families to understand the basics of what the youth development field offers—places for young people to go when they are not in school. These descriptors, however, do little to promote the youth work profession. Youth work is best practiced in settings that prioritize relationships, promote social and community engagement, and provide opportunities for interest-based skill building and exploration. The value youth workers bring to their practice, as the archive of articles in this journal demonstrates, is not in the basic descriptors of the setting, but in the design of …


Extraction And Purification Of Biologically Active Metabolites From Rhodococcus Sp. Mtm3w5.2, Mohrah Alenazi Dec 2018

Extraction And Purification Of Biologically Active Metabolites From Rhodococcus Sp. Mtm3w5.2, Mohrah Alenazi

Electronic Theses and Dissertations

Rhodococcushas been recognized as a potential antibiotic producer. Recently, a strain of Rhodococcussp. MTM3W5.2 was isolated from a soil sample collected in Morristown, Tennessee and was found to produce an inhibitory compound which is active against other related species. The purpose of this research is to extract, purify and analyze the active metabolite. The compound was extracted from RM broth cultures and purified by preliminary fractionation of crude extract through a Sephadex LH-20 column. Further purification was completed using semi-preparative reversed phase column chromatography. Final purification was obtained using multiple rounds of an analytical C18 HPLC column. Based …


Bilateral Mastectomy, Choroidal Mass: A Curve Ball., Phillip Gordon, Carol L. Shields Dec 2018

Bilateral Mastectomy, Choroidal Mass: A Curve Ball., Phillip Gordon, Carol L. Shields

Wills Eye Hospital Papers

No abstract provided.


Challenges Faced By Pakistani Healthcare System: Clinician's Perspective, Faran Khalid, Ahmed Nadeem Abbasi Dec 2018

Challenges Faced By Pakistani Healthcare System: Clinician's Perspective, Faran Khalid, Ahmed Nadeem Abbasi

Department of Radiation Oncology

Abstract are not provided by the author/publisher


How It Awareness Impacts It Control Weaknesses And Firm Performance, Peiqin Zhang, Ju Long, James Ma Dec 2018

How It Awareness Impacts It Control Weaknesses And Firm Performance, Peiqin Zhang, Ju Long, James Ma

Journal of International Technology and Information Management

With the prevalence of information technology (IT), the value of IT awareness increasingly grows, and IT control becomes a key part of firms’ strategies and objectives. Although leadership plays an important role in IT control governance, limited research has studied whether IT awareness is associated with IT control weaknesses (ITCWs) and firm performance simultaneously. Drawing on the agency and resource dependence theory, this paper proposes an integrative model to examine the impact of IT awareness on ITCWs and firm performance. We empirically validate the model using a data set of 310 firms collected from multiple sources including Audit Analytics, Compustat, …


A Past Never Past: An Analysis Of Slavery And Reparation At The University Of Mississippi, Allen Coon Dec 2018

A Past Never Past: An Analysis Of Slavery And Reparation At The University Of Mississippi, Allen Coon

Honors Theses

The University of Mississippi was built using slaves, but the enslaved and their descendants were willfully denied admission to the university until forced desegregation in 1962. This interdisciplinary study employs a qualitative content analysis of antebellum university board of trustees and faculty minutes to investigate the benefits that slavery conferred to the university and the harms that slavery inflicted upon the campus enslaved. Analysis finds that slavery was a standard operation, that extrajudicial violence against slaves was a campus tradition, and that white supremacy was an institutional ideology at the University of Mississippi. This thesis integrates African American reparations literature …


Stigma For Caring For Those With Mental Health Issues In The Student Nurse Community: A Survey, Matthew Boyd Dec 2018

Stigma For Caring For Those With Mental Health Issues In The Student Nurse Community: A Survey, Matthew Boyd

Undergraduate Honors Theses

People living with a mental health issue is elevated both nationally and internationally, and the likelihood of a person interacting with someone who has a mental health issue is high. It is even higher for those who work in the health care profession, so understanding their attitudes on this matter is important. As a review of current literature reveals, there is not only stigma in the health care system, but there is also stigma among health care professionals and students. One of the groups of students that has not been researched to a great extent is nursing students and the …


Differences Of Freshman Experience Between Local Students And Non-Local Students, Wenyan Glotzbach Dec 2018

Differences Of Freshman Experience Between Local Students And Non-Local Students, Wenyan Glotzbach

Undergraduate Honors Theses

What are the differences of freshman experience between local students and non-local students? In this study, Local Students (LS) are defined as students who lived within two hours’ drive from East Tennessee State University's Main Campus. Non-Local Students (NLS) are defined as students who lived further than two hours’ drive from ETSU Main Campus. My hypothesis is that LS have a better freshman experience than NLS. The data set from Dr. Richards and Dr. Hoff is used for the analysis to test if my hypothesis is going to be accepted or rejected. There are different aspects of the freshman experiences …


Identifying Trippers And Non-Trippers Based On Knee Kinematics During Obstacle-Free Walking, Lauren C. Benson, Stephen C. Cobb, Allison S. Hyngstrom, Kevin G. Keenan, Jake Luo, Kristian M. O'Connor Dec 2018

Identifying Trippers And Non-Trippers Based On Knee Kinematics During Obstacle-Free Walking, Lauren C. Benson, Stephen C. Cobb, Allison S. Hyngstrom, Kevin G. Keenan, Jake Luo, Kristian M. O'Connor

Physical Therapy Faculty Research and Publications

Trips are a major cause of falls. Sagittal-plane kinematics affect clearance between the foot and obstacles, however, it is unclear which kinematic measures during obstacle-free walking are associated with avoiding a trip when encountering an obstacle. The purpose of this study was to determine kinematic factors during obstacle-free walking that are related to obstacle avoidance ability. It was expected that successful obstacle avoidance would be associated with greater peak flexion/dorsiflexion and range of motion (ROM), and differences in timing of peak flexion/dorsiflexion during swing of obstacle-free walking for the hip, knee and ankle. Three-dimensional kinematics were recorded as 35 participants …


Removal Of Carbamazepine From Drinking Water, Adam Johnson, Thomas Krumpolc, Jordan Gadberry, Juan Rodriguez, Paolo Marrero-Rivera, Zachary Wiese Dec 2018

Removal Of Carbamazepine From Drinking Water, Adam Johnson, Thomas Krumpolc, Jordan Gadberry, Juan Rodriguez, Paolo Marrero-Rivera, Zachary Wiese

Chemical Engineering Undergraduate Honors Theses

Due to the increasing prevalence of prescription medication over the past few

decades, pharmaceuticals have accumulated in various water sources. This has become a

public health concern because many pharmaceuticals have limited research on the effects

of chronic low-level exposure. According to the World’s Health Organization (WHO),

traces of pharmaceuticals products have been reported in different water sources such as

surface waters, wastewater, groundwater, and drinking water.[1] One pharmaceutical of

interest that has been detected in water sources is carbamazepine. Carbamazepine is a

common pharmaceutical prescribed for the treatment of seizure disorders, neuropathic

pain, and various psychological disorders. It’s mechanism …


Removal Of Carbamazepine From Drinking Water, Juan Rodriguez, Tom Krumpolc, Adam Johnson, Paola Marrero-Rivera, Alex Gadberry, Zach Wiese Dec 2018

Removal Of Carbamazepine From Drinking Water, Juan Rodriguez, Tom Krumpolc, Adam Johnson, Paola Marrero-Rivera, Alex Gadberry, Zach Wiese

Chemical Engineering Undergraduate Honors Theses

Due to the increasing prevalence of prescription medication over the past few decades, pharmaceuticals have accumulated in various water sources. This has become a public health concern because many pharmaceuticals have limited research on the effects of chronic low-levelexposure. According to the World’s Health Organization (WHO), traces of pharmaceuticalsproducts have been reported in different water sources such as surface waters, wastewater, groundwater, and drinking water.[1] One pharmaceutical of interest that has been detected in water sources is carbamazepine. Carbamazepine (CBZ) is a common pharmaceutical prescribedfor the treatment of seizure disorders, neuropathic pain, and various psychological disorders. It’s mechanism of action …


Sulfate Removal From Mine Impacted Waters, Benjamin Drewry, Jean Morales, Tyler Shock, Derek Richard, Luis Sagarnaga, Benjamin Yeldell Dec 2018

Sulfate Removal From Mine Impacted Waters, Benjamin Drewry, Jean Morales, Tyler Shock, Derek Richard, Luis Sagarnaga, Benjamin Yeldell

Chemical Engineering Undergraduate Honors Theses

Woo Pig Sulfate (WPS) has developed two methods for reducing levels of calcium sulfate in mine impacted waters, a “hot process” and a two-stage nanofiltration process. Both processes were designed to treat gypsum saturated water that is currently being pumped via interceptor wells to prevent the spread of a sulfate plume into a nearby community. Each solution was designed for Freeport McMoran’s Sierrita mine in Green Valley, Arizona, which was visited in order to gain insight about the problem. Below 250 ppm on the treated stream, nanofiltration and the hot process achieve overall recoveries of 84 and 99%, respectively. The …


All That Glitters Is Not Gold: Media Coverage Of The Golden State Killer, Lasherica Thornton Dec 2018

All That Glitters Is Not Gold: Media Coverage Of The Golden State Killer, Lasherica Thornton

Honors Theses

This thesis focused on the media’s extensive coverage of serial killers and, thus, how it could propel them to a state of fame. It discusses that no matter a serial killer’s circumstance, the media typically finds a story. For example, a serial killer can be on a rampage or can be dormant, but in subsequent stories, the media will center a story around the killer’s first and/or recent crimes, his identity, or his possible next move. The New York Times and Los Angeles Times coverage of the Golden State Killer frames the analysis of this manuscript. The purpose was to …


What About The Partner? -Factors Associated With Patient-Perceived Partner Dyspareunia In Men With Peyronie's Disease, Yifan Meng, David Y Yang, Kevin M Hebert, Josh B Savage, Manaf Alom, Tobias S Kohler, Landon Trost Dec 2018

What About The Partner? -Factors Associated With Patient-Perceived Partner Dyspareunia In Men With Peyronie's Disease, Yifan Meng, David Y Yang, Kevin M Hebert, Josh B Savage, Manaf Alom, Tobias S Kohler, Landon Trost

Open Access Publications

Background: Limited data are available on how partners of men with Peyronie's disease (PD) are affected by the disease. We sought to characterize PD patients whose curvatures result in pain for their partners during penetrative intercourse.

Methods: We queried a database of all men undergoing initial evaluation for PD at a single clinic between March 2014 and June 2016. Patients were administered a questionnaire regarding sexual health concerns with domains including erectile dysfunction, ejaculatory dysfunction, libido, and penile curvature. In the penile curvature section, patients were specifically asked: "Does the curvature cause your partner any pain during penetrative intercourse? (Y/N)." …


A Prospective Adaptive Utility Trial To Validate Performance Of A Novel Urine Exosome Gene Expression Assay To Predict High-Grade Prostate Cancer In Patients With Prostate-Specific Antigen 2-10ng/Ml At Initial Biopsy, James Mckiernan, Michael J Donovan, Eric Margolis, Alan Partin, Ballentine Carter, Gordon Brown, Phillipp Torkler, Mikkel Noerholm, Johan Skog, Neal Shore, Gerry Andriole, Ian Thompson, Peter Carroll Dec 2018

A Prospective Adaptive Utility Trial To Validate Performance Of A Novel Urine Exosome Gene Expression Assay To Predict High-Grade Prostate Cancer In Patients With Prostate-Specific Antigen 2-10ng/Ml At Initial Biopsy, James Mckiernan, Michael J Donovan, Eric Margolis, Alan Partin, Ballentine Carter, Gordon Brown, Phillipp Torkler, Mikkel Noerholm, Johan Skog, Neal Shore, Gerry Andriole, Ian Thompson, Peter Carroll

Open Access Publications

BACKGROUND: Discriminating indolent from clinically significant prostate cancer (PCa) in the initial biopsy setting remains an important issue. Prospectively evaluated diagnostic assays are necessary to ensure efficacy and clinical adoption.

OBJECTIVE: Performance and utility assessment of ExoDx Prostate (IntelliScore) (EPI) urine exosome gene expression assay versus standard clinical parameters for discriminating Grade Group (GG) ≥2 PCa from GG1 PCa and benign disease on initial biopsy.

DESIGN, SETTING, AND PARTICIPANTS: A two-phase adaptive clinical utility study (NCT03031418) comparing EPI results with biopsy outcomes in men, with age ≥50 yr and prostate-specific antigen (PSA) 2-10ng/ml, scheduled for initial prostate biopsy. After EPI …


In Vivo Characterization Of Connective Tissue Remodeling Using Infrared Photoacoustic Spectra, Yuan Qu, Peng Hu, Junhui Shi, Konstantin Maslov, Peinan Zhao, Chiye Li, Jun Ma, Alejandro Garcia-Uribe, Karen Meyers, Emily Diveley, Stephanie Pizzella, Lisa Muench, Nina Punyamurthy, Naomi Goldstein, Oji Onwumere, Mariana Alisio, Kaytelyn Meyenburg, Jennifer Maynard, Kristi Helm, Emma Altieri, Janessia Slaughter, Sabrina Barber, Tracy Burger, Christine Kramer, Jessica Chubiz, Monica Anderson, Ronald Mccarthy, Sarah K England, George A Macones, Molly J Stout, Methodius Tuuli, Lihong V Wang Dec 2018

In Vivo Characterization Of Connective Tissue Remodeling Using Infrared Photoacoustic Spectra, Yuan Qu, Peng Hu, Junhui Shi, Konstantin Maslov, Peinan Zhao, Chiye Li, Jun Ma, Alejandro Garcia-Uribe, Karen Meyers, Emily Diveley, Stephanie Pizzella, Lisa Muench, Nina Punyamurthy, Naomi Goldstein, Oji Onwumere, Mariana Alisio, Kaytelyn Meyenburg, Jennifer Maynard, Kristi Helm, Emma Altieri, Janessia Slaughter, Sabrina Barber, Tracy Burger, Christine Kramer, Jessica Chubiz, Monica Anderson, Ronald Mccarthy, Sarah K England, George A Macones, Molly J Stout, Methodius Tuuli, Lihong V Wang

Open Access Publications

Premature cervical remodeling is a critical precursor of spontaneous preterm birth, and the remodeling process is characterized by an increase in tissue hydration. Nevertheless, current clinical measurements of cervical remodeling are subjective and detect only late events, such as cervical effacement and dilation. Here, we present a photoacoustic endoscope that can quantify tissue hydration by measuring near-infrared cervical spectra. We quantify the water contents of tissue-mimicking hydrogel phantoms as an analog of cervical connective tissue. Applying this method to pregnant women in vivo, we observed an increase in the water content of the cervix throughout pregnancy. The application of this …


On Affect: Function And Phenomenology, Andreas Elpidorou Dec 2018

On Affect: Function And Phenomenology, Andreas Elpidorou

Faculty and Staff Scholarship

This paper explores the nature of emotions by considering what appear to be two differing, perhaps even conflicting, approaches to affectivity—an evolutionary functional account, on the one hand, and a phenomenological view, on the other. The paper argues for the centrality of the notion of function in both approaches, articulates key differences between them, and attempts to understand how such differences can be overcome.


Cleaver: Classification Of Everyday Activities Via Ensemble Recognizers, Samantha Hsu Dec 2018

Cleaver: Classification Of Everyday Activities Via Ensemble Recognizers, Samantha Hsu

Master's Theses

Physical activity can have immediate and long-term benefits on health and reduce the risk for chronic diseases. Valid measures of physical activity are needed in order to improve our understanding of the exact relationship between physical activity and health. Activity monitors have become a standard for measuring physical activity; accelerometers in particular are widely used in research and consumer products because they are objective, inexpensive, and practical. Previous studies have experimented with different monitor placements and classification methods. However, the majority of these methods were developed using data collected in controlled, laboratory-based settings, which is not reliably representative of real …


Fingerprinting The Smart Home: Detection Of Smart Assistants Based On Network Activity, Arshan Hashemi Dec 2018

Fingerprinting The Smart Home: Detection Of Smart Assistants Based On Network Activity, Arshan Hashemi

Master's Theses

As the concept of the Smart Home is being embraced globally, IoT devices such as the Amazon Echo, Google Home, and Nest Thermostat are becoming a part of more and more households. In the data-driven world we live in today, internet service providers (ISPs) and companies are collecting large amounts of data and using it to learn about their customers. As a result, it is becoming increasingly important to understand what information ISPs are capable of collecting. IoT devices in particular exhibit distinct behavior patterns and specific functionality which make them especially likely to reveal sensitive information. Collection of this …


Comparative Analysis Of Electrodynamic Toroidal Radiation Shielding Configurations, Max Rosenberg Dec 2018

Comparative Analysis Of Electrodynamic Toroidal Radiation Shielding Configurations, Max Rosenberg

Master's Theses

Beyond the protective confines of Earth's atmosphere and magnetosphere, spacecraft are subject to constant bombardment by high-energy charged particles originating from our Sun in the form of Solar Particle Events (SPEs), and from outside the solar system in the form of Galactic Cosmic Rays (GCRs). The harm these particles do can be reduced or mitigated outright through radiation shielding. Because protons and other charged particles comprise most of these radiation particles, strong magnetic fields could be generated around spacecraft to deflect incoming charged radiation particles. This thesis investigates the performance of specific configurations of toroidal superconducting solenoids to generate magnetic …


Hip And Knee Biomechanics For Transtibial Amputees In Gait, Cycling, And Elliptical Training, Greg Orekhov Dec 2018

Hip And Knee Biomechanics For Transtibial Amputees In Gait, Cycling, And Elliptical Training, Greg Orekhov

Master's Theses

Transtibial amputees are at increased risk of contralateral hip and knee joint osteoarthritis, likely due to abnormal biomechanics. Biomechanical challenges exist for transtibial amputees in gait and cycling; particularly, asymmetry in ground/pedal reaction forces and joint kinetics is well documented and state-of-the-art passive and powered prostheses do not fully restore natural biomechanics. Elliptical training has not been studied as a potential exercise for rehabilitation, nor have any studies been published that compare joint kinematics and kinetics and ground/pedal reaction forces for the same group of transtibial amputees in gait, cycling, and elliptical training. The hypothesis was that hip and knee …


The Investigation Of Food Neophobia And Bitterness Sensitivity On Food Preference In Familiar And Unfamiliar Fruits And Vegetables In California Elementary Schools, Maria Handley Dec 2018

The Investigation Of Food Neophobia And Bitterness Sensitivity On Food Preference In Familiar And Unfamiliar Fruits And Vegetables In California Elementary Schools, Maria Handley

Master's Theses

The goal of this study was to understand the relationship between food neophobia and bitterness in consumer liking. Fruit and vegetable consumption is necessary for elementary school children to build healthy habits. Free and reduced lunch programs (FRL) in schools provide nutritional opportunities to students. Bitterness sensitivity and food neophobia were examined as separate drivers of liking in acceptance testing (n=161, ages 6-12) from two local elementary schools (high and low %FRL). The food neophobia scale and the fruit and vegetable neophobia instrument (FNVI) were used to determine food neophobia. FNVI scores distinguished consumers in hierarchical cluster analysis of overall …


Evaluation Of A Sequential Pond System For Detention And Treatment Of Runoff At Skypark, Santa's Village, Elizabeth Caporuscio Dec 2018

Evaluation Of A Sequential Pond System For Detention And Treatment Of Runoff At Skypark, Santa's Village, Elizabeth Caporuscio

Electronic Theses, Projects, and Dissertations

Understanding the extent to which human activities impact surface water resources has become increasingly important as both human population growth and related landscape changes impact water quality and quantity across varying geographical scales. Skypark, Santa’s Village is a 233.76-acre tourism-based outdoor recreation area located in Skyforest, California residing within the San Bernardino National Forest. The park is situated at Hooks Creek, the headwaters of the Mojave River Watershed, and is characterized by a diverse landscape that includes forest cover and human development, including impervious surfaces, a restored meadow, and recreational trails. In 2016, Hencks Meadow was considered degraded by human …


Negotiating Strategies: An Effective Way For Parents Of Children With Disabilities To Communicate For Services, Dorothea Cartwright Dec 2018

Negotiating Strategies: An Effective Way For Parents Of Children With Disabilities To Communicate For Services, Dorothea Cartwright

Electronic Theses, Projects, and Dissertations

The purpose of this project was to examine and explore negotiating strategies for parents with children with disabilities. The research showed there were insufficient materials for teaching negotiating strategies to parents to assist them in obtaining critical or basic services for their special needs children. Many families lack financial resources, have English-language barriers, and have educational challenges when facing school administrators that possess these vital resources. These circumstances mean that parents may feel intimidated and disempowered when meeting with school officials. By providing a simple and easy-to-use guide of Negotiating Strategies, parents can be empowered and encouraged to use their …


Activity Bursts In The Special Education Classroom: Teachers’ Perceptions Of Student Engagement And Behavior, Jacqueline Mantz Dec 2018

Activity Bursts In The Special Education Classroom: Teachers’ Perceptions Of Student Engagement And Behavior, Jacqueline Mantz

Electronic Theses, Projects, and Dissertations

An exploratory case study design and a mixed-methods approach was used to discover the impact of the Activity Bursts in the Classroom (ABC) Fitness Program on students in special education classroom settings, elementary and middle school. Both classrooms were comprised of students with the primary disability of emotional disturbance. Special education intervention teachers’ perceptions of their students engagement and behavior were collected before and during the implementation of the ABC for Fitness Program intervention. Special education intervention teachers completed the Teacher Assessment of Student Engagement, participated in an ABC for Fitness training session, a question and answer session, completed daily …


Assessing The Effects Of Genetic Selection For Porcine Circovirus Type 2 Resistance Or Feed Additives On Nursery And Grow-Finish Pig Performance, Dana Michael Van Sambeek Dec 2018

Assessing The Effects Of Genetic Selection For Porcine Circovirus Type 2 Resistance Or Feed Additives On Nursery And Grow-Finish Pig Performance, Dana Michael Van Sambeek

Department of Animal Science: Dissertations, Theses, and Student Research

The swine industry is ever evolving as it strives to produce healthy, wholesome pork for consumers. As such, the industry is constantly looking for ways to improve production and reduce costs. This includes using novel feed ingredients to reduce cost and improve animal health, genetic selection for increased performance, and vaccines to attenuate or prevent illness. Research plays a significant role in assessing the effectiveness of these strategies. Overall, the objective of this thesis was to assess how genetic selection, vaccines, and feed additives may impact growth performance, health, nutrient digestibility, and the microbiome.

In Chapter 2, pigs were either …


Quality Effects On Beef From Cattle Fed High-Protein Corn Distillers' Grains Or Other Ethanol By-Products, Kellen B. Hart Dec 2018

Quality Effects On Beef From Cattle Fed High-Protein Corn Distillers' Grains Or Other Ethanol By-Products, Kellen B. Hart

Department of Animal Science: Dissertations, Theses, and Student Research

The objective of this study was to evaluate the effects of feeding high protein corn distillers grains on fresh beef quality. Steers (n = 300) were fed one of five diets (6 pens with 10 head/pen): a corn control, 40% high protein dry distillers grains plus solubles (HP-DDGS), 40% dry distillers grains plus solubles (DDGS), 40% wet distillers grains plus solubles (WDGS), or 40% bran plus solubles (Bran). Eighteen Choice carcasses (3 head/pen) were randomly selected within each treatment (n = 88). Strip loins were aged for 2, 9, or 23 d, after which steaks were placed under …