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2021

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Growth And Nutrient Responses Of Betula Platyphylla, Larix Kaempferi, And Chamaecyparis Obtusa To Different Application Methods Of Solid Compound Fertilizer, Jeong Min Seo, Huong Thi Thuy Dao, Byung Bae Park Jan 2021

Growth And Nutrient Responses Of Betula Platyphylla, Larix Kaempferi, And Chamaecyparis Obtusa To Different Application Methods Of Solid Compound Fertilizer, Jeong Min Seo, Huong Thi Thuy Dao, Byung Bae Park

Turkish Journal of Agriculture and Forestry

We investigated the effects of different placement methods of applying slow-release fertilizer on the growth and foliar nutrients of three contrasting tree species (i.e., fast-growing Betula platyphylla and Larix kaempferi and slow-growing Chamaecyparis obtusa) to provide implications for increasing their growth and survival in marginal forest lands. We applied 84 g pot-1 of solid compound fertilizer (SCF) at different positions: no fertilization (CON), subsurface placement (SCFs), and bottom placement [35-cm depth (SCFb)] in a greenhouse condition. Results revealed that the height and RCD (root collar diameter) of the three species had the highest growth under SCFs. Total biomass across SCFs, …

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Phosphorus Sorption By Gyttja And Its Effect On The Ph Value And Phosphorus In Acidic Soils, Kadir Saltali, Ahmet Nedi̇rli̇ Jan 2021

Phosphorus Sorption By Gyttja And Its Effect On The Ph Value And Phosphorus In Acidic Soils, Kadir Saltali, Ahmet Nedi̇rli̇

Turkish Journal of Agriculture and Forestry

Tea and hazelnut cultivated soils are mainly distributed in Black Sea region of Turkey. Low pH value is a primary problem for those soils; therefore, farmers apply lime once every 3-4 years to raise the pH value of soil. Gyttja is highly rich in organic matter (40.59%) and lime (45.67%), and it is a low cost and considerably abundant in Afşin-Elbistan Coal Basin (estimated reserve is around 4.8 billion tons). The aim of this study was to determine the phosphorus (P) sorption characteristics of gyttja, and its efficiency on P availability and soil's pH value. Optimum P sorption conditions (pH, …

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Nutritional And Biologically Active Compounds In Russian (Vir) Brassicaceae Vegetablecrops Collection, Alla Evgenievna Solovyeva, Tatyana Vasilevna Shelenga, Alexey Vasilievich Konarev, Anastasia Borisovna Kurina, Dmitry Lvovich Kornyukhin, Dmitry Andreevich Fateev, Anna Mayevna Artemyeva Jan 2021

Nutritional And Biologically Active Compounds In Russian (Vir) Brassicaceae Vegetablecrops Collection, Alla Evgenievna Solovyeva, Tatyana Vasilevna Shelenga, Alexey Vasilievich Konarev, Anastasia Borisovna Kurina, Dmitry Lvovich Kornyukhin, Dmitry Andreevich Fateev, Anna Mayevna Artemyeva

Turkish Journal of Agriculture and Forestry

The article presents the results of studying the biochemical composition of the large worldwide vegetable crops collection of the Brassicaceae family, stored at the N. I. Vavilov All-Russian Institute Institute of Plant Genetic Resources (VIR), St. Petersburg, Russia, consisting of 7303 accessions of different status (approximately 50% unique accessions) from 98 countries. Studied vegetable brassicas collection includes representatives of all botanical varieties, agroecological groups and cultivar types of the species cole crops Brassica oleracea L. and related wild Mediterranean species, leafy and root vegetable crops B. rapa L., leafy and root vegetable accessions of Indian mustard B. juncea Czern. subsp. …

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Reforming Cotton Genes: From Elucidation Of Dna Structure To Genome Editing, Muhammad Salman Mubarik, Sajid Majeed, Sultan Habibullah Khan, Xiongming Du, James E. Frelichowski, Lori Hinze, Muhammad Tehseen Azhar Jan 2021

Reforming Cotton Genes: From Elucidation Of Dna Structure To Genome Editing, Muhammad Salman Mubarik, Sajid Majeed, Sultan Habibullah Khan, Xiongming Du, James E. Frelichowski, Lori Hinze, Muhammad Tehseen Azhar

Turkish Journal of Agriculture and Forestry

Cotton is an essential fiber producing crop in the world. It also supports additional industries by providing high quality oil and protein in the form of cottonseed cake. Currently, there is an urgent need to increase lint yield, fiber quality, and resistance to biotic and abiotic stresses due to rising pressure from a global population and possible supply shortages from the effects of erratic climate changes. Classic plant breeding and transgenic strategies need more genetic breakthroughs to support the increasing pressure for fiber quantity and quality. A potential for rapid increases in crop improvement is in various state-of-the-art gene editing …

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Developing New Hyperspectral Vegetation Indexes Sensitive To Yield Andevapotranspiration Of Dry Beans, Eyüp Seli̇m Köksal, Cengi̇z Erdem, Mehmet Taşan, Kadi̇r Ersi̇n Temi̇zel Jan 2021

Developing New Hyperspectral Vegetation Indexes Sensitive To Yield Andevapotranspiration Of Dry Beans, Eyüp Seli̇m Köksal, Cengi̇z Erdem, Mehmet Taşan, Kadi̇r Ersi̇n Temi̇zel

Turkish Journal of Agriculture and Forestry

Dry bean (phaseolus vulgaris L.) field experiment was carried out under the subhumid climatic conditions of Bafra, Turkey, to evaluate the possibilities of using hyperspectral reflectance data for estimating yield and water consumption. Three irrigation management treatments that depend on monitoring soil water content and one rain-fed treatment were subjected to dry beans arranged in a randomized complete block design with three replications. In addition to soil water measurements, hyperspectral reflectance observations were made throughout the dry beans? growing season. Actual crop evapotranspiration values were calculated by using a detailed soil water balance approach. After smoothing the hyperspectral reflectance data, …

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Presowing Seed Treatment With Glycine Betaine Confers Nacl Tolerance In Quinoa Bymodulating Some Physiological Processes And Antioxidant Machinery, Muhammad Faisal Maqsood, Muhammad Shahbaz, Muhammad Arfan, Shahzad Maqsood Ahmed Basra Jan 2021

Presowing Seed Treatment With Glycine Betaine Confers Nacl Tolerance In Quinoa Bymodulating Some Physiological Processes And Antioxidant Machinery, Muhammad Faisal Maqsood, Muhammad Shahbaz, Muhammad Arfan, Shahzad Maqsood Ahmed Basra

Turkish Journal of Botany

Soil salinity threatens the yield and food security worldwide and use of halophytes might be a valid option to cope with devastating salinity effects. The present investigation was accomplished to evaluate the role of glycine betaine (GB) as presowing seed treatment on growth parameters, photosynthetic pigments, gas exchange attributes, enzymatic antioxidants, lipid peroxidation (MDA), hydrogen peroxide (H2 O2 ), endogenous GB, total soluble proteins (TSP), and yield in quinoa (Chenopodium quinoa) under saline conditions. Ames-13737 (Q7) and PI-634919 (Q9) quinoa accessions were used for this trial. The plants were applied with two salt stress treatments (Control and 450 mM NaCl) …

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Dietary Fermentable Carbohydrate (Fc) Consumption And Associations With Diet Quality And Health Parameters, Ajita Jadhav Jan 2021

Dietary Fermentable Carbohydrate (Fc) Consumption And Associations With Diet Quality And Health Parameters, Ajita Jadhav

Open Access Dissertations

Excessive body fat and related dysmetabolic complications concern both emerging and developed countries. An important environmental cause of these conditions is the altered composition of gut microbiota, which is influenced by the host diet. A number of clinical trials target gut microbiome composition or functions with fermentable carbohydrates (FCs) to promote a healthier profile. Total dietary fiber, which includes both FC and non-fermentable carbohydrates, is considered a promising tool for the prevention of chronic diseases. This has led to significant changes in food and health recommendation with an increase in dietary fiber intake advised. However, reference to other FCs such …

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Sustainability Of Hard Apple Cider : An Environmental And Socio-Economic Assessment, Meghann N. Smith Jan 2021

Sustainability Of Hard Apple Cider : An Environmental And Socio-Economic Assessment, Meghann N. Smith

Theses, Dissertations and Culminating Projects

Agricultural sustainability is a fundamental requirement for environmental conservation, food production, and food security. In order to achieve agricultural sustainability, it is essential that policies are put in place to support sustainable practices, and that agricultural institutions are provided access supporting knowledge and technology. With this integral support, stakeholders can be better prepared to avoid issues such as eroding biodiversity and environmental quality as well as prepare for the inevitable challenges of climate change. This dissertation investigates the challenges and opportunities involved with the development of the hard apple cider industry in the United States’ Northeast. Hard apple cider is …

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Enhancing Stability And Antioxidant Efficacy Of Fisetin By Encapsulating As Β-Cyclodextrin Inclusion Complex With Porous Polylactic Acid Film From Breath Figure, Charasphat Preuksarattanawut, Warinyupa Mangmee, Munchumas Prousoontorn, Ekasit Nisarattanaporn, Krisana Siraleartmukul Jan 2021

Enhancing Stability And Antioxidant Efficacy Of Fisetin By Encapsulating As Β-Cyclodextrin Inclusion Complex With Porous Polylactic Acid Film From Breath Figure, Charasphat Preuksarattanawut, Warinyupa Mangmee, Munchumas Prousoontorn, Ekasit Nisarattanaporn, Krisana Siraleartmukul

Journal of Metals, Materials and Minerals

This research aims to investigate the scope of fisetin (FIT)/β-cyclodextrin (β-CD) inclusion complexes with the ratios of 1:2 and 2:1 mole by means of freeze-drying, kneading and physical mixing methods (controlled process). Moreover, the complex compounds are analyzed by Fourier-Transform Infrared Spectroscopy (FTIR) and Differential Scanning Calorimetry (DSC). The results show that the most suitable preparation method of fisetin (FIT)/β-CD complex is the freeze-drying method with the fisetin (FIT) to β-CD ratio at 1:2. The emission of FIT/β-CD was investigated and it is found that the emission rate of freeze-dried FIT/β-CD in 1:2 ratio by freeze-drying method is lower than …

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Sustainable Valorization Of Sugarcane Leaves For Succinic Acid And Biochar Production, Nuttaporn Chokesawatanakit, Pasakorn Jutakridsada, Khanita Kamwilaisak Jan 2021

Sustainable Valorization Of Sugarcane Leaves For Succinic Acid And Biochar Production, Nuttaporn Chokesawatanakit, Pasakorn Jutakridsada, Khanita Kamwilaisak

Journal of Metals, Materials and Minerals

The leaves of sugarcane (Saccharum officinarum) are agricultural waste that is burnt before harvesting. This project aims to find an alternative way to increase the value of sugarcane leaves and decrease air pollution by using the leaves as raw material to produce succinic acid and biochar. Reducing sugars were extracted from the leaves by H2SO4 hydrolysis. The sugars were then fermented by Yarrowia lipolytica TBRC 4417 to produce succinic acid. The solid residue was used as the raw material for biochar production by pyrolysis. The effects of pyrolysis temperature (350, 400, and 450℃) and nitrogen gas flow rate (5, 10, …

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Two Essays On Food Environment, Nutrition, And Food Insecurity, Suliman Abdulaziz Almojel Jan 2021

Two Essays On Food Environment, Nutrition, And Food Insecurity, Suliman Abdulaziz Almojel

Theses and Dissertations--Agricultural Economics

A healthy food environment is fundamental to good health. It contributes to the reduction of obesity and the development of healthy eating habits. In spite of this, many people in the United States (US) have been hypnotized to become obese due to the current food environment. Recently, the US has consistently ranked high in the world in terms of obesity. The rising rate is symptomatic of consuming unhealthy diets. Besides, the double-edged crisis of the US food environment and obesity poses a major threat to food security and public health. Therefore, studying the US food environment is important to sustain …

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Exploring The Relationships Between Cultural Values And Diet Patterns Among Mexican And Cuban Immigrants In Kentucky, Nasreen Omran Jan 2021

Exploring The Relationships Between Cultural Values And Diet Patterns Among Mexican And Cuban Immigrants In Kentucky, Nasreen Omran

Theses and Dissertations--Nutrition and Food Systems

The number of Latinx in the U.S. is expected to grow to about 28 percent of the population by the year 2060. As the number of Latinx increases in the U.S. it is important to understand how cultural beliefs influence dietary behaviors as Latinx are disproportionately affected by diet related disease such as diabetes mellitus, cancer, and cardiovascular disease. The aim of this secondary data analysis is to examine the relationship between family values, gender roles, and religious values on diet patterns in adult Mexican and Cuban immigrants in Kentucky utilizing the Mexican American Cultural Values Scale. The study findings …

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Ce 650 Syllabus: Diagnosis And Psychopathology Of Adults, Rieko Miyakuni Jan 2021

Ce 650 Syllabus: Diagnosis And Psychopathology Of Adults, Rieko Miyakuni

Counselor Education Syllabi

The purpose of this course is to introduce students to the etiology and classification of mental disorders as defined by the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5). Students will learn to utilize diagnostic information to conduct diagnostic interviews, conceptualize the presenting problem, and write diagnostic assessments in order to facilitate case management, treatment plan development, and therapeutic interventions with people seeking/receiving mental health counseling services. Instructional methodology will include lectures, case studies presented in class, diagnostic activities using dyadic and small group activities, and other instructional modalities designed to facilitate the learning process.

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Curriculum Change 2021-2022, Portland State University Jan 2021

Curriculum Change 2021-2022, Portland State University

Bulletin & Curriculum Change Documents

No abstract provided.

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Changing Practices For Connected Discourse: Starting And Developing Topics In Conversation, John Hellermann, Yo-An Lee Jan 2021

Changing Practices For Connected Discourse: Starting And Developing Topics In Conversation, John Hellermann, Yo-An Lee

Applied Linguistics Faculty Publications and Presentations

This paper investigates the actions and practices for connected discourse in English conversation. Three university students met weekly for 94 weeks to practice speaking and were video recorded. Each participant made a 10 min presentation about a topic of interest and then the three participants had a conversation. Using ethnomethodological conversation analysis (CA), we examined how participants moved from an orientation to one type of speech exchange system (the monologic presentation) to another (the ‘conversation’) and specifically, the actions and practices for getting the conversation started. We show how an orientation to an interview type of speech exchange system changes …

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The Determination Of Lead In Blood By Electrothermal Atomization Atomic Absorption Spectrometry : Method Improvements And Clinical Fitness For Purpose For Detecting Elevated Blood Lead Levels, Emily Jean Pacer Jan 2021

The Determination Of Lead In Blood By Electrothermal Atomization Atomic Absorption Spectrometry : Method Improvements And Clinical Fitness For Purpose For Detecting Elevated Blood Lead Levels, Emily Jean Pacer

Legacy Theses & Dissertations (2009 - 2024)

Lead (Pb) is ubiquitous in the environment and exposure can have adverse health effects even at low concentrations, particularly in young children. Blood lead levels (BLLs) are the best indicator of recent Pb exposure. Based upon data from the NHANES, the Centers for Disease Control and Prevention’s (CDC) blood Pb (BPb) reference value, defined as the 97.5th percentile of children 1-5 years old, was lowered from 10 μg/dL to 5 μg/dL in 2012. According to more recent NHANES data, the 97.5th percentile has decreased to 3.5 μg/dL. If the CDC recommends a further lowering of the BPb reference value, many …

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Trajectories Of Human Capital Accumulation After Women's Transition To Motherhood In The Us : Determinants And Consequences, Weihui Zhang Jan 2021

Trajectories Of Human Capital Accumulation After Women's Transition To Motherhood In The Us : Determinants And Consequences, Weihui Zhang

Legacy Theses & Dissertations (2009 - 2024)

The life sequence and human capital accumulation of women have changed in the US. This dissertation intends to propose three interrelated studies that investigate the possible trajectories of human capital accumulation after women’s transition to motherhood, the determinants of these trajectories, and the implications for women and their children’s wellbeing. Driven by the life course perspective, the cumulative advantage and disadvantage theory, and Bourdieu’s cultural framework, this dissertation uses mothers’ vocational training experiences to identify distinct trajectories over time in the first study. This dissertation then investigates how mothers’ cumulative training experiences affect children’s well-being in the second study. Finally, …

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Mental Health In Vegans : The Importance Of Accounting For Identities, Stereotypes, And Experiences Of Discrimination, Sydney Heiss Jan 2021

Mental Health In Vegans : The Importance Of Accounting For Identities, Stereotypes, And Experiences Of Discrimination, Sydney Heiss

Legacy Theses & Dissertations (2009 - 2024)

Introduction. Academic work on vegans is biased towards studying educated White women, despite evidence that vegans having varying identities. The lack of diversity in research has implications for our understanding of psychological issues that affect vegans. Data regarding mental health of vegans is mixed, due to a failure to account for differing identities and experiences. Past work has shown gender, sexual orientation, ethnicity/race, and experiences with discrimination to impact mental health. More work is needed to examine moderators of mental health outcomes among diverse groups of vegans. Methods. This cross-sectional study surveyed a demographically diverse sample of vegan participants (n …

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Examining Cognitive And Behavioral Inflexibility : A Transdiagnostic Process Underpinning Maladaptive Exercise Behaviors And Attitudes, Mckenzie Miller Jan 2021

Examining Cognitive And Behavioral Inflexibility : A Transdiagnostic Process Underpinning Maladaptive Exercise Behaviors And Attitudes, Mckenzie Miller

Legacy Theses & Dissertations (2009 - 2024)

Objective: Cognitive and behavioral inflexibility, or the inability to respond flexibly and adaptively to changing environmental demands, are hallmark features of eating disorders (ED). Individuals with EDs exhibit inflexibility across domains, often including in exercise behaviors, manifesting as exercise dependence and rigid workout routines. The purpose of this study was to assess how different motives for exercise are differentially associated with cognitive and behavioral flexibility, a marker of EDs. To the extent that inflexibility in exercise is a risk factor and symptom of disordered eating, increasing cognitive and behavioral flexibility as it relates to physical activity may be an effective …

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Feasibility Of Acceptance-Based Health Coaching Targeting Food Cravings In Pregnancy, Lauren Blau Jan 2021

Feasibility Of Acceptance-Based Health Coaching Targeting Food Cravings In Pregnancy, Lauren Blau

Legacy Theses & Dissertations (2009 - 2024)

Excess gestational weight gain (GWG) is the leading high-risk condition in pregnancy in the United States and associated with a variety of poor delivery and health outcomes for the mother and infant. The majority of interventions addressing diet and physical activity in pregnancy have at best small effects on weight gain and pregnancy health outcomes. Past studies on weight loss in non-pregnant samples have demonstrated the utility of addressing psychological factors to modify eating behaviors. Currently, there is a lack of research to evaluate the efficacy of targeting psychological factors to improve cognitive and affective coping skills when attempting to …

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Role Of Rna Helicases In The Drosophila Germline, Patrick Blatt Jan 2021

Role Of Rna Helicases In The Drosophila Germline, Patrick Blatt

Legacy Theses & Dissertations (2009 - 2024)

Gametogenesis, the process of creating egg or sperm, is required for launching successive generations of sexually reproducing organisms. The developmental milestones that occur during gamete production have been studied for decades and are of critical interest to gain insight to conserved features of human fertility. Drosophila has been used for over a century as an efficient research model and remains pivotal in uncovering fundamental biological paradigms. During Drosophila egg production, or oogenesis, several developmental transitions must be traversed to ensure completion of oogenesis including: Germline Stem Cell (GSC) maintenance and differentiation, mitotic and meiotic cell divisions, and production of maternally …

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Applied Methodologies Demonstrated Through Three Independent Studies For Assessing The Effects Of Socioeconomic, Environmental Chemical Exposure, And Therapeutic Factors On Oncological Diseases And Covid-19, Bayarmagnai Maggie Munkhjargal Jan 2021

Applied Methodologies Demonstrated Through Three Independent Studies For Assessing The Effects Of Socioeconomic, Environmental Chemical Exposure, And Therapeutic Factors On Oncological Diseases And Covid-19, Bayarmagnai Maggie Munkhjargal

Legacy Theses & Dissertations (2009 - 2024)

When trying to understand risk factors for a disease, even before we know the causal agents, it is necessary to create a surveillance data set that answers the questions of who, when, and where, and includes any potential covariates which may either promote or prevent the disease. There are a wide variety of surveillance data. For example, hospital discharge data, such as the New York Statewide Planning and Research Cooperative System (SPARCS) data, encompass all hospitalized cases in the state, while clinical datasets cover a specially constructed population in pursuit of research of a certain disease type. Analysis of surveillance …

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Legacy And Emerging Per- And Polyfluoroalkyl Substances : Analysis, Environmental Distribution, And Bioconcentration, Richard Anthony Brase Jan 2021

Legacy And Emerging Per- And Polyfluoroalkyl Substances : Analysis, Environmental Distribution, And Bioconcentration, Richard Anthony Brase

Legacy Theses & Dissertations (2009 - 2024)

Per- and polyfluoroalkyl substances (PFAS) constitute a broad class of anthropogenic chemicals that have been used in numerous industrial and consumer-product applications since the late 1940s. The environmental persistence of these compounds in combination with their widespread commercial use have led PFAS to be recognized as contaminants of concern on the global scale. Despite regulatory efforts calling for the decreased use of certain perfluorocarboxylic and -sulfonic acids referred to as “legacy” PFAS, these compounds continue to be detected in both environmental and biological matrices. Moreover, manufacturers have begun to replace the legacy PFAS with emerging alternatives for which the regulations …

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Supporting Highly Mobile Literacy Learners : Examining How An Elementary School Provided Support To Mobile Students In An Urban School District, Rebecca L. Benjamin Jan 2021

Supporting Highly Mobile Literacy Learners : Examining How An Elementary School Provided Support To Mobile Students In An Urban School District, Rebecca L. Benjamin

Legacy Theses & Dissertations (2009 - 2024)

This dissertation explores the academic and social-emotional supports and constraints that impact the literacy learning of highly mobile students in an urban elementary school, utilizing interview, questionnaire, and achievement data from transient students and educational professionals who work with them. It examines a school year of highly mobile student experiences in literacy-learning across a wide range of factors and environments, considering student and educator observations, reflections, and participation, through different schools and across various settings in their current/newest school (in classrooms, at lunch, recess, rehearsals, and specials, working with social or academic service providers, etc.). This study’s theoretical framework was …

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Roaring Tiger Or Bounce Tigger? : Examining Corruption Seriousness Perception In China From A Socio-Cultural Perspective, Yunhan Zhao Jan 2021

Roaring Tiger Or Bounce Tigger? : Examining Corruption Seriousness Perception In China From A Socio-Cultural Perspective, Yunhan Zhao

Legacy Theses & Dissertations (2009 - 2024)

Recent years have witnessed a steadily increasing scholarly interest in perceptions of corruption, particularly in terms of level and prevalence. However, previous studies have largely overlooked perceived seriousness as another unique dimension of corruption perception. Furthermore, previous studies seeking causes of corruption perception have failed to consider cultural factors at either the individual or aggregate level as potential predictors. To fill the gap, the current dissertation employs the 2014 Chinese Family Panel Studies and other relevant data to explore the relationships between corruption seriousness perception and cultural factors. This dissertation strategically examines two individual cultural attachments (i.e., Confucianism and Legalism …

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Applications Of Mass Spectrometry To Forensic Entomology : Calliphoridae Species Determination, Monitoring Of Decomposition Volatiles, And Discovery Of Chemical Cues, Justine Elizabeth Giffen-Lemieux Jan 2021

Applications Of Mass Spectrometry To Forensic Entomology : Calliphoridae Species Determination, Monitoring Of Decomposition Volatiles, And Discovery Of Chemical Cues, Justine Elizabeth Giffen-Lemieux

Legacy Theses & Dissertations (2009 - 2024)

Forensic entomology is the study of insects that colonize human/animal wounds and remains and their development for use in legal contexts. It has numerous facets and applications including: estimation of time since death; investigation of neglect/abuse of children and the elderly; and determination of the presence of toxins and drugs as a potential cause of death. In order for the discovered insects to be of forensic utility, accurate species identification is crucial. Current methodologies for species determination rely on the knowledge and expertise of an entomologist; exhaustive taxonomic keys; and access to adequate equipment and facilities; resources which are often …

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Statistical Significant Differences Between Aroma Profiles Of Beer Brewed From Sorghum, Drew Budner, Joseph Carr, Brett Serafini, Samantha Tucker, Elisabeth Dieckman‐Meyer, Lindsey Bell, Katherine A. Thompson‐Witrick Jan 2021

Statistical Significant Differences Between Aroma Profiles Of Beer Brewed From Sorghum, Drew Budner, Joseph Carr, Brett Serafini, Samantha Tucker, Elisabeth Dieckman‐Meyer, Lindsey Bell, Katherine A. Thompson‐Witrick

Chemistry

There is currently an increased demand for foodstuffs that are classified as gluten‐free including beer. Beer produced using gluten‐free grains has a distinct flavor profile that differs greatly from that of beer produced from gluten‐containing grains. The chemical difference between beers made from these two different grain sources has been explored and some key differences have been identified. Here malt sources containing gluten (barley) and malt without gluten (sorghum) were used to determine which compounds are statistically different based upon their concentrations. A total of 14 (7 barley and 7 sorghum) small‐batch beers were made from malt extract. The aroma …

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Impoverished Schools That Are Performing Successfully In South Carolina: How Do They Differ From Impoverished Schools That Are Underperforming?, Sheka Houston Jan 2021

Impoverished Schools That Are Performing Successfully In South Carolina: How Do They Differ From Impoverished Schools That Are Underperforming?, Sheka Houston

Doctor of Education Dissertations

This case study examined four impoverished middle schools in South Carolina to identify the factors prevalent in successfully performing impoverished middle schools which set them apart from underperforming impoverished middle schools. The study’s objective was to provide principals working in similar (impoverished) settings an understanding of the factors they might wish to replicate in improving school achievement. Data were collected from several sources. Qualitative data points were collected from the principal and teacher interviews as well as obtained from school report cards to assess student performance, school environment, student engagement, and teacher retention rates. A walkthrough was to be conducted …

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A Novel Role For Neurotensin In Regulation Of Stem Cell Function In The Small Intestine, Stephanie Rock Jan 2021

A Novel Role For Neurotensin In Regulation Of Stem Cell Function In The Small Intestine, Stephanie Rock

Theses and Dissertations--Toxicology and Cancer Biology

Neurotensin (NT) is a nutrient-regulated gut hormone that plays important roles in lipid absorption, obesity, metabolic disorders, and normal and neoplastic growth in the intestine. In this study, we 1) elucidate the mechanisms regulating NT release from endocrine cells, 2) examine the role of NT on proliferation and stem cell function in the small intestine and 3) define the effects of NT on colorectal cancer stem cells. We report that NT release from endocrine cells is enhanced by the MAPK scaffold protein Kinase Suppressor of Ras 1 (KSR1) and the exocyst complex component 70 (Exo70). Moreover, free fatty acid stimulated …

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Effects Of Season And Nutrition On Insulinemic Responses In Insulin Dysregulated Horses, Erica Lyn Macon Jan 2021

Effects Of Season And Nutrition On Insulinemic Responses In Insulin Dysregulated Horses, Erica Lyn Macon

Theses and Dissertations--Veterinary Science

Insulin dysregulation (ID) is the main risk factor for the development of hyperinsulinemia-associated laminitis (HAL). ID in the equid has been extensively researched; however, recommendations for diagnosing and managing ID horses have originated from work completed in other models, such as the ID pony and healthy horse. Therefore, our overall objective was to improve current diagnostic tools and nutritional management strategies by investigating the effect of season, the fed and fasted state on the oral sugar test (OST) and dietary nutrient content on insulinemic responses in the ID horse. To address this, four main objectives with three specific aims were …

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