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2016

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Effects Of A Twelve Week Aerobic And Strength Training Intervention On Chemotherapy-Induced Peripheral Neuropathy, Sherilyn M. Sommerville May 2016

Effects Of A Twelve Week Aerobic And Strength Training Intervention On Chemotherapy-Induced Peripheral Neuropathy, Sherilyn M. Sommerville

Master's Theses

Chemotherapy is one of the most effective cancer treatments to date; however, it has the potential to produce debilitating life-long side effects. Chemotherapy-induced peripheral neuropathy is a side effect caused by toxic chemotherapy agents that deteriorate the peripheral nerves of the body. Research has suggested that aerobic and strength training may be able to alleviate some of the symptoms associated with chemotherapy-induced peripheral neuropathy. Some of the benefits of both aerobic and strength training include increasing blood and nutrient flow to the peripheral nerves, which could help restore sensation and alleviate the some symptoms of chemotherapyinduced peripheral neuropathy. However, to …


The Effect Of The Expanded Food And Nutrition Education Program On Participants’ Diet Quality: Does Supermarket Access Matter?, Rachel Ann Spencer May 2016

The Effect Of The Expanded Food And Nutrition Education Program On Participants’ Diet Quality: Does Supermarket Access Matter?, Rachel Ann Spencer

Graduate Theses and Dissertations

This project assesses the effectiveness of the Expanded Food and Nutrition Education Program (EFNEP) within the context of supermarket access. EFNEP is a national community nutrition education program that strives to give participants the tools to live healthier lives. Analysis was performed on participants from 16 Arkansas counties that completed EFNEP during 2013 or 2014. The program outcome is measured in terms of the change in Healthy Eating Index (HEI) as calculated from 24-hour diet recalls at program entry and exit. Supermarket locations were obtained from the USDA Food Nutrition Service’s SNAP Retail Locator and represent the food environment near …


Consumer Willingness To Pay For Genetically Engineered Edamame, Elijah John Wolfe May 2016

Consumer Willingness To Pay For Genetically Engineered Edamame, Elijah John Wolfe

Graduate Theses and Dissertations

This study examined the effect of GM labeling on consumer willingness to pay (WTP) for edamame. It also investigated how people reacted to different messages and whether the order of receiving positive or negative information about GM technology impacted their willingness to pay (WTP). The study had three components: (1) a sensory test of GM and non-GM labeled products; (2) a non-hypothetical experimental auction to assess WTP for GM, non-GM and unlabeled products; and (3) a questionnaire to collect demographics and other information from the participants. Results of the sensory evaluation revealed no statistically significant difference between GM and non-GM …


Exogenous Polyunsaturated Fatty Acid (Pufa) Scavenging Affects Phospholipid Profiles And Virulence Phenotypes In Vibrio Cholerae And Vibrio Parahaemolyticus, Anna Moravec May 2016

Exogenous Polyunsaturated Fatty Acid (Pufa) Scavenging Affects Phospholipid Profiles And Virulence Phenotypes In Vibrio Cholerae And Vibrio Parahaemolyticus, Anna Moravec

Honors Theses

AIM: This research had two primary objectives. First, this study sought to determine whether or not exposing Vibrio cholerae and Vibrio parahaemolyticus to polyunsaturated fatty acids (PUFAs) would lead to changes in their respective phospholipid profiles. Secondly, if membrane remodeling occurred, this study sought to determine the impact of membrane modifications on bacterial fitness by evaluating their effect on membrane permeability, biofilm formation, and response to stresses. METHODS: The Bligh and Dyer method was used to extract bacterial lipids, which were subsequently analyzed via thin-layer chromatography (TLC). The effect of fatty acids on bacterial fitness was assessed using stress, biofilm, …


Effects Of Sport-Specific Training Conditions On Performance In High School Field Hockey Players., Alexandra Hannah Roberts May 2016

Effects Of Sport-Specific Training Conditions On Performance In High School Field Hockey Players., Alexandra Hannah Roberts

Electronic Theses and Dissertations

Many sports (e.g. field hockey, lacrosse, ice hockey) require the use of a mouthguard (MG) and the constraint of carrying a stick during play. Previous research has shown that these two conditions individually can cause decrements to athletic performance; however no research has been conducted into effect of the combination of these two conditions on both aerobic and anaerobic performance parameters. PURPOSE: The purpose of this study was to determine the effects of both chronic (during all conditioning) and acute MG and stick (MG-STK) use on aerobic fitness and anaerobic capacity over the course of a 12-week training and competition …


News Of The Department Of Animal Science, Department Of Animal Science May 2016

News Of The Department Of Animal Science, Department Of Animal Science

Animal Science Newsletters

No abstract provided.


Meditation And Chocolate: Comparing Their Effects On Cognitive Abilities, Ryan Dyck May 2016

Meditation And Chocolate: Comparing Their Effects On Cognitive Abilities, Ryan Dyck

Undergraduate Psychology Research Methods Journal

Numerous studies have been conducted on the effects of meditation on long-term meditators. This current study aims to test the immediate effects of meditation on cognition. It is hypothesized that meditation will have a significant effect on cognition in comparison to the control of chocolate. In order to test this hypothesis participants were subject to two conditions: a meditation condition and a chocolate condition. After each condition participants were given a cognition test designed to test their reading comprehension and math skills. Using a related samples t-test I conclude that meditation does not have a significant effect on cognition using …


Implementing A Good Catch Program In Nursing Homes, Leigh Raposo May 2016

Implementing A Good Catch Program In Nursing Homes, Leigh Raposo

Muskie School Capstones and Dissertations

Rationale and processes for reporting near misses and evidence-based tools were collected by a literature search, seminal works by Sidney Dekker and James Reason, and websites for the Agency for Healthcare Research and Quality (AHRQ), the Institute for Healthcare Improvement (IHI), and the Centers for Medicare and Medicaid Services (CMS). Tools, information, and strategies found in this research were evaluated for implementation in Maine nursing homes. The tools provide a communication vehicle for nursing home staff to safely report to management near misses, or mistakes that do not harm residents. To emphasize a positive approach, the project replaces the term …


Biomolecular Signatures Of Severe Malarial Anemia, Zachary Shamin Karim May 2016

Biomolecular Signatures Of Severe Malarial Anemia, Zachary Shamin Karim

Biomedical Sciences ETDs

Plasmodium falciparum-associated severe malarial anemia [SMA, hemoglobin (Hb)< 5.0g/dL] is a leading cause of morbidity and mortality in African children. Examination of the host immune response and underlying genotypic traits that condition SMA can offer an improved understanding of malaria pathogenesis. Previous investigations have suggested that SMA in high transmission regions is due to impaired erythropoiesis hemolysis and erythrocyte destruction. In the holoendemic transmission region of western Kenya our studies have shown that dyserythropoiesis drives and conditions SMA through poorly understood molecular pathways. Pediatric studies have shown that early erythroid cell populations as well as reticulocyte production is greatly reduced in children with SMA. The driving force of malaria pathogenesis is multifaceted and the mechanisms that promote erythropoietic dysfunction are still being understood. We hypothesize that SMA is conditioned by the immune response through underlying genetic factors that influence erythropoiesis resulting in a exacerbated disease state. To that end the studies described in this manuscript focus on the inflammatory chemokines, monokine induced by gamma (MIG) and interferon gamma-induced protein (IP10) as well as the hemoglobin-coding gene, hemoglobin alpha 2 (HBA2) in the context of SMA and dyserythropoiesis. The first study described herein, identified MIG and IP10 as important mediators associated with SMA. In this study we examined circulating MIG and I10 profiles in non-SMA and SMA children and then genotyped and constructed haplotypes between 5 individual polymorphic variants within the promoter regions for the MIG and IP10 for the entire study cohort (n=1,600). The second study described in this manuscript, utilized a global approach where genome wide association studies as well as whole-genome transcriptomics identified novel molecular pathways between non-SMA and SMA children. These analyses revealed that the expression of the hemoglobin-coding gene, HBA2 is significantly modulated between populations. We then examined these findings closer and genotyped a larger population for 2 promoter variants with the same approach described in the first study. Regression analysis of genotype and haplotype data for both studies revealed significant findings where several variant haplotypes correlated with SMA outcomes and erythropoietic response. Lastly, we used an in vitro model of erythropoiesis to determine if recombinant human MIG and IP10 as well as pediatric study serum (non-SMA and SMA) influence erythroid function. Our results from these studies revealed that pediatric serum from children with SMA influenced cell viability as well as erythroid lineage when we examined cell surface erythroid markers. A similar result was also seen in cell populations that were treated with the inflammatory mediators, MIG, and IP10 which reflected our proposal that serum from children with SMA and inflammatory mediators (MIG and IP10) infringe upon erythroid cell maturation and viability in vivo. Together the results from these studies independently verify the influence of biomolecular markers and mediators on SMA outcomes.


The Effect Of Transformed Escherichia Coli On The Mouse Intestine Microbiome: The Microbial Metabolic Enhancement Hypothesis, Bryar P. Kader May 2016

The Effect Of Transformed Escherichia Coli On The Mouse Intestine Microbiome: The Microbial Metabolic Enhancement Hypothesis, Bryar P. Kader

Senior Honors Theses

Metabolic disorders affect around thirty-four percent of the population in the United States. Among these disorders is lactose intolerance, which results from diminished production of the human lactase enzyme. This disorder and others like it are genetically determined and cannot be cured. However, the use of transformed bacteria implanted in the colon may provide a means by which the faulty pathway can be bypassed. To test whether transformed bacteria have the capability to aid in the digestion of normally indigestible compounds, a transformed strain of Escherichia coli overexpressing the beta-galactosidase enzyme encoded by the lacZ gene was colonized in the …


Spinach (Spinacia Oleracea L.) Seed Germination And Whole Plant Growth Response To Heat Stress And Association Mapping Of Bolting, Tallness And Erectness For Use In Spinach Breeding, Jessica Chitwood May 2016

Spinach (Spinacia Oleracea L.) Seed Germination And Whole Plant Growth Response To Heat Stress And Association Mapping Of Bolting, Tallness And Erectness For Use In Spinach Breeding, Jessica Chitwood

Graduate Theses and Dissertations

The effect of temperature on spinach seed germination was evaluated using a total of nine spinach genotypes and seven temperatures: 10, 15, 20, 25, 30, 32, and 35 oC in growth chambers. Genetic variation was observed. ‘Donkey’, ‘Marabu’, and ‘Raccoon’ showed higher seed germination percentage with over 70% at 30 and 32 oC, indicating the three spinach genotypes had heat-tolerance for germination. However, all spinach genotypes except ‘Ozarka II’ had lower germination percentages of less than 30% while ‘Ozarka II’ had 63% at 35 oC, indicating ‘Ozarka II’ may be a source of heat-tolerance for seed germination.

Seed germination may …


Onemile: An Interactive Journey To Wellness For Those With Chronic Illness, Keli M. Dirisio May 2016

Onemile: An Interactive Journey To Wellness For Those With Chronic Illness, Keli M. Dirisio

Theses

Using interaction design, video, and social media to create an application that will encourage people to maintain or improve their quality of life when dealing with a chronic illness.

There are many tools, both tangible and online, for people with debilitating illnesses. There are websites and apps that focus on symptom management, medication monitoring or general wellness. The majority of these resources are mainly used for rehabilitation. There is technology used to help people, both healthy and those with an illness, to improve their health–featuring exercise, eating healthy, tips and tricks. Most people with a chronic illness are looking for …


Distinguishing Households From Families, Katharine B. Silbaugh May 2016

Distinguishing Households From Families, Katharine B. Silbaugh

Faculty Scholarship

The study of the relationship between all families, whether marital or non-marital, and households, is underdeveloped, despite extensive study of the mismatch between family law, which is still focused on marriage and parenthood, and family practices. Often, in an effort to update the discourse, discussions of non-marital families seem to deploy households or living arrangements as a substitute classification in the place of the old marital family. This Article argues that we need to resist the tendency to substitute the idea of “household” when the boundaries of legal family fail us, because households are not necessarily familial, and because core …


Portland State Magazine, Portland State University. Office Of University Communications May 2016

Portland State Magazine, Portland State University. Office Of University Communications

Portland State Magazine

PSU’s alumni magazine, published 2-3 times a year. In this issue: Choral Director Ethan Sperry inspires grand performances; seen as outsiders or worse, Muslim students seek acceptance; works of art by alumni and faculty are everywhere in Portland; Portland’s growing pains; PSU program gives high schoolers a jumpstart on college-level learning; and more.


The Public Policy Ramifications Of Adolescent Pregnancy In Developing Countries, Kirby Briana Lemon May 2016

The Public Policy Ramifications Of Adolescent Pregnancy In Developing Countries, Kirby Briana Lemon

Honors College

Adolescent pregnancy is a worldwide issue. The subject is receiving attention even in developed, wealthy countries like the United States of America. However, while the United States has the fairly high rates of literacy and formal education, and societal structures to combat the problem, developing countries do not. Adolescent pregnancy is particularly damaging to girls, women, and families in developing nations. Changes in public policy, particularly in developing countries, in such a way as to increase education, access to healthcare, and combat cultural stigmas could provide some much needed respite from the consequences of adolescent pregnancy. This paper analyzes social …


Impact Of Healthy Food Labels On Consumer Choice And Valuation, Mattingly Perlinger May 2016

Impact Of Healthy Food Labels On Consumer Choice And Valuation, Mattingly Perlinger

Department of Agricultural Economics: Dissertations, Theses, and Student Research

The obesity epidemic is prevalent across the entire United States, but minority communities are affected most of all. The Rosebud Indian Reservation in South Dakota is a minority community that has been particularly affected by the obesity epidemic, exhibiting higher rates of obesity and lower life expectancy than the rest of the country.

In this study we conducted a hypothetical choice experiment to test the effectiveness of three healthy food labels in increasing the likelihood of consumers choosing to purchase healthy products. We also calculated the consumer willingness to pay for each of these labels and examined differences in label …


Grazing Method Effects On Forage Production, Utilization, Animal Performance And Animal Activity On Nebraska Sandhills Meadow, Torie Lindsey May 2016

Grazing Method Effects On Forage Production, Utilization, Animal Performance And Animal Activity On Nebraska Sandhills Meadow, Torie Lindsey

Department of Agronomy and Horticulture: Dissertations, Theses, and Student Research

A study was conducted on a subirrigated meadow in the Nebraska Sandhills to determine differences in aboveground plant production, utilization, trampling, harvest efficiency, ground cover, plant functional group composition and animal performance among four grazing treatments. Grazing treatments included ultrahigh stocking density, four-pasture rotation with one occupation (4-PR-1), and four-pasture rotation with two occupations (4-PR-2). Pastures were grazed from May to August in 2014 and 2015 at equal stocking rates within years but varied among years. Stocking densities were 225,000 kg ha-1 for ultrahigh stocking density, 7,000 kg ha-1 for 4-PR-1, and 5,000 kg ha-1 for 4-PR-2. …


Jazz Epidemics And Deep Set Diseases: The De-Pathologization Of The Black Body In The Work Of Three Harlem Renaissance Writers, Shane C. Hunter May 2016

Jazz Epidemics And Deep Set Diseases: The De-Pathologization Of The Black Body In The Work Of Three Harlem Renaissance Writers, Shane C. Hunter

Department of English: Dissertations, Theses, and Student Research

This dissertation argues that the Harlem Renaissance was, in part, a response to Victorian-era medical and scientific racism, and that the three writers on which it centers, Langston Hughes (1902-1967), Wallace Thurman (1902-1934), and Richard Bruce Nugent (1906-1987), participated in subverting these racist discourses. I focus on elements of their creative work that de-pathologize the black body. Specifically, I consider how these writers undermine Victorian-era medical racism that had, by the 1920s, come to inform American racial politics. Hughes’s, Thurman’s, and Nugent’s work from the mid-1920s to the early 1930s is at least partly concerned with undermining medically racist ideology …


The Effect Of Vitamin D On Metastatic Epithelial Breast Cancer Cell Cycle Regulation, Mattie K. White May 2016

The Effect Of Vitamin D On Metastatic Epithelial Breast Cancer Cell Cycle Regulation, Mattie K. White

College of Health and Human Sciences Honors Program Undergraduate Theses

No abstract provided.


Performance Benchmarks For Scholarly Metrics Associated With Fisheries And Wildlife Faculty, Robert K. Swihart, Mekala Sundaram, Tomas O. Höök, James Andrew Dewoody, Kenneth F. Kellner May 2016

Performance Benchmarks For Scholarly Metrics Associated With Fisheries And Wildlife Faculty, Robert K. Swihart, Mekala Sundaram, Tomas O. Höök, James Andrew Dewoody, Kenneth F. Kellner

Department of Forestry & Natural Resources Faculty Publications

Research productivity and impact are often considered in professional evaluations of academics, and performance metrics based on publications and citations increasingly are used in such evaluations. To promote evidence-based and informed use of these metrics, we collected publication and citation data for 437 tenure-track faculty members at 33 research-extensive universities in the United States belonging to the National Association of University Fisheries and Wildlife Programs. For each faculty member, we computed 8 commonly used performance metrics based on numbers of publications and citations, and recorded covariates including academic age (time since Ph.D.), sex, percentage of appointment devoted to research, and …


Prevalence And Distribution Of Gastrointestinal Nematode Parasites And Dung Beetles Associated With Upland And Lowland Grazing Of Irish Native Dexter Cattle, Noel Dineen May 2016

Prevalence And Distribution Of Gastrointestinal Nematode Parasites And Dung Beetles Associated With Upland And Lowland Grazing Of Irish Native Dexter Cattle, Noel Dineen

Theses

Diseases such as parasitic gastroenteritis are very common in cattle and can have detrimental economic consequences on agricultural productivity. This study was conducted to establish the prevalence and distribution of gastrointestinal nematode parasites associated with Dexter cattle under an organic lowland grazing regime and an extensive upland system. A secondary aim to the study was to investigate dung beetle assemblages in upland and lowland sites and their interactions with gastrointestinal nematode parasites as they offer an alternative method of natural control to organic farming systems in particular.

Cattle weights were recorded and faecal samples were collected at the beginning and …


Use Of A Mobile Application To Increase Patient Compliance To A Prescribed Home Exercise Program And Improve Outcomes, Ellie Cobb, Jed Hurst, Ethan Konshuk May 2016

Use Of A Mobile Application To Increase Patient Compliance To A Prescribed Home Exercise Program And Improve Outcomes, Ellie Cobb, Jed Hurst, Ethan Konshuk

UNLV Theses, Dissertations, Professional Papers, and Capstones

Methods: The creator of the app offered free use of their app to a physical therapy clinic. As the app is only compatible with Apple products, the clinic used the app with any patient that had an iPhone. Retrospective review was conducted to determine if differences in patient outcomes were observed. Patients who had access to an iPad or iPhone were considered part of the “app group” and used the mobile app to reference and report PT HEP compliance. Patients without access to an iPad or iPhone were considered part of the “non-app group” and received traditional PT HEP prescription …


Short-Term Outcome Evaluation Of Healthy Habits, Healthy U: A School-Based Cancer Prevention Program, Alicia Anderson May 2016

Short-Term Outcome Evaluation Of Healthy Habits, Healthy U: A School-Based Cancer Prevention Program, Alicia Anderson

Boise State University Theses and Dissertations

Healthy Habits, Healthy U (HHHU) is a school-based cancer prevention program. This program is a collaborative effort among Boise State University, St. Luke’s Mountain States Tumor Institute, and the Boise School District. HHHU started in April 2013 as a community outreach initiative designed to teach and reinforce positive health habits in students. HHHU lessons target eighth-grade students and offer a unique approach highlighting the relationships among nutrition, physical activity, sugar-sweetened beverages, and cancer risks, through a variety of educational materials.

The purpose of this study was to assess program efficacy by evaluating short-term outcomes. The study evaluated the effectiveness of …


Reading Between The Lines: Indicators Of Developmental Stress In Prehistoric Ohio Valley Children From Linear Enamel Hypoplasias, Emily Moes May 2016

Reading Between The Lines: Indicators Of Developmental Stress In Prehistoric Ohio Valley Children From Linear Enamel Hypoplasias, Emily Moes

Boise State University Theses and Dissertations

A large body of research in bioarchaeology focuses on the changes in the human skeleton associated with the introduction of agriculture. It is assumed that the intensification of agriculture results in an increase in physiological stress and poor health. However, previous studies have shown that stress experiences cannot be generalized by subsistence strategy and prevalence comparisons alone. Rather, age-at and duration of stress events are necessary to construct patterns of health.

Linear enamel hypoplasias (LEH) of subadult permanent dentition serve as a proxy for understanding health and stress in archaeological populations. LEH are defects in enamel, characterized by an increased …


Modulation Of The Nutritional Context And Early Experience As New Tools To Increase The Use Of Medusahead (Taeniatherum Caput-Medusae Ssp. Asperum) By Grazing Sheep, Juan J. Montes May 2016

Modulation Of The Nutritional Context And Early Experience As New Tools To Increase The Use Of Medusahead (Taeniatherum Caput-Medusae Ssp. Asperum) By Grazing Sheep, Juan J. Montes

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Medusahead is an invasive weed that reduces wildlife habitat and biodiversity as well as commercial and recreational value of land. Grazing represents a sustainable method for its control but stakeholders claim that livestock will not eat medusahead because of its low feed value. This research explored a supplementation program, along with experiences early in life with mother to enhance use of medusahead by sheep. Results showed that an energy supplement did not enhance medusahead use by sheep but that early experience with mother influenced yearlings to use the weed more evenly across days. When availability of the weed was low …


Vision Based Extraction Of Nutrition Information From Skewed Nutrition Labels, Tanwir Zaman May 2016

Vision Based Extraction Of Nutrition Information From Skewed Nutrition Labels, Tanwir Zaman

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Vision-based extraction of nutritional information from nutrition labels (NLs) available on most product packages is critical to proactive nutrition management, because it improves the user’s ability to engage in continuous nutritional data collection and analysis. However, even users who are health conscious find it difficult to keep track of their nutrition intake due to lack of time, motivation, or training. In order to make nutrition management more proactive we present a Proactive NUTrition Management System (PNUTS), which aims to make nutrition management more user friendly and proactive using computer vision techniques running on smartphones which are ubiquitous and powerful computers …


Student Satisfaction At Utah State University Regional Campuses, Taylor K. Adams May 2016

Student Satisfaction At Utah State University Regional Campuses, Taylor K. Adams

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

This research examined the difference between what undergraduate students at Utah State University (USU) regional campus locations perceive as important to their education and how satisfied students are with those education-related priorities. As institutions offer more distance education coursework, enrollment of nontraditional students is increasing. However, few studies examine satisfaction, which is a proven predictor of retention, of the student population described in this study.

The results of this study showed the highest discrepancies between priorities and satisfaction of undergraduate students at USU related to academic advising, course scheduling and registration; and finances including student fees, tuition, and financial aid …


A National Strategy For The Conservation Of Native Freshwater Mollusks, Megan Bradley, Robert S. Butler, Heidi L. Dunn, Catherine Gatenby, Patricia A. Morrison, Teresa J. Newton, Matthew Patterson, Kathryn E. Perez May 2016

A National Strategy For The Conservation Of Native Freshwater Mollusks, Megan Bradley, Robert S. Butler, Heidi L. Dunn, Catherine Gatenby, Patricia A. Morrison, Teresa J. Newton, Matthew Patterson, Kathryn E. Perez

School of Integrative Biological & Chemical Sciences (Formerly Dept. of Biology)

In 1998, a strategy document outlining the most pressing issues facing the conservation of freshwater mussels was published (NNMCC 1998). Beginning in 2011, the Freshwater Mollusk Conservation Society began updating that strategy, including broadening the scope to include freshwater snails. Although both strategy documents contained 10 issues that were deemed priorities for mollusk conservation, the identity of these issues has changed. For example, some issues (e.g., controlling dreissenid mussels, technology to propagate and reintroduce mussels, techniques to translocate adult mussels) were identified in the 1998 strategy, but are less prominent in the revised strategy, due to changing priorities and progress …


Effects Of Arachidin-1 And Arachidin-3 On Human Colon Cancer Cells, Jessica L. Bettis May 2016

Effects Of Arachidin-1 And Arachidin-3 On Human Colon Cancer Cells, Jessica L. Bettis

Biological Sciences Undergraduate Honors Theses

Cancer remains a leading cause of death in the state of Arkansas and across the United States. Recent research found that peanuts consumption has been correlated with a decreased risk of cancer. Although limited research has been conducted, phenolic antioxidant compounds found in peanuts, arachidin-1 and arachidin-3, are correlated to a decrease in human leukemia and lung cancer cell growth. The objective of this study was to evaluate the anti-colon cancer effects of these compounds. Experiments were conducted to examine the effects of purified arachidin-1 and arachidin-3 on Caco-2 cell proliferation. Treatment of cells with arachidin-1 (0, 1, 5, 10µM) …


Validation Of The Use Of Doubly Labeled Water For Measuring Metabolic Rate In Timber Rattlesnakes (Crotalus Horridus), Caitlin Hirsh May 2016

Validation Of The Use Of Doubly Labeled Water For Measuring Metabolic Rate In Timber Rattlesnakes (Crotalus Horridus), Caitlin Hirsh

Biological Sciences Undergraduate Honors Theses

The doubly labeled water method is an isotopic technique for measuring field metabolic rate and water flux rates of free-living animals. We present a validation of the use doubly labeled water for measuring metabolic rate and water loss in Timber Rattlesnakes (Crotalus horridus). For this study seven animals of varying body size were used with masses ranging from 148 to 650 grams. Prior to dosing, blood samples were taken to establish background isotope levels for each animal. Snakes were injected with water enriched with isotopes of oxygen (18O) and hydrogen (2H, deuterium). The injected isotopes were then allowed to equilibrate …