Index Catalog // ScholarsArchive@OSU

Illegal to Exist : The Criminalization of Houselessness in the United States

Creator:: Waite, Mariah E.
Abstract:: In the United States, the state of housing and the lack thereof has been declared a national crisis. In response, cities have taken measures to police behaviors that are associated with what they perceive to be disorder and decay. These behaviors are also commonly associated with houselessness. Laws that criminalize...
Resource Type:: Honors College Thesis
Full Text:: United States by Mariah E. Waite A THESIS submitted to Oregon

Analysis of Duo for Flute and Piano by Aaron Copland

Creator:: Gustafson, Mariah S.
Abstract:: Aaron Copland is known by many as the founder of American Music and is still considered one of the pre-eminent composers to come from the Americas, particularly North America. He composed from 1917-1973, with many of his most recognizable works composed in the early 1940s. Duo for Flute and Piano...
Resource Type:: Honors College Thesis
Full Text:: , motives, flute, performance Corresponding e-mail address: m.sage.gustafson@gmail.com 4

Can Operating Leases Predict Bankruptcy in Asset‐Intensive Firms?

Creator:: Waites, Pryce J.
Abstract:: Since the Altman Z-score was published in 1968, the Z-score has been a common way that investors predict bankruptcy and value risk. However, corporate structure has evolved since 1968 due to changes in economic factors and financial reporting standards. In 1976, the FASB created the first bright-line rules to distinguish...
Resource Type:: Honors College Thesis
Full Text:: e-mail address: waitesp@onid.orst.edu

Rework Practices in the Dairy Industry and Their Potential Contribution to Microbial Spoilage

Creator:: Rush, Casey E.
Abstract:: Rework is a common practice in the dairy industry as a way for processors to minimize waste while recovering costs for dairy products that are unsaleable. The regulations available for reworking fluid dairy products only outline product eligibility requirements with a focus on repasteurization of the products containing rework as...
Resource Type:: Masters Thesis
Full Text:: SURVEY Casey E. Rush, Lisbeth Meunier-Goddik, and Joy G. Waite-Cusic* Department of Food

The Examination of Escherichia coli Contamination via Agricultural Water Applications and Survival During Pre-Harvest Field Curing of Dry Bulb Onions

Creator:: Racine, Jason R.
Abstract:: 2020 and 2021 brought the first reported outbreaks of salmonellosis epidemiologically linked to dry bulb onions in the United States. Outbreak investigations were not able to implicate a specific source of the contamination but speculated that contaminated water was a significant contributor. The Produce Safety Rule established minimum standards for...
Resource Type:: Masters Thesis
Full Text:: : ______________________________________________________ Joy Gail Waite-Cusic 2020 and 2021 brought the first reported outbreaks of salmonellosis

Influence of Processing Parameters on the Inactivation of Salmonella spp. During the Cooking Step of Jerky Production Using a Commercial-Scale Dehydrator

Creator:: Minarsich, Joey
Abstract:: United States Department of Agriculture-Food Safety and Inspection Service (USDA-FSIS) guidelines for beef jerky processing support producers' ability to satisfy the performance standard requirements for achieving a 5-log reduction in Salmonella and E. coli O157:H7. The first compliance guide for jerky processors was created in response to several Salmonella outbreaks...
Resource Type:: Masters Thesis
Full Text:: approved: ______________________________________________________ Dr. Joy Waite-Cusic United

Risk Assessment of Salmonella in Raw Hazelnuts and use of Propylene Oxide as a Potential Mitigation Strategy

Creator:: Wright, Daniel G.
Abstract:: Multiple outbreaks of foodborne illness (Salmonella and E. coli O157:H7) have been associated with tree nuts and tree nut products since the early 2000s. In response to these outbreaks and many others in fresh produce and peanut butter, Congress created and passed the Food Safety Modernization Act (FSMA) to require...
Resource Type:: Masters Thesis
Full Text:: Joy G. Waite-Cusic Multiple outbreaks of foodborne illness (Salmonella and E. coli O157:H7

Important Considerations for Food Process Validations : Strain Selection, Contamination Level, and Relevant Treatment Conditions

Creator:: Pearson, Eva
Abstract:: Reports of foodborne outbreaks have increased in the last decade, posing a public health risk to consumers. In an attempt to mitigate this risk, the newly established Food Safety and Modernization Act (FSMA) takes a preventive rather than reactive approach to food safety. Under FSMA, producers are required to validate...
Resource Type:: Masters Thesis
Full Text:: : ______________________________________________________ Joy G. Waite-Cusic Reports of foodborne outbreaks have increased in the last decade

Validation of Baking to Reduce Coliform Counts and Salmonella in Cookie Dough

Creator:: Wilson, Julia M.
Abstract:: This study aimed to determine the efficacy of baking to reduce bacterial populations (an unknown contaminant or Salmonella) in cookie dough. Baking conditions (time and temperature parameters) were selected based on conditions commonly used in industry. The first study (Chapter 2), “Baking as Validation for Control of Coliform Counts in...
Resource Type:: Honors College Thesis
Full Text:: :_____________________________________________________ Joy Waite-Cusic This study aimed to determine the efficacy of baking to reduce bacterial

Investigating Potential Environmental Sources for Coliforms in Cheddar Cheese Production

Creator:: Selover, Brandon J.
Abstract:: The production of Cheddar cheese is a complex process with multiple potential sources of undesirable bacteria, including those that have negative impacts on product quality (spoilage organisms) and those that are used to evaluate sanitary conditions in the production environment (indicator organisms). The dairy industry commonly uses coliform bacteria as...
Resource Type:: Masters Thesis
Full Text:: . Kuhn, E., L. Meunier-goddik, and J.G. Waite-cusic. 2018. Effect of leaving milk trucks empty and idle

Further Optimization of Controlled Depuration for Eliminating Vibrio parahaemolyticus from Raw Oysters for Safe Consumption

Creator:: Ming, Ziwen
Abstract:: Vibrio parahaemolyticus infections in the United Stated have been linked to consumption of raw shellfish, particularly oysters, with symptoms of headache, abdominal pain, nausea, diarrhea, vomiting. Depuration, as a post-harvest process, has a long history of being applied in shellfish industry to reduce sewage bacteria. In order to reduce the...
Resource Type:: Masters Thesis
Full Text:: : ______________________________________________________ Joy Gail Waite-Cusic Vibrio parahaemolyticus infections in the United Stated have been

Characterization of Spoilage Events on Flavored Milk Products by Paenibacillus odorifer

Creator:: Torres, Alejandro
Abstract:: Flavored milk is a growing category for dairy products; however, it is a perishable product that is subject to microbial spoilage which can lead to a negative consumer experience and lead to lost sales. Flavored milk processors communicated unique spoilage events related to their products, including color loss of strawberry...
Resource Type:: Masters Thesis
Full Text:: : ______________________________________________________ Joy Waite-Cusic Flavored milk is a growing category for dairy products; however, it is a

Impact of Butterfat Content and Composition on the Quality of Laminated Pastries

Creator:: Ramirez, Sebastian
Abstract:: Butter has long been the premium choice for producing pastries such as Danish and croissants. Its inclusion has consistently delivered characteristically light and airy crumbs with beautifully flaky crust. Once considered a delicacy, pastries have now become innocuous in our everyday lives. Once requiring a skillful hand to sculpt and...
Resource Type:: Masters Thesis
Full Text:: :455–465. doi:10.3168/jds.2007-0717. Kuhn, E., L. Meunier-Goddik, and J.G. Waite-Cusic. 2018. Effect

The risk of Salmonella spp. from small poultry operations in Oregon

Creator:: Diaz-Hui, Jonathan
Abstract:: Salmonella is a bacterium responsible for several illnesses, including typhoid fever, paratyphoid fever, and salmonellosis. It is commonly found in animal products, including poultry. Determination of potential reservoirs of Salmonella contamination is important to mitigate the risk of transmission and possible outbreaks. Outbreaks can negatively impact the livelihood of local...
Resource Type:: Honors College Thesis
Full Text:: : ______________________________________________________ Joy Waite-Cusic Salmonella is a bacterium responsible for several illnesses, including

Prevalence and Fate of Antibiotic-resistant E. coli in Municipal Wastewater Treatment Plants across Oregon

Creator:: Khorshidi Zadeh, Marjan
Abstract:: Wastewater treatment plants are considered one of the main sources and reservoirs of antimicrobial resistance (AMR). This study investigated the prevalence of 8 different phenotypes of AMR, multi-drug resistant (MDR), and extended-spectrum beta-lactamases (ESBL) producing E. coli in 17 wastewater treatment plants across Oregon in winter and summer of 2019...
Resource Type:: Masters Thesis
Full Text:: . Title: Prevalence and Fate of Antibiotic-resistant E. coli in Municipal Wastewater Treatment Plants

Contribution of Farm Level Milk Sourcing on Non-Starter Lactic Acid Bacteria (NSLAB) in Cheddar, and the Assessment of High Resolution Melt Analysis used for Species Identification

Creator:: Baird, Christopher S.
Abstract:: Non-starter lactic acid bacteria (NSLAB) are found at low levels in fresh raw milk and are important to the dairy industry because of their potential impact on the flavor and texture of yogurt, sour cream, and cheese. The purpose of this study was to evaluate three methods for the identification...
Resource Type:: Masters Thesis
Full Text:: . Abstract approved: ______________________________________________________ Lisbeth Goddik Joy Waite

“Red Light, Yellow Light!”: Evaluating the Anti-Listerial Potential of Bacillus Isolate Metabolites Using a High-Throughput Chromogenic Assay”

Creator:: Johnson, Taylor S.
Abstract:: Listeria monocytogenes contamination continues to pose challenges for the food industry and there is demand for effective methods of food preservation and protection that can also be considered clean label. A promising source of antilisterial compounds may be sourced from bacteria that produce novel byproducts. Ribosomally synthesized and post-translationally modified...
Resource Type:: Masters Thesis
Full Text:: Assay Abstract approved: ______________________________________________________ Joy Waite

Genomic mapping of efflux pumps in Listeria monocytogenes and their contribution to cadmium and fluoroquinolone tolerance

Creator:: Domen, Andrea
Abstract:: Listeria monocytogenes is the third most deadly foodborne pathogen in the United States. The young and elderly, as well as pregnant and immunocompromised people are the population most susceptible to serious illness and death from listeriosis infections. Unlike most foodborne pathogens, L. monocytogenes does not live a solely enteric lifestyle....
Resource Type:: Masters Thesis
Full Text:: Jovana Kovacevic, Joy Waite-Cusic Listeria monocytogenes is the third most deadly foodborne

Characterization of Bloomy Rind Cheese Recipes and the Impact of High Pressure Processing (HPP) on Cheese Quality

Creator:: Batty, Danton K. C.
Abstract:: Bloomy rind cheeses, including Camembert and Brie type cheeses, are highly susceptible to contamination by environmental pathogens during their manufacture and ripening. These cheeses undergo many physiochemical changes during ripening that provides these pathogens with a suitable environment to grow. One example of this change is an increase of pH...
Resource Type:: Masters Thesis
Full Text:: Joy Waite-Cusic Bloomy rind cheeses, including Camembert and Brie type cheeses, are highly

Prevalence and Characterization of Listeria spp. Recovered from Pacific Northwest Produce Handling and Processing Facilities

Creator:: Jorgensen, John
Abstract:: Foodborne illness in the United States continues to be a complex and recurring issue despite our increased understanding of the pathogenic microorganisms responsible. Foodborne illness outbreaks and product recalls linked to pathogenic bacteria have been more frequent in the produce industry (e.g. fruits and vegetables) in the last ten years....
Resource Type:: Masters Thesis
Full Text:: : _________________________________________________________________________________________________________ Joy Waite-Cusic

Characterization of Milk Hauling Practices and Their Impact on Raw Milk Microbiological Quality

Creator:: Kuhn, Eva
Abstract:: The dairy industry has indicated that milk hauling sporadically compromises milk quality, but often the reason is unknown. Milk hauling practices are an underexplored area of research, and are in need of attention because during hauling milk is most exposed to the external environment in comparison with any other step...
Resource Type:: Masters Thesis
Full Text:: : ________________________________________________________ Lisbeth Goddik and Joy G. Waite-Cusic The dairy industry has indicated that milk

Spatiotemporal Distributions of Bacteria in the Cheddar Production Environment

Creator:: Johnson, Jared D.
Abstract:: Given the many significant roles that bacteria play in modern food manufacturing, it is crucial that we have a fundamental understanding of how bacterial communities assemble and behave in the food manufacturing environment. The focus of this dissertation was to investigate both the spatial and temporal distributions of microbial communities...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Joy Waite-Cusic Given the many significant roles that bacteria play in modern food

Enrichment Isolation of Brettanomyces Yeasts to Probe the Relationship Between Vineyard and Winery Populations

Creator:: Pigao, Kevin E.
Abstract:: The budding yeast Brettanomyces bruxellensis has the potential to spoil fermented beverages and cause financial losses, but also contribute positively to certain products such as Lambic beer. It is most notorious for causing “Brett” spoilage of wine, which is characterized by undesirable aromas such as “bandaid” and “barnyard”, therefore most...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Kevin E. Pigao for

Interactions between Oenococcus oeni and Brettanomyces bruxellensis during winemaking and consequences for wine quality

Creator:: DuBois, Aubrey E.
Abstract:: The growth of Brettanomyces bruxellensis is a major cause of wine spoilage due tothe production of the volatile phenols 4-ethylphenol (4-EP) and 4-ethylguaiacol (4-EG), derivatives of p-coumaric acid and ferulic acid. During the winemaking process,some microorganisms can impact the concentration of the 4-EP precursors pcoumaricand coutaric acid (tartaric acid-esterified p-coumaric...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Aubrey E. DuBois for

Reduction of Salmonella spp. on In-shell Hazelnuts Using Continuous Steam Blanching and Prevalence of Salmonella spp. on In-shell Oregon Hazelnuts

Creator:: Letchworth, Christopher A.
Abstract:: Tree nuts have been implicated in a number of foodborne outbreaks and recalls in recent years linked to enteric pathogens, particularly Salmonella. Therefore, prior to distribution and marketing, it is necessary to understand the biological risks associated with the consumption of tree nuts and to find effective methods to inactivate...
Resource Type:: Masters Thesis
Full Text:: annually from 2009 to 2017 and were implicated in an outbreak of E. coli O157:H7 that sickened 10 people

Antibiotic Resistance in Septic Sludge and Receiving Environments of Ho Chi Minh City, Vietnam

Creator:: Schutzius, Genevieve Conyers
Abstract:: Approximately ninety percent of urban Vietnamese households are connected to septic tanks, from which up to three-quarters of the sludge is reported to be dumped into waterways in residential areas. Vietnam has a considerable prevalence of antibiotic misuse and resultant antibiotic-resistant bacteria (ARB) in the human microbiome. Due to the...
Resource Type:: Masters Thesis
Full Text:: city (p > 0.05, one-way ANOVA). The susceptibility of E. coli isolated from sludge and soil (n = 104

Survival of Listeria monocytogenes, Salmonella spp., and Staphylococcus aureus in raw yellowfin tuna during refrigerated and frozen storage

Creator:: Mou, Jing
Abstract:: The consumption of seafood in the United States has increased rapidly in recent years due to high quality protein and health benefits of seafood. Seafood can be a carrier for bacteria normally distributed in the marine environment and, in some cases, can be contaminated by human pathogens. Therefore, there is...
Resource Type:: Masters Thesis
Full Text:: samples were considered acceptable quality (APC < 107 CFU/g, E. coli < 3 MPN/g) with most samples (93.3

Investigating the Impact of Temperature and Air Quality on Human Health in At-Risk Populations

Creator:: Evoy, Richard E.
Abstract:: Climate change is causing people around the world to experience extreme temperature and air pollution events such as wildfires more frequently, and for longer periods of time. Extreme heat events have been widely associated with an increased risk of emergency room visits, occupational heat-related injuries and illnesses, and mortality overall...
Resource Type:: Dissertation
Full Text:: Richie E. Evoy, MPH, conceptualized and designed the research, collected and analyzed the data, and

Development of High-Throughput Screening Methods to Determine Efficacy of “Clean-Label” Antifungals for Application on Cheese

Creator:: Jensen, Kristen
Abstract:: Cheese has been produced since ancient times and continues to be an important nutrient-dense staple in many diets around the world. Cheese quality is of high importance to consumers, and it is important for cheese producers to establish process controls to prevent and control cheese spoilage. Fungal spoilage is of...
Resource Type:: Masters Thesis
Full Text:: work. Additionally, to Dr. Joy Waite-Cusic for her constant assistance and much needed emotional

The Role of Bone Marrow Adipose Tissue in Bone Loss During Spaceflight and Simulated Spaceflight in Rodents

Creator:: Keune, Jessica Ann
Abstract:: The reduction in mechanical load imparted on the body during spaceflight presents unique physiological challenges. One detrimental and seemingly unavoidable response to microgravity is rapid bone loss. This adaptation is hazardous not only to astronaut health, but to the success of long-duration exploration-class missions. Skeletal adaptation to spaceflight in astronauts...
Resource Type:: Dissertation
Full Text:: . Donald Jump, Dr. Adam Branscum and Dr. Joy Waite-Cusic – for contributing their time, advice and

Growth of Staphylococcus aureus of enterotoxin production in pre-cooked tuna meat

Creator:: Wu, Xulei
Abstract:: Staphylococcus aureus is a human pathogen capable of producing enterotoxins causing staphylococcal food poisoning, one of the most economically important foodborne diseases in the U.S. This pathogen may be introduced to pre-cooked tuna meat used for the production of canned tuna because significant manual handling occurs after cooking of the...
Resource Type:: Masters Thesis
Full Text:: . Lisbeth Goddik, Dr. Joy Waite-Cusic, and Dr. Thomas Savage, for their valuable suggestions and kind help

Effects of Whey Protein Consumption on Inflammatory Biomarker Levels in Healthy Older Adults

Creator:: Adler, Samuel
Abstract:: Whey protein’s potential for bioactivity is well documented, but there is disagreement on the extent to which it may modulate the immune system towards decreased inflammation. Decreased inflammation is generally perceived as a beneficial bioactivity in foods as excessive chronic inflammation is linked to morbidity and mortality. This thesis first...
Resource Type:: Masters Thesis
Full Text:: kinases 1/2 (ERK1/2) Fc region of immunoglobulin E (FCεRI) Forkhead box P3 (FOXP3) Glutathione

Impact of terroir on cheddar cheese flavor and the influence of farm-to-farm variability, commingling, and pasteurization.

Creator:: Turbes, Gregory S.
Abstract:: The concept of terroir is commonly used as marketing tool to highlight unique characteristics of regional food products, however there is little scientific evidence of terroir pertaining to cheese. The purpose of this research was to investigate the potential impact of milk origin, pasteurization, and commingling on the sensorial, chemical,...
Resource Type:: Masters Thesis
Full Text:: compound analysis and statistical evaluation. Dr. Joy Waite-Cusic assisted with microbial examination. Dr

Metabolic effects of consumption of quercetin, ellagic acid, cherry, and apple phytochemical extracts in high-fat fed mice

Creator:: Smith, Sarah M.
Abstract:: Metabolic improvements and changes in gene expression were measured in mice fed polyphenol-rich extracts derived from apples and sweet cherries, and the common phytochemicals, quercetin and ellagic acid. Polyphenol-rich extracts were produced by solid phase extraction and column chromatography. Extracts and purified compounds were mixed into a high-fat (HF, 60%...
Resource Type:: Masters Thesis

Sweet Whey Fermentation: An Exploration of Optimizing the Alcohol Production of Kluyveromyces marxianus and Measuring the Nitrogen Content of Sweet Whey

Creator:: Schaan, Keenan
Abstract:: It is estimated that for every 1 kg of cheese produced, approximately 9 kg of whey is created. For smaller producers something needs to be done to keep it out of water ways and potentially to valorize it. However, access to efficient secondary whey processing to isolate protein and lactose...
Resource Type:: Masters Thesis
Full Text:: would also like to thank my committee members for their support and inspiration. Dr. Joy Waite-Cusic

Effects of Whey Protein Isolate on the Human Gut Microbiota and Intestinal Function in Older Adults

Creator:: Rackerby, Bryna
Abstract:: Whey protein is a functional food comprised of numerous bioactive peptides and proteins, including glycomacropeptide (GMP), a hydrophilic casein peptide that separates with the whey fraction during cheesemaking. GMP has a unique amino acid composition, making it a viable nutritional therapy in disorders where certain amino acids are implicated, while...
Resource Type:: Masters Thesis
Full Text:: Bobe, Dr. Joy Waite- Cusic, and Dr. Lisbeth Goddik, without whom neither I nor my project would have

Application of Antimicrobial Substance in Depuration for Decreasing Vibrio Parahaemolyticus Contamination in the Pacific Oysters (Crassostrea gigas)

Creator:: Shen, Xiaoye
Abstract:: Vibrio parahaemolyticus is the leading cause of foodborne illnesses associated with seafood consumption. Consuming raw or undercooked seafood contaminated with V. parahaemolyticus can result in development of acute gastroenteritis with symptoms of nausea, vomiting, abdominal cramping and watery diarrhea within 24 hours of infection. Illness is usually self-limited and lasts...
Resource Type:: Masters Thesis
Full Text:: . Waite- Cusic, and Dr, Hermes, for spending time review my thesis and providing critical suggestions

Species- and Temporal-Specific Coral Microbiome Fluctuations in Response to a Natural Bleaching Event

Creator:: Ewton, Erica M.
Abstract:: Corals provide a diversity of ecosystem services, are among the most biologically diverse ecosystems on Earth, and directly support ~500 million people globally; however, corals are increasingly experiencing significant threats and are undergoing severe bleaching events as the result of the warming climate. Using a two-year data set surrounding a...
Resource Type:: Masters Thesis

The Inhibitory Activity of Essential Oil Constituents Against Clostridium perfringens Type A Isolates

Creator:: Alanazi, Saud
Abstract:: C. perfringens type A isolates are the causative agents of C. perfringens type A food poisoning (FP) and non-food-borne (NFB) human gastrointestinal diseases. In this study, we evaluated the antimicrobial effect of essential oil constituents (cinnamaldehyde, eugenol, allyl isothiocyanate (AITC), and carvacrol) against C. perfringens FP and NFB isolates grown...
Resource Type:: Masters Thesis
Full Text:: domestic animals. Among five types (A-E), type A strains of C. perfringens are considered as the main

Immunomodulatory Actions of Bovine Whey Protein Isolates, Glycomacropeptide, and Their Digests: Insights from Macrophage and Human Studies

Creator:: Olsen, Wyatt
Abstract:: Whey protein isolate (WPI) and glycomacropeptide (GMP) have shown potential immunomodulatory properties. In this study, we investigated their effects on pro-inflammatory cytokine secretion using both in vitro and in vivo models. In LPS-stimulated THP-1-derived macrophages, digested WPI and GMP reduced cytokine expression, while whole GMP increased secretion. The in human...
Resource Type:: Masters Thesis
Full Text:: for providing the intestinal digest samples and writing support, and Sam Adler and Joy Waite-Cusic

Self-perceived health and chronic conditions among users of supplements with and without botanical ingredients: findings from the 2009-2014 National Health and Nutrition Examination Surveys

Creator:: Alonso Street, Ellen M.
Abstract:: Objective: To describe associations between self-reported general health status, chronic conditions, and use of supplements containing botanicals (SCB) and describe reasons for use among U.S. adult supplement users. Design: Cross-sectional analysis using data from the 2009-2014 National Health and Nutrition Examination Survey (NHANES). Information on self-reported dietary supplement use and...
Resource Type:: Masters Thesis
Full Text:: would like Dr. Joy Waite-Cusic for agreeing to be my Graduate Representative throughout the evolution

Analysis of Intact Glycomacropeptide Derived from Bovine Kappa-casein in Whey Protein Isolate and Intestinal Digesta

Creator:: Qu, Yunyao
Abstract:: Kappa-casein glycomacropeptide (CMP), a 64-amino-acid peptide, is released from kappa-casein after rennet treatment and is one of the major peptides in whey protein isolate (WPI). CMP has anti-inflammatory and antibacterial activities. CMP has two major amino acid sequences with different modifications including glycosylation, phosphorylation and oxidation. However, no previous work...
Resource Type:: Masters Thesis
Full Text:: pandemic. I’m deeply indebted to my thesis committee of Dr. Lisbeth Goddik, Dr. Joy Waite-Cusic and Dr

Effects of 12 months of voluntary alcohol self-administration on intracortical bone remodeling in a rhesus macaque model

Creator:: Gaddini, Gino W.
Abstract:: Background: Alcohol is a nonessential nutrient widely consumed throughout the world. Chronic alcohol abuse is associated with numerous adverse skeletal effects. However, prior to this study, the effects of alcohol abuse on intracortical bone remodeling in an animal model had not been investigated. Reduced intracortical bone remodeling could impair repair...
Resource Type:: Masters Thesis
Full Text:: members of my committee. Dr. Gianni Maddalozzo, Dr. Bo Zhang, and Dr. Joy Waite-Cusic. I am honored to

Impact of Industry Hauling Practices on Raw Milk Quality in a Commercial Setting

Creator:: Darchuk, Emily
Abstract:: Hauling is a critical part of the commercial milk supply chain, yet very few studies have aimed to understand its impact on raw milk quality. Consolidation of the American milk industry has led to the use of tanker trucks for up to 24 h between cleanings, which is the maximum...
Resource Type:: Masters Thesis
Full Text:: . Lisbeth Goddik, Dr. Joy Waite-Cusic and Gina Shellhammer for their support, guidance and most

Antibiotic Resistance in Treated Wastewater Effluent and Biosolids and Fate after Agricultural Reuse

Creator:: Mays, Catherine M.
Abstract:: Conventional wastewater treatment facilities using activated sludge, secondary clarifiers, and chlorine disinfection comprise a large portion of urban wastewater treatment practices in the United States. While highly adept at removing chemical, physical, and numerous biological contaminants, these treatment methods are ineffective at removing contaminants of emerging concern, such as antibiotics...
Resource Type:: Masters Thesis
Full Text:: measured in soil weekly until harvest 77 days after planting. E. coli and enterococci were detectable in

An evaluation of blackberry harvest sanitation and the ability of foodborne pathogens to survive in blackberry products

Creator:: Sales, Melissa M.
Abstract:: Blackberries, genus Rubus, are an important Oregon agricultural commodity. In their fresh and processed forms, they offer many health benefits and may be able to help Americans better achieve fruit consumption recommendations because of convenience and pleasant sensory qualities. However, the susceptibility of blackberry products to contamination with bacterial pathogens...
Resource Type:: Masters Thesis
Full Text:: evaluated for E. coli O157:H7 and Salmonella spp. by rapid detection methods via the NEOGEN® Reveal® 2.0

Genetic Diversity and Antimicrobial Resistance of Listeria monocytogenes within Produce Handling and Processing Environments

Creator:: Bland, Rebecca N.
Abstract:: Listeria monocytogenes is a foodborne pathogen frequently associated with food processing environments. Its presence is particularly concerning in facilities handling minimally processed and ready-to-eat foods. Recent outbreaks associated with fresh produce, such as packaged salads and mushrooms, highlight the need to better understand and control these pathogens in environments that...
Resource Type:: Masters Thesis
Full Text:: Kovacevic and Joy Waite-Cusic. Thank you for placing value on what we learn first, only to be followed by

Rheological Techniques in Characterization and Aiding in the Modification of Soft Matter

Creator:: Daalkhaijav, Uranbileg
Abstract:: Soft matter encapsulates a large array of materials ranging from electronics, plastics, and cosmetics to the biofluids making up all organisms. One of the most important properties of these materials that dictate their functionality is their rheology, which is the flow and deformation behavior in response to stress. The focus...
Resource Type:: Dissertation
Full Text:: members of my thesis committee, Professor Joseph McGuire, Professor Joy Waite-Cusic, Professor Dipankar

Inactivation of Clostridium perfringens in Meat Products

Creator:: Alnoman, Maryam M.
Abstract:: Clostridium perfringens type A strains are one of the main causative agents of gastrointestinal (GI) diseases in human and can cause both food poisoning (FP) and non-food-borne (NFB) diseases. Several factors contribute to the pathogenesis of C. perfringens type A strains including the wide presence of C. perfringens spores with...
Resource Type:: Dissertation
Full Text:: Waite- Cusic and Dr. Jean Hall, for their guidance, support and encouragement. My sincere thanks

Low-temperature depuration and low-temperature high hydrostatic pressure processing as post-harvest interventions for diminishing Vibrio parahaemolyticus contamination in oysters

Creator:: Phuvasate, Sureerat
Abstract:: Vibrio parahaemolyticus is a leading cause of acute gastroenteritis associated with consumption of seafood, particularly raw oysters. The United States Centers for Disease Control and Prevention (CDC) estimated that 45,000 cases of V. parahaemolyticus infection occur each year in the U.S. A recent CDC report revealed that the incidence of...
Resource Type:: Dissertation
Full Text:: committee members: Dr. Mahfuzur Sarker, Dr. Claudia Häse, Dr. Joy Waite-Cusic, Dr. Mary Cluskey and Dr

Cleaning and Sanitizing Surfaces on Produce Farms: Optimizing What, How, and When

Creator:: Ohman, Erik
Abstract:: Production of fresh produce takes place outdoors, and therefore, is exposed to many routes of contamination (e.g., soil, contaminated water, manure, etc.) by human pathogens. Although precautions are taken to reduce this risk, pathogens can be regularly introduced to produce handling facilities. To manage the risk of cross-contamination from potentially...
Resource Type:: Masters Thesis
Full Text:: through this degree was integral to my success. Secondly, thank you to Dr. Joy Waite-Cusic for the

Development of a High Throughput Method for Screening of Clean-Label Mold Inhibitors in Cheddar Cheese

Creator:: Kornberg, Kaitlyn R.
Abstract:: Mold growth on cheddar-style cheese, though not a food safety issue, causes significant loss to the industry due to consumer rejection. For this reason, it is common for at-risk products, such as cheese shreds, to be coated with the mold inhibitor natamycin. While highly effective at extending shelf-life, preferences for...
Resource Type:: Masters Thesis
Full Text:: is fortunate to have you at the forefront of its leadership. Thank you, Dr. Joy Waite-Cusic for

Prevalence of Volatile Phenols in Kombucha and Evaluation of Factors that Influence their Formation

Creator:: Navarro, Roxana
Abstract:: Kombucha is a traditional fermented beverage that has become increasingly popular in the United States due to its perceived health benefits and unique flavor profiles. The drivers of kombucha flavor have not been fully characterized, at least in part because it is produced using a complex microbial community, leading to...
Resource Type:: Masters Thesis
Full Text:: and interpretation of this data. Dr Joy Waite-Cusic for all her support both academically and

Production of biohydrodeoxygenated diesel in a novel microscale reactor : Experiments and modeling

Creator:: Atadana, Frederick Williams
Abstract:: Microscale reactors operate in sub millimeter space dimensions. Their small length scale enables process intensification of mass, heat and momentum transport that influence reaction rates. Hence it's possible to observe the true intrinsic reaction kinetics occurring for a set of reactions. In this work a novel microscale reactor for producing...
Resource Type:: Dissertation
Full Text:: ............................................................................ 243 APENDIX E: Carbon Balance

Migration of E. coli and solutes to tile drains via preferential and matrix flow

Creator:: Moreno, Daniel
Abstract:: The extent of agricultural drainage has created concern for its potential undesirable effects on surface water quality. Land applications of liquid manure on tile drain fields have the potential to transport solutes and bacteria to the drains following precipitation or irrigation events and many times are directly sent to a...
Resource Type:: Masters Thesis
Full Text:: Master of Science in Soil Science presented on March 21, 2002. Tittle: Migration of E. co/i and Solutes

Novel Experimental Designs and Mathematical Models to Study Fecal Indicator Bacteria Persistence in Surface Water

Creator:: Brooks, Lauren
Abstract:: High counts of fecal indicators, used to signal the potential presence of pathogens associated with untreated waste, result in the classification of water bodies throughout the United States as impaired. Nonpoint sources of unknown origin that contribute to fecal contamination make management of impaired waters challenging, as they are difficult...
Resource Type:: Dissertation
Full Text:: differences between the decay curves of E. coli and all but one genetic marker. The differences across

A Promising Approach for Preventing of Diet-Induced Obesity and Fatty Liver Using Tetrahydroxanthohumol, A Synthetic Derivative of Xanthohumol

Creator:: Zhang, Yang
Abstract:: Obesity and metabolic syndrome (MetS) affect over 1.9 billion adults and 12.7 million youth in the US. If all of today’s obese American youth become obese adults, the total societal costs over their lifetime may exceed $1.1 trillion. We show that feeding rodents a high-fat diet supplemented with xanthohumol (XN)...
Resource Type:: Dissertation
Full Text:: . To the rest of my committee, Drs. Thomas Sharpton, Fred Stevens, Charlotte Wickham, and Joy Waite

U(VI) transport in subsurface materials: is two-site, one-species modeling sufficient?

Creator:: Harrington, Stephanie J.
Abstract:: Uranium adsorption to Hanford sediment was studied for various pH, total inorganic carbon concentrations, and total U(VI) concentrations. Both batch and transport studies were done in an attempt to understand the adsorptive trend of U(VI) on Hanford sediment, and the changes in adsorption as both pH and total inorganic carbon...
Resource Type:: Masters Thesis
Full Text:: conditions, a two-site, two-species surface complexation model described by Waite et al. (1994) was used in

Heat Flow from a Vapor-Dominated Sublacustrine Vent Field Beneath Yellowstone Lake

Creator:: Favorito, Julia E.
Abstract:: Portions of Yellowstone Lake sit on top of a vigorous but not well understood hydrothermal system situated in a region of intense geologic and environmental forcings. A heat flow study conducted over the Stevenson Island Vent Field (SIVF), a vent field at the bottom of Yellowstone Lake underlain by an...
Resource Type:: Masters Thesis
Full Text:: OF THE THESIS OF Julia E. Favorito for the degree of Master of Science in Ocean, Earth, and

Interpreting a weird and scenic landscape to park visitors : tectonic and volcanic processes of Craters of the Moon National Monument and Preserve, Idaho

Creator:: Truitt, Kimberly E.
Abstract:: This thesis develops a geology training manual for the Interpretation staff of Craters of the Moon National Monument and Preserve (CRMO) in southern Idaho. The manual will help the staff convey geologic principles to park visitors who are experiencing a landscape formed by volcanic processes. Basic geology and the most...
Resource Type:: Masters Thesis
Full Text:: THESIS OF Kimberly E. Truitt for the degree of Master of Science in Geology presented on June 1

Greater Sage-Grouse (Centrocercus urophasianus) Demographic Rates and Predator Communities in a Degraded Landscape in Modoc County, California

Creator:: Sink, Chelsea E.
Abstract:: The greater sage-grouse (Centrocercus urophasianus: hereafter; sage-grouse) population in Modoc County California is geographically isolated and has been subsidized by translocation to prevent inbreeding depression since 2005. Despite significant efforts to increase the population through translocations and habitat improvement by cutting encroaching western juniper (Juniperus occidentalis), only a single lek...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Chelsea E. Sink

Advancing the Understanding and Representation of Ecohydrological Processes using Tracer-enabled Modeling Approaches

Creator:: Finkenbiner, Catherine E.
Abstract:: Climate change impacts everyone’s food and water security. Increasing global temperatures accelerate the hydrologic cycle and consequently impact the water resources for billions of people worldwide. Countless models have been developed to represent various components of the hydrologic cycle at various spatial and temporal scales. These are often validated against...
Resource Type:: Dissertation
Full Text:: made over the years, especially Joseph Arneson, Kyla Semmendinger, Austin Raney, Emily Crampe, Mariah

Combining Disparate Data Sources with Ecosystem and Integrated Models: Case Studies for Improving Management of Protected Species

Creator:: Chasco, Brandon E.
Abstract:: Globally, the number of threatened species is increasing and conserving them is a high priority to the scientific community. Assessing the status of these protected species is challenging due to missing, contested, and or contradictory data streams. Integrated models (IMs) provide a statistical framework for combining disparate data sources to...
Resource Type:: Dissertation
Full Text:: (s,t), c; pi(s,t), d; ps(s,t), e; and pw(s,t), f) used to estimate redd abundance for the sample

Autonomous helicopter systems: design and implementation solutions

Creator:: Nguyen, John
Abstract:: Creating intelligent robotics is at the cutting edge of technology. Unmanned aerial vehicles (UAV) are of particular interest for surveillance applications. UAVs have the potential to provide quick and cheap aerial data that would be difficult to obtain by conventional means. UAVs also have the ability to navigate without being...
Resource Type:: Honors College Thesis
Full Text:: Abstract Approved: ___________________________________________________ Mario E. Magaña Creating

Structural Variations of Headwater Stream Food Webs Along Geophysical Gradients at the HJ Andrews Experimental Forest

Creator:: Zatkos, Lauren E.
Abstract:: The structure of food webs and how they relate to community stability has been an important debate in ecology. Specifically, predictability of web shape and how it influenced by surrounding landscapes is one of the main goals of such discussions. Headwater streams provide a study template that is of interest...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Lauren E. Zatkos for

A Computational Framework for Resilience-Informed Design

Creator:: Hulse, Daniel E.
Abstract:: It is desirable for complex engineered systems to perform missions efficiently and economically, even when these missions' complex, variable, long-term operational profiles make it likely for hazards to arise. It is thus important to design these systems to be resilient so that they will actively prevent and recover from hazards...
Resource Type:: Dissertation

Addressing Persistent Challenges in Nanotoxicology Exposures : Techniques for in situ Characterization

Creator:: Crandon, Lauren E.
Abstract:: Nanoparticles (NPs), defined by their size (1-100 nm), are increasingly incorporated into commercial and industrial products due to their high surface area and unique properties. They can be designed for specific applications by manipulating composition, size, shape, and surface functionalization. As NP production and complexity increases, there is a need...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Lauren E. Crandon for the

Effects of Aquatic Resource Subsidies on the Ecology of Terrestrial Top Predators

Creator:: Eriksson, Charlotte E.
Abstract:: Energetic resources transferred between distinct habitats or ecosystems, referred to as allochthonous resources, can greatly subsidize consumers in the recipient habitat, and thus influence food web structure and dynamics. Such subsidies may allow the growth of the consumer population to be decoupled from in situ productivity with effects on consumer...
Resource Type:: Dissertation
Full Text:: E Eriksson for the degree of Doctor of Philosophy in Wildlife Science presented on June 3, 2022

Anaerobic Co-Digestion of Municipal Sludge and Fats, Oils, and Greases: Effects on Digester Performance and Microbial Community Dynamics

Creator:: Berninghaus, Ashley E.
Abstract:: The natural production of methane via anaerobic digestion (AD) is facilitated by a complex community of microorganisms, primarily bacteria and archaea, referred to as the AD microbiome. AD is growing in prominence as a solution to the disposal of food waste, sewage sludge, and the organic fraction of municipal solid...
Resource Type:: Dissertation

Emergent Properties of Animal Social Networks: Five Stories in Five Systems

Creator:: Devan-Song, E. Anne
Abstract:: Animals aggregate and interact in nonuniform and nonrandom patterns, which lead to group level characteristics that have important evolutionary and ecological consequences. Network analysis provides a useful conceptual framework for linking animal interactions at all scales from dyads to communities, to populations and ecosystems. Despite exciting theoretical and applied advances...
Resource Type:: Dissertation
Full Text:: DISSERTATION OF E. Anne Devan-Song for the degree of Doctor of Philosophy in Integrative Biology

How women negotiate family responsibilities and personal health

Creator:: Ourada, Verna E. Zehner
Abstract:: Women’s health affects women and society as a whole. In addition to paid employment, women provide unpaid labor as they care for their families, their homes, and ailing relatives. Only by staying healthy can women provide care to their families. Using a feminist perspective, this study examined how women manage...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT THESIS OF Verna E. Zehner Ourada for the degree of Master of Science in Human

Multiphase Flow and Transport in Porous Media with Phase Transition at Multiple Scales: Modeling, Numerical Analysis, and Simulation

Creator:: Shin, Choah
Abstract:: In this dissertation we consider two application specific flow and transport models in porous media at multiple scales: 1) methane gas transport models for hydrate formation and dissociation in the subsurface under two-phase conditions, and 2) coupled flow and biomass-nutrient model for biofilm growth in complex geometries with biofilm, and...
Resource Type:: Dissertation
Full Text:: . . . . . . . . . . . . . . . . . . 26 3.1 Illustration of graph E∗ with data from Ulleung Basin case UBGH2-7 [110], where χ∗(x

Assessing Mercury Levels, Health Metrics, and Immune Function in Non-stranded Male California and Steller Sea Lions in Oregon

Creator:: Rae, Samantha N.
Abstract:: California and Steller sea lions (Zalophus californianus, Eumetopias jubatus, respectively) are considered sentinel species because they have long life spans, are long-term coastal residents, feed at high trophic levels, and have large blubber stores that serve as depots for anthropogenic toxicants. There are few studies on sea lion health and...
Resource Type:: Masters Thesis

The Relationship between Student Health Behaviors, Demographic Variables and Suicide: A Secondary Analysis of Health Behaviors in School-Age Children (HBSC 2009-2010)

Creator:: Hoffman, Lora K.
Abstract:: Counselors, therapists and other mental health professionals are dedicated to finding more useful ways to prevent, assess and treat adolescents experiencing suicidal ideation. Recent research has shown that the use of Interpersonal-Psychological Theory of Suicide (IPTS) components in suicidal assessment and treatment have been effective for treating adults. However, a...
Resource Type:: Dissertation
Full Text:: /doi/10.1037/a0021836 Deci, E. L., & Ryan, R. M. (1985). The general causality orientations scale

Evaluation of new formaldehyde-free, soy flour-based wood adhesives for making particleboard

Creator:: Gu, Kai
Abstract:: Formaldehyde-based adhesives such as urea-formaldehyde (UF), phenol-formaldehyde (PF) are widely applied in wood-based composite industry. However, these adhesives are all petrochemical-based and could not sustain in a long term due to a limited reserve of oil and natural gas. Moreover, these adhesives emit carcinogenic formaldehyde in the production or use...
Resource Type:: Masters Thesis
Full Text:: . I also want to thank Dr. John A, Nairn, Dr. Willie E. Skip Rochefort and Dr Hsiou- Lien Chen for

Morphological and neurological outcome in the short time study after spinal cord injury in mice

Creator:: Kazemi, Soheila
Abstract:: Spinal cord injury (SCI) is a devastating disease which poses health problems in human and veterinary medicine. SCI causes neurological disability, with loss of motor, sensory and autonomic function. This study investigated the efficacy of local treatment with IKVAV-peptide on spinal cord regeneration following compression injury at T12 vertebra in...
Resource Type:: Masters Thesis
Full Text:: (E) groups……………………...52 3.1. Photomicrograph of untreated normal mouse (A) showing a portion of

Perceptions of Washington State Community College Administrators about the Northwest Commission for Colleges and Universities' New Regional Accreditation Standards

Creator:: Holland-Rich, Teresa A.
Abstract:: Higher education is being asked to address issues of quality, accountability, and transparency. Accreditation is one tool higher education institutions use to address these concerns. The purpose of this quantitative study was to analyze the impact of the new accreditation standards adopted by the Northwest Commission for Colleges and Universities...
Resource Type:: Dissertation
Full Text:: , and Dr. Mary E. Arnold and fellow scholar Dr. Jane Wright; your guidance, encouragement, and

Impacts of Environmental Change on a Newly-characterized Symbiosis between a Novel Bacterial Parasite, Genus Aquarickettsia, and the Coral Acropora cervicornis

Creator:: Klinges, J. Grace
Abstract:: Coral reef ecosystems continue to be significantly altered by disease epizootics, but why some host populations remain resistant while others succumb to outbreaks remains unknown. Research across diverse animal and plant host systems has revealed that disease severity is strongly influenced by host genetics and by environmental influences on both...
Resource Type:: Dissertation

Landscape Genomics and Climatic Responses of Willamette Valley Alders

Creator:: Kral, George L.
Abstract:: The climate of the Pacific Northwest is in flux, and existing forest ecosystems are stressed and poised to shift in fundamental ways, with or without human intervention. This dissertation probes the nature of forest responses to environmental change through investigations of morphology and genetics of three species of alder co-occurring...
Resource Type:: Dissertation

All in a DNA's work : conservation genetics and monitoring of the New Zealand endemic Maui's and Hector's dolphins

Creator:: Hamner, Rebecca Marie
Abstract:: The critically endangered Maui's dolphin (Cephalorhynchus hectori maui) and the endangered Hector's dolphin (C. h. hectori) are endemic to the coastal waters of New Zealand, where their primary threat is fisheries-related mortality. The Maui's dolphin is among the most critically endangered cetaceans in the world, with its remnant population primarily...
Resource Type:: Dissertation

Critical factors affecting the meaningful assessment of student learning outcomes : A Delphi study of the opinions of community college personnel

Creator:: Somerville, Jerry A.
Abstract:: The two-fold purpose of this study was to identify critically important factors that affect the meaningful assessment of student learning outcomes and study why they were critically important. A three-round Delphi process was used in both a pilot project and in a full study to solicit the opinions of individuals...
Resource Type:: Dissertation
Full Text:: /experience of campus leaders, (b) trust, (c) opportunities for dialogue/ collaboration, (d) leadership, (e

A Phenomenological Exploration of the Experiences of Counselor Education Doctoral Student Mothers with Young Children

Creator:: Lundquist, Brooke N.
Abstract:: The number of women in doctoral programs is increasing each year and women now comprise the majority of doctoral students in America (U.S. Department of Education, 2015). Previous research has shown the high levels of complexities and stresses that female doctoral students face during their studies (Mallinckrodt & Leong,1992) and...
Resource Type:: Dissertation
Full Text:: ”; (e) indistinguishable roles (those of mother and student) combine together to create identity; and

Addressing sodium reduction and pathogen internalization in non-intact whole muscle beef : evaluation of dehydrated collagen and hydrostatic pressure as impact technologies

Creator:: Lowder, Austin Cole
Abstract:: These studies focused on maximizing the nutrition and safety of raw whole muscle beef while minimizing quality and shelf-life alteration. The first study used response surface methodology to predict fluid loss from injected beef strip loins and steaks as influenced by levels of salt and sodium phosphates (SP) in the...
Resource Type:: Dissertation
Full Text:: high pressure-low temperature (HPLT) processing to achieve E. coli O157:H7 inactivation in non-intact

Investigation of film forming properties of beta-chitosan from jumbo squid pens (Dosidicus gigas) and improvement of water solubility of beta-chitosan, Investigation of film forming properties of β-chitosan from jumbo squid pens (Dosidicus gigas) and improvement of water solubility of β-chitosan

Creator:: Chen, Jeremy L.
Abstract:: The objectives of this project were to investigate the critical factors impacting the physicochemical and antibacterial properties of β-chitosan based films derived from jumbo squid (Dosidicus gigas) pens, and to evaluate the feasibility of improving water solubility of β-chitosan through Maillard reaction. The studies examined the effect of molecular weight...
Resource Type:: Masters Thesis
Full Text:: and α-chitosan films delayed (P < 0.05) the proliferation of E. coli, where lactate films showed the

Investigation of Hot-Air (HA) Drying Conditions and Shell Cracking Mechanism and Development of Radio-Frequency (RF) Dielectric Heating for Ensuring Quality and Reducing Shell Cracking of Oregon Hazelnuts (Corylus avellana L.)

Creator:: Wang, Wenjie
Abstract:: Oregon produces 99% US hazelnuts (Corylus avellana L.), occupying 3% world production. To ensure the quality and food safety of hazelnuts (inshells or kernels), industry and federal standards require freshly harvested nuts to be cleaned and dried to reach a final moisture content (MC) of inshells < 10%, MC of...
Resource Type:: Dissertation
Full Text:: compounds (vitamin E and phenols) of hazelnut kernels, such drying conditions can induce severe

Aspects of the foraging ecology of humpback whales (Megaptera novaeangliae) in Frederick Sound and Stephens Passage, Southeast Alaska

Creator:: Szabo, Andrew R.
Abstract:: The North Pacific humpback whale (Megaptera novaeangliae) population has been increasing at an average annual rate of ~6% since the early 1990s. In northern Southeast Alaska alone, there are now more whales than estimated for the entire North Pacific several decades ago. An understanding of how this growing population is...
Resource Type:: Dissertation
Full Text:: and continued until late June, whereas E. pacifica began spawning in early June and continued until

Formaldehyde-free wood adhesives from soybean protein and lignin : development and characterization

Creator:: Liu, Yuan
Abstract:: Presently, the production of wood composites relies on the formaldehyde-based wood adhesives such as phenol-formaldehyde (PF) and urea-formaldehyde (UF). However, their dependence on exhaustible fossil fuels and the emission of carcinogenic formaldehyde prompt to develop an environmentally friendly adhesive from renewable natural resources. This work focuses on development and characterization...
Resource Type:: Dissertation
Full Text:: short shelf life of about 60 days [7, 8]. OH< e O9 OH Figure 1.2 Preparation of PF resins from

Inactivation of bacterial pathogens in drinking water

Creator:: Hartlerode, Evelyn R.
Abstract:: Wine is known to have been enjoyed since ancient times. Although early civilizations where unaware of scientific mechanisms of the properties of wine, empirical methods allowed them knowledge of its intoxicating effects as well as its healthful properties. These properties lead the ancients to use wine for many purposes including...
Resource Type:: Masters Thesis
Full Text:: II. Log Reductions of Chapter E. coli O157:H7 ATTC 43894 in Wine with added SO2

Weight watching: Morphometric indices of ontogenetic and reproductive stages in Weddell seals

Creator:: Monnin, Mee-ya A.
Abstract:: We investigated ontogenetic changes in body morphology of Weddell seals (Leptonychotes weddellii) using three three-dimensional (3D) photogrammetry, to estimate surface areas and body volumes for 42 Weddell seals. We sampled ten weaned pups, twelve juveniles (age one or two years), 11 non-breeding adult females, and 9 adult females who had...
Resource Type:: Honors College Thesis
Full Text:: , thermoregulation, Leptonychotes weddellii, body condition, body density Corresponding e-mail address: m.a.monnin

Giving credit where credit is due : the relationship between partner acknowledgement of the division of labor and couple intimacy

Creator:: Ottusch, Timothy M.
Abstract:: Using data from the National Institute of Child Health and Human Development’s Study of Early Child Care and Youth Development (SECCYD), this study assessed the implications of the division of labor on relationship intimacy for married and cohabitating dual-earner couples (N= 392 couples). The study focused on what mothers and...
Resource Type:: Masters Thesis

Lamprey of the Goose Lake Basin: A Multi-Scale Habitat & Distribution Analysis

Creator:: Dickey, Jacob C.
Abstract:: Two ecologically important lamprey species found in the endorheic Goose Lake Basin face conservation threats; however, relatively little is known about their habitat needs or spatial distribution. Lamprey and their habitat are often found to be patchy; to evaluate these relationships for the lamprey in this basin, I utilized a...
Resource Type:: Masters Thesis
Full Text:: gratitude to my friends, family, D.A.S.H lab-mates, and fellow crew members (including A. Dew, E. Hultin

Constructing heroic identities : masculinity and the western film

Creator:: Foster, Brad D.
Abstract:: This thesis employs the study of gender to demonstrate how recent Hollywood western films have constructed a hero that is reflective of contemporary beliefs regarding masculinity. Beginning with a New Historicist approach at studying gender, this work first considers the construction of masculinity in post World War II America and...
Resource Type:: Masters Thesis

Social Evolution and Regulatory Architecture of Pseudomonas aeruginosa Quorum Sensing

Creator:: Asfahl, Kyle L.
Abstract:: Cell-cell communication in bacteria is understood to facilitate the coordination of population-wide cooperative behavior in the form of concerted gene expression. The opportunistic pathogen Pseudomonas aeruginosa uses such a communication mechanism to regulate a large group of genes important to virulence strategies in this bacterium. This general mechanism of communication...
Resource Type:: Dissertation

Removing Chemical Oxygen Demand (COD) Assay Interference from Landfill Leachate Samples Treated with Fenton's Reagents

Creator:: Palmer, Matthew
Abstract:: Incompatibility between Fenton’s Reagents and a potassium dichromate COD test provides interference that prevent accurate measurements of the concentration of organics from oxidized samples. Several treatment options were tested to remove this interference. Oxidation of reagents was eliminated as a potential method for removal of interference due to sample contamination....
Resource Type:: Honors College Thesis

Citizen Science Research : A Focus on Historical Whaling Data and a Current Marine Mammal Citizen Science Project, Whale mAPP

Creator:: Hann, Courtney
Abstract:: Citizen science work has built the foundation of much of our knowledge on regional-scale large cetacean spatial patterns through historical whaling data. Historical whaling data on sperm whales was used as an example to show the type of ecological questions large-scale, long-term citizen science datasets can address. Results from the...
Resource Type:: Masters Thesis
Full Text:: literacy. Public Understanding of Science 0:1 – 20. Dahlheim, M. E., P.A. White and J.M. Waite. 2009

Ultra sonic SCUBA diver tracking device hardware

Creator:: Lindsley, Christopher J.
Abstract:: Currently, there is no accurate, low-cost method to track divers. Watching bubbles can give you an approximate xy-location, and expensive underwater radios utilizing ultrasonic waves can work if the diver knows where they are. Traditional radio waves do not work well in water due to the conductive nature of water....
Resource Type:: Honors College Thesis
Full Text:: ) f40k_ping 32 24 18 8 1 2 3 4 39 40 gn d ca l_r cv rs 19 ca l_d on e sta rt_ rcv rs sig na

Efficacy of Sanitizers at Controlling Listeria spp. and Listeria monocytogenes When Challenged with Variables Commonly Encountered in Food Processing Environments

Creator:: Boucher, Cara
Abstract:: Listeria monocytogenes (Lm) is a pathogenic bacterium associated with the foodborne disease listeriosis in humans. Listeriosis affects thousands of people in the U.S. yearly, with neonates, elderly, pregnant women, and immunocompromised persons disproportionately affected. Lm has a high mortality rate in these populations (20 - 30%) with symptoms including septicemia,...
Resource Type:: Masters Thesis
Full Text:: tutelage. I would also like to thank Dr. Joy Waite-Cusic for the help and guidance she provided me while

The effect of coagulation conditions on floc size distribution and morphology : implications for downstream treatment processes

Creator:: Maguire, Ian R.
Abstract:: Coagulation and flocculation are commonly used in drinking water treatment as a means of destabilizing and aggregating particles and promoting adsorption of dissolved organic carbon (DOC). In practice, jar tests are used to determine optimal conditions for the removal of turbidity and DOC. However, beyond the inferences that can be...
Resource Type:: Masters Thesis
Full Text:: repulsive barrier present (Waite 1999). As a result of their destabilized nature, the particles aggregate

Improved interfacial adhesion in wood-plastic composites : Development of new compatibilizers

Creator:: Zhang, Cheng
Abstract:: In wood-plastic composites (WPCs) a compatibilizer is often used to improve the interfacial adhesion between the hydrophilic wood filler and the hydrophobic plastic matrix. At present, while the basic concepts of compatibilization are understood, the optimized chemical structures of an effective compatibilizer, including the ideal structures of the wood-binding domain...
Resource Type:: Dissertation
Full Text:: Chemistry 33(5): 829-842. Djiporovic, M., Dingova, E., et al. (2003). "The influence of different coupling

Biological soil crusts in forested ecosystems of southern Oregon : presence, abundance and distribution across climate gradients

Creator:: Olarra, Jennifer A.
Abstract:: In arid and semi-arid deserts, soils are commonly covered with biological soil crusts. The study of arid biocrusts and their ecological function has become increasingly common in the literature over the last several decades. Interestingly, no mention is made of biological soil crusts in forested ecosystems, raising the question as...
Resource Type:: Masters Thesis
Full Text:: moisture retention (Hawkes and Flechtner, 2002; Raabe, 2010; Waite and Sack, 2011) and nutrient cycling

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