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ScholarsArchive at Oregon State University
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In order to decrease Lyme disease prevalence it is crucial to understand the role of the black-legged tick, Ixodes scapularis, and its hosts within the ecosystem. This study sought to validate stable isotope analysis as a method of determining...
2015-06-01 (iso8601)
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The process of redesigning products in order to reduce their environmental impact is a challenging task because formalized methods in sustainable product design do not yet exist. There are many tools and methods that designers can use to be more...
2015-05-20 (iso8601)
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Glycosides are natural molecules found in many plants and hold potential to release new flavors and aromas into alcoholic beverages, particularly beer and wine. One way to free these flavors and aromas is by enzymatic hydrolysis catalyzed by...
2015-05-14 (iso8601)
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How water moves through soils is of importance to studies of stream hydrology and biogeochemistry. Although translatory flow, which states how soil water is displaced by additional precipitation into streams, is a widely accepted model, Brooks et...
2015-05-28 (iso8601)
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Anterior cruciate ligament injuries are common in a wide variety of sports and most frequently occur during activities requiring rapid deceleration such as landing and cutting. Deceleration of the body's center of mass during movement results...
2015-06-04 (iso8601)
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The culture of brands and branding is ever-changing and evolving. Brands are becoming increasingly important in today’s society, yet they are harder to differentiate. As a result of this growing importance and competition, it is difficult to...
2015-05-28 (iso8601)
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Stock assessments use statistical models and empirical data to re-create the population dynamics of a stock in order to provide estimates of biomass and fishing mortality rates to inform fisheries management. Fish stocks are not uniformly...
2015-05-15 (iso8601)
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Bioacoustics analysis can be used to conduct environmental monitoring by detecting the presence of birds species. This analysis usually involves identifying the species from their calls. In most frameworks, bird song syllables are extracted from...
2015-06-01 (iso8601)
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The potential of red blood cell (RBC) and platelet damage was studied for a novel microfluidic hemoperfusion device currently in development at Oregon State University for use in treating sepsis. COMSOL 4.4's computational fluid dynamics (CFD)...
2015-06-04 (iso8601)
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To model the behavior of the spring run Chinook salmon, we expanded the current dataset of salmon counts at the Winchester Dam, Winchester, Oregon, to include historical data from 1991 through 1997. These counts were used to identify Chinook...
2015-06-08 (iso8601)
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Honey bees are important pollinators for many agricultural systems throughout the world. However, recent honey bee declines have caused great alarm, drawing attention to the vulnerability of worldwide agriculture to pollinator loss. These declines...
2015-06-04 (iso8601)
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Ten full size (3.7 x 4.9 m) plywood roof diaphragms were constructed using metal plate connected (MPC) common and hip wood trusses or joists, typical of single-family dwelling (SFD) construction. The specimens included three gable roof slopes of...
2015-02 (iso8601)
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Many problems in ecology and conservation biology can be formulated and solved using machine learning algorithms for multi-label classification. This dissertation addresses three topics related to predicting the distributions of multiple species....
2015-06-03 (iso8601)
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Synechococcus is one of the most abundant groups of primary producers in the marine environment. They play a crucial role in the food web by being the main source of alimentary energy to many marine organisms that contribute to human nutriments....
2015-06-04 (iso8601)
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Foodborne outbreaks involving fresh produce have been on the rise since the late 1990's. Pathogens such as Salmonella spp. and Escherichia coli are prevalent in agricultural environments and commonly travel between farms via irrigation water. The...
2015-05-20 (iso8601)
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There is renewed interest in North America for the use of calcium aluminate cement (CAC) in infrastructure repair. The interest is driven by the specialty properties that make CAC the ideal candidate for particular applications. These include...
2015-05-28 (iso8601)
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Metal-organic frameworks (MOFs) are crystalline porous material distinguished for high free empty volume and pore tunability. MOF-74(Ni) was previously shown to be effective in adsorbing carbon dioxide, methane, and hydrogen. Microwave-assisted...
2015-05-26 (iso8601)
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Empathy and its development are crucial for student pharmacists and other health professional students. Methods of developing and maintaining high levels, however, are still being researched. To determine the impact of a short literary fiction...
2015-05-21 (iso8601)
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In response to the growing popularity of the Mediterranean Diet, it is important to understand that there are variations between the diets of the many Mediterranean countries. This is certainly true of the diets in Spain, especially among the...
2015-05-28 (iso8601)
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Atrial fibrillation is the most common cardiac arrhythmia, and the mechanisms that lead to this heart defect are not fully understood. Consequently, treatments for this defect do not currently reverse structural or molecular variations that lead...
2015-05-20 (iso8601)
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Many biological processes are regulated by the presence and movement of cellular Ca²⁺ ions. The concentration of Ca²⁺ in a cellular environment is regulated by IP₃ sensitive channels that lie on the surface of a cell’s endoplasmic reticulum....
2015-05-08 (iso8601)
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Free energy is a fundamental property of a thermodynamic system, from which pressure, entropy, and other interesting properties can be derived. It is useful, then, to be able to accurately compute the free energy at various densities and...
2015-06-05 (iso8601)
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