Cobalamin (vitamin B12) is a water-soluble vitamin that plays a role as an indicator of gastrointestinal disease in dogs. In addition, supplementation of vitamin B12 to dogs deficient in cobalamin has been shown to improve clinical signs of intestinal disease.1,2 Low serum cobalamin has been found in dogs with food-responsive,...
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Tess Collins, Committee Member, representing Department of Admissions at the OSU Vet
School
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 intervention on empathy levels in student pharmacists, participants in this study were randomized to a...
The behavior of small atomics cluster largely depends on their geometry,
due to the high ratio of surface atoms to interior atoms. One interesting aspect
to study clusters centers around characterizing the transition behavior between
nite and bulk materials, where the ratio of surface atoms to interior atoms is
very...
The end of the Cold War brought about changes within international political relations that resulted in expanded interest in global civil society. Such developments, like globalization and democratization, have encouraged the growth of social and political organizations. Political scientists have found that these inter-governmental and non-governmental organizations have a significant...
The Supreme Court Bar-the lawyers who argue before the US Supreme Court-has historically been an elite and exclusive group. This investigation examines the demographic make-up of the Supreme Court Bar in the Roberts Court and compares it to previous iterations of the Supreme Court Bar, as well as the national...
A long-term energy storage technology is necessary to utilize Oregon’s curtailed renewable energy, an issue the state faces, even with a low percentage of renewable energy in the energy mix. This report proposes a system design that details how hydrogen power-to-gas technology can be used in conjunction with the existing...
An Achilles tendon injury can be devastating. Surgical methods to bring the muscle to full strength are not always available. Proposed is an ankle foot orthosis (AFO) that is entirely passive (does not add energy to the system) and uses the mechanical advantages provided by the walking gait of a...
Any work of literature is a product of its time revealing truths about its culture. My thesis explores how pre-selected inspiration, personal experiences, and current events play a role in the devising process of a script. The inspiration for this particular devised play is Letters to a Young Poet by...
Since the mid-nineteenth century, different waves of feminism have shaped a more fair, equitable world for women. Today, the fourth wave of feminism brings about a new initiative that focuses on menstruation. This traditionally taboo topic has formed failing policies that neglect the care, empowerment, and importance of women’s bodies,...
The current American free-roaming horse (Equus caballus) population far exceeds the appropriate population limit set by the Bureau of Land Management (BLM) to preserve resources on public lands. Several techniques have been tested to assist in decreasing repopulation rates. The purpose of the present study was to analyze two contraceptive...
The high cost of manually producing background characters creates a demand for a
way to automatically generate plausible behaviors. These background extras need to
behave in a manner that is believable such that they do not distract the focus of the
audience from the primary action occurring in the scene....
Marijuana (MJ) is a widely used illicit substance among adolescents and young adults. Frequent MJ use has been associated with impairments in cognitive flexibility and inhibition, both of which play important roles in decision-making. However, the impact of frequent MJ on decision-making performance is mixed and not well understood. The...
Juniper (Juniperus spp.) woodlands are native but expanding ecological communities that were historically limited by the natural fire return interval of the sagebrush (Artemisia spp.) steppe. These woodlands are often a mix of pinyon pine (Pinus spp.) and juniper that have increased significantly over the last century. This expansion has...
The dynein molecule is a peculiar motor protein recognized for its unique stepping behavior. Sometimes it steps forwards. Other times it steps backwards. It has even been observed to occasionally shuffle by beginning a step with the same domain many times in row. These motions make dynein an interesting object...
Mycobacterium avium subspecies hominissuis (MAH) is the most common pathogen among non-tuberculous mycobacteria, causing disease in immunocompromised individuals. An intracellular bacterium, MAH resides within the phagosome, a vesicle formed by macrophages as they engulf invading pathogens. Here, a subpopulation of MAH regresses into a nonreplicative state called persistence, allowing them...
The action of pendant, polyethylene oxide (PEO) brush layers as nonfouling coatings for
biomedical materials is well understood. However progress toward clinical application of stable, high density PEO coatings has historically been impeded by the lack of cost effective, noninvasive methods for their preparation. Triblock polymers featuring a hydrophobic, polypropylene...
Dynein is a motor protein which transports cargo along tracks inside the cell. Like related motor proteins kinesin and myosin, dynein uses cellular energy to take steps with its two foot domains. Unlike kinesin or myosin, dynein’s stepping pattern is highly varied: it can take steps between zero and 60nm...
The purpose of this thesis was to develop an analytical framework based in Aristotle’s
Nicomachean Ethics and to apply this framework to Disney films in order to broaden the
current discussion and analysis of Disney films. The first portion of this thesis was an
overview of the most common critiques...
This study investigates the occurrence of beaver (Castor canadensis) in lentic habitat (lakes and ponds) near Mount St. Helens in Washington, 40 years after the 1980 eruption. At the coarse spatial scale, I surveyed lakes for sign of beaver establishment (lodge or den) across multiple volcanic disturbance zones. At a...
The main goal of this project is to implement an algorithmic music composition procedure and present all procedures and results in a reproducible fashion by creating a web application produced by R. To approach the implementation of the algorithmic composition of music, we start by exploring various models, but ultimately...
This collection of creative nonfiction essays seeks to examine my expanding consciousness and the people and experiences that have contributed to it. The first essay juxtaposes competitive running and dancing, the second considers how food choices challenge relationships, the third unpacks an implausible friendship while paralleling an Audre Lorde essay,...
Postpartum uterine inflammation (endometritis) is not uncommon in beef cattle, resulting in infertility and culling. Prolonged calving may contribute to the increased incidence of endometritis in heifers. Commonly used methods to treat endometritis in beef cattle include intrauterine antibiotics and/or hormone injections, which can result in meat residues. Platelet rich...
Forest harvest practices can impact nutrient concentrations and stream temperatures, altering aquatic ecosystems. To better inform future sustainable forest resource management practices, quantifying the impact of current practices on water quality, particularly in headwater streams is important. In this study, I quantified monthly nitrate-nitrite (N) and orthophosphate (P) concentrations, 7-day...
In recent decades, the occurrence of large, high severity wildfires has increased substantially in many parts of the world, including the western United States. These fires have the potential to impact water quality, aquatic ecosystems, and downstream communities for many decades. As such, it is increasingly important to understand the...
Liquid manure lagoons are known to be sources of odor and environmentally damaging gas emissions. Land application of the manure slurry after storage can lead to detrimental nutrient runoff and leaching. Floating lagoon covers (biocovers) are one option for reducing emissions, but to date they have only been used to...
Liquid manure lagoons are known to be sources of odor and environmentally damaging gas emissions. Land application of the manure slurry after storage can lead to detrimental nutrient runoff and leaching. Floating lagoon covers (biocovers) are one option for reducing emissions, but to date they have only been used to...
This undergraduate thesis provides an overview on analyzing and designing open-loop sampleand-
hold (S/H) circuits. It also describes a technique used to verify functions of an S/H circuit
known as beat frequency test, as well as an application of S/H circuit, a dual-slope integrating
analog-to-digital (A/D) converter. The first section...
The loss of proteostasis is the mechanism for maintaining properly folded proteins and degrading misfolded ones. One protective mechanism against loss of proteostasis is the Unfolded Protein Response (UPR), a chaperone mediated folding system in the Endoplasmic Reticulum (ER). The UPR communicates with the Nrf2 pathway, a transcription factor, and...
A cross-cultural analysis of business practices based on video recordings of interviews with business professionals in both Oregon and Taiwan, with the intent of finding evidence to support or question current beliefs about cultural differences between American and Asian cultures. Particular focus is paid to business practices such as networking,...
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Introduction l
one Importance of wood in the scheme
National Defense.
of 2
'1'WO Detailed use of timber
Can a wellness movement and business be an American religion? By tracing three threads of historic American religions - New Thought, Christian Science, and Scientology - we can see how we've arrived at the place of even entertaining the question of GOOP as an American religion.
Social behavior such as play, affiliation, and some vocalizations of captive animals can be indicators of good welfare. Cheetahs (Acinonyx jubatus) at the Cheetah Conservation Fund (CCF) near Otjiwarongo, Namibia are often housed in social groups with various backgrounds. Observations of social and active behaviors were recorded for a group...
A study was conducted to evaluate the developmental toxicity of three commonly detected mycotoxins in food (deoxynivalenol, patulin, and zearalenone) using the zebrafish (Danio rerio) model. Mycotoxin exposures were carried out at five concentrations (0.0064, 0.064, 0.64, 6.4, and 64 μM). Morphological and photomotor screenings were conducted at 24 hours...
Throughout history, the supply of foods necessary to
bodily sustenance has been an engrossing if not altogether
profitable occupation. Exception may be taken to the
use of this term, but when we consider the number of laboring families whose first and greatest aim is to meet the
call of the...
The intent of this report is to provide a brief description of water quality issues in Nicaragua, Uganda and Bangladesh, and the technologies available to address these issues. The water quality parameters considered include: bacterial contamination, heavy metals and arsenic, pesticides and industrious chemicals, turbidity, radiological characteristics, and taste and...
In the thrust to shift away from fossil fuels towards renewable options, Ecuador produces African palm-based biodiesel, which is currently imported by the Unites States. An analysis of this specific interaction was done via personal contact with the industry in Ecuador and extensive literature review of the topic. The results...
Child abuse and neglect are significant issues facing our communities today that can lead to devastating consequences. Multiple risk factors can lead to instances of child maltreatment, including those related to the parents or guardians, the child, and the situational circumstances of families. In order to prevent child maltreatment, effective...
This thesis examines whether and how interest groups concerned with capital punishment change how they frame the issue when advocating before the Supreme Court via amicus curiae briefs over time. I measured the frequency of frames used throughout amicus briefs submitted in cases pertaining to how the death penalty could...
The use of ureolytic bacteria for the remediation of contaminated groundwater aquifers by inducing calcium carbonate precipitation is being studied in order to establish a better understanding of the modeling and prediction of how the bacteria will act in situ. This research has pursued the use of various ureolytic bacteria...
Real transportation fuels contain a wide range of hydrocarbon species, and this complexity poses challenges for modeling. Surrogates with a simpler blend of hydrocarbon reference fuels can approximate the physical and chemical characteristics of real fuels and enable practical simulation of the reacting flows that occur in engines and combustors....
The motor protein dynein is responsible for cellular processes such as axonal transport and cell division by delivering vital information along the microtubule track. A failed delivery can cause severe damage to the cell’s functionality and lead to neurological diseases. Despite dynein’s rich history in cellular research, the mechanism of...
Since underrepresented nominees began filling U.S. Supreme Court seats, political scientists have examined the possibility of existing biases towards potential judges based upon their identities or innate characteristics. Some scholars have identified that the gender identification and ethnic affiliations of candidates have affected the behaviors displayed by those involved in...
Following their extirpation due to the maritime fur trade, northern sea otter (Enhydra lutris kenyoni) reintroduction in the 1960s has facilitated their recolonization in southeast Alaska. Sea otters are now sympatric with wolves (Canis lupus), which are widespread in southeast Alaska, and a colonizing coyote population (Canis latrans). Recent studies...
The Americans with Disabilities Act of 1990 exists to protect the disabled community from discrimination in order to give people with disabilities the opportunity to live their lives to the fullest extent (What Is the Americans with Disabilities Act (ADA)? | ADA National Network, n.d.). When the ADA was signed...
Autophagy, a homeostatic degradation pathway, has a role in promoting cell survival under stress conditions, but can also promote cell death under conditions of sustained stress. This project investigates the cytotoxic potential of coibamide A and other natural products in autophagy-deficient and wild-type mouse embryonic fibroblasts (MEFs). Wild-type MEFs were...
The goal of my thesis is to (a) help reveal to the Corvallis community who comprises this local population and (b) to share with local resource agencies what potential gaps are present from the perspectives of the homeless individuals who call Corvallis home. We interviewed eight (8) individuals who have...
The objectives of this study were to determine the effects of acupuncture in dairy cows on caruncular matrix metalloproteinase type-2 (MMP2) tissue concentration and enzyme activity at 0, 2, and 4 hours after calving. Immediately after natural calving, a caruncle was obtained from the body of the uterus and flash...
Confections are recognized by every man, woman and
child of almost all of the civilized nations of the
world as a delicious concoction and there is not a
nation in existence today which has not its own particular
sweet meat. The ability of the Japanese for
mint making and of...
Developmental research has suggested that parenting practices may impact the
development of risk behaviors later in life. However, little evidence exists regarding
how parenting may impact actual decision processes that precede poor choices. This
study examined how parenting practices in early childhood influence the development
of decision-making competence (DMC), a...
This study investigates whether existing interventions in USDA-defined food deserts have been effective in improving access to healthy foods and improving dietary quality. A systematic literature review was conducted using articles from MEDLINE database using “food desert” and “intervention” as search terms. Exclusion and inclusion criteria resulted in selection of...
Despite Portland’s progressive reputation, the response of city officials, police officers, and the community as a whole to the killing of the black man, Lloyd Stevenson, in 1985 at the hands of Portland police, demonstrates that the long racially discriminatory history of Oregon shaped public policy and popular thought about...
Respiratory Syncytial Virus (RSV) is a leading cause of bronchopneumonia in infants and elderly. Knowledge of viral and host protein interactions is important for better understanding of the viral pathogenesis and may lead to development of novel therapeutic drugs. Here, we show that RSV Matrix (M) protein interacts with cellular...
Cytoplasmic dynein is a motor protein complex found in eukaryotes that is essential to many cellular processes. With dynein being involved in mitosis, axonal transport and organelle transport, disruption of dynein function can lead to neurodegeneration and other diseases. The main function of dynein is transportation of cargo through the...
The work deals with the subject of designing for Native Americans. The first part of the project broadly examines the field of graphic design as it relates to Native Americans, discussing the lack of Native voices in graphic design, what designing for Native Americans can entail, the role of Native...
Adults with severe and persistent mental illness (SPMI) are overrepresented in the homeless population, and Oregon’s homeless population has expanded in recent years. In the 1950s, the mentally ill were moved out of the state hospitals and into the community. However, due to a lack of support services in the...
Various flavonoid-rich plant extracts have shown efficacy in the treatment of diabetes. Although it is often assumed that dietary flavonoids exert biological antioxidant effects, it is possible that the observed effects work in carbohydrate metabolism. In this study we evaluated the effect of catechins and catechin containing extracts on α-amylase...
Various flavonoid-rich plant extracts have shown efficacy in the treatment of diabetes. Although it is often assumed that dietary flavonoids exert biological antioxidant effects, it is possible that the observed effects work in carbohydrate metabolism. In this study we evaluated the effect of catechins and catechin containing extracts on α-amylase...
Pediatricians and other physicians in the United States identify themselves with various religious or spiritual affiliations and use its practices and customary ways to influence their medical practice. Pediatricians and physicians affiliated in the pediatric medical field have an important role in monitoring the health of many children, teenagers, and...
Regular ankle taping is commonly used to prevent ankle sprains, but the effects of its
long-term use are not fully understood. This study examined the effects of ankle
taping on balance in athletes who regularly tape their ankles versus those who do not.
Fourteen collegiate gymnasts’ ability to balance on...
The ever-increasing global population presents looming problems for the field of agriculture. Global food demand will, at some point, increase to the point where there is not enough crop-ready land to keep up. This creates an additional incentive, other than economics, for growers to increase their yield-per-acre and make sure...
This study used SCOUT optical modelling software to create models of the reflectance and transmittance spectra generated by mixtures of titanium dioxide (TiO2) and tin oxide (SnO2). These models enabled identification of how altering the ratio of a mixture changes the optical response. By being able to identify how altering...
Polycomb Repressive Complex 2 (PRC2) is a histone methyltransferase that initiates facultative heterochromatin formation by trimethylating histone H3 on lysine 27 (H3K27me3). Mutations within its three primary subunits, KMT6, EED, and SUZ12, result in inherited diseases and sporadic cancers. In the fungus Fusarium graminearum, deletion of the gene encoding the...
The development of simple, rapid, and sensitive methods for thiophenol detection is of great importance in various fields, including environmental monitoring and food quality. Here, we present a novel approach for the colorimetric detection of thiophenols using gold nanoparticles (AuNPs) as the sensing platform. AuNPs aggregate in the presence of...
M. E. Hard defines a mushroom as "a cellular,
flowerless plant, nourished by the mycelium which permeates
the soil or other substances on which the mushroom
grows".
In all probability mushrooms are the most, interesting of all the higher organized fungi. Within the past few years, interest in them has...
The oceans are one of humanity’s greatest resources, providing food, raw materials, livelihoods, and protection. More than 3 billion people around the world rely on marine life as a source of protein as well as their livelihood. Seafood is one of the highest traded commodities globally and many major cities...
Simultaneous speech-to-text translation remains a difficult yet important problem for modern machine learning models whereby a text translation is generated concurrently with receiving partial speech inputs. One state-of-the-art simultaneous speech-to-text model is the augmented memory transformer whose encoder breaks a speech input into fixed-size overlapping segments composed of left, right,...
M. avium is an opportunistic pathogen that primarily infects macrophages. In order to survive within the macrophage, M. avium secretes proteins into the host cell cytoplasm to inhibit specific functions such as phagosome acidification, altering pathways as well as initiating apoptosis. However, little is known about how those secreted proteins...
Understanding the relationships between land use, water quality, and groundwater is crucial for ecological, economic, and water management decisions. This study aims to provide a comprehensive analysis of the land use activities and hydrologic processes influencing the water quality of Oak Creek watershed. Objectives of this study were: 1) to...
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....