Tightness-looseness (TL) is a cultural construct that measures the level of social norms present in a community, and the level of scrutiny of deviance from these norms. This construct offers a unique foundation for investigating how norms influence behavioral processes. Research in TL is relatively young, creating a frontier of...
Zinc is an essential micronutrient required for many cellular functions, including
the development and function of the immune system. The biological consequences of
zinc deficiency illustrate the significance of zinc in human health. Zinc deficiency has
been shown to cause the dysregulation of both innate and adaptive immune responses, as...
Full Text:
Monocyte Proliferation
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Zinc is an essential micronutrient required for many cellular functions, including
the development and function of the immune system. The biological consequences of
zinc deficiency illustrate the significance of zinc in human health. Zinc deficiency has
been shown to cause the dysregulation of both innate and adaptive immune responses, as...
Full Text:
deficiency in Mexican
American children: influence of zinc and other micronutrients on T cells,
Nicole
The goal of this project was to develop and test non-herbicidal techniques that remove nonnative
plant or weed seeds from the top 2 inches of the soil. The Nature Conservancy (TNC) is
currently restoring prairies in the Willamette Valley. Some areas of the Pacific Northwest have
already seen loss of...
Today, there are six extant species of sea lion around the world, with the seventh (the Japanese sea lion) already having gone extinct due to a lack of proper conservation management. Because each of the surviving 6 sea lion species differ slightly in their anatomy, behavior, reproduction, and local habitats,...
Gray wolves (Canis lupus) are the most socially polarizing species listed under the Endangered Species Act. Wildlife management practices at local, state, and federal levels include lethal control to resolve stakeholder and wolf conflicts as a last resort. There is little experimental evidence that lethal control is effective in this...
The purpose of this paper was to discuss the theory of erotic capital proposed by Catherine Hakim and how this theory affects online advertising done by sex workers. Through analyzing 29 different pages relating to the commercial sex industry, I observed how sexual capital is utilized in marketing strategies and...
Platelet activation uses a complex set of pathways to respond to vascular injury during hemostasis. However, thrombosis relies on the same set of pathways. Antiplatelet therapies used to prevent thrombotic events often target the P2Y₁₂ platelet receptor for inhibition but can result in bleeding diathesis or in abnormally high ADP...
One important cool-season perennial grass seed crop grown in Oregon is fine fescue (Festuca rubra L.). Open-field burning has been used for many decades to manage pests, cycle nutrients, and stabilize yield, in fine fescue seed fields, especially as stands age. Legislative restrictions currently limit open-field burning to 6,070 hectares...
Continental flood basalts represent short-lived but immense blasts of mafic magma to the continental crust. The youngest and smallest continental flood basalt worldwide, the Columbia River Basalt, initiated with the eruption of the most mafic member, the Steens Basalt (~16.9 Ma). The Steens Basalt is exposed in southeast Oregon, southwest...
North American beavers (Castor canadensis) are ecological engineers that improve biodiversity and can improve the health of riparian ecosystems. Beavers are generalist herbivores with some evidence of species preference, utilizing woody material for both food source and dam construction. In the South Slough National Estuarine Research Reserve, Charleston, Oregon, a...
An Invasive Plant Management Plan developed for Big Sur Land Trust, a non-profit conservation organization located on California's Central Coast, to guide its vegetation management activities and serve as a decision-support tool. The effort included the creation of a digital field data collection tool through Survey123 Connect, survey and data...
Introduction: Sports bras offer different levels of breast support and allow for a wide
range of vertical breast motion. Excessive breast motion during exercise causes
discomfort and may discourage participation in regular exercise. Inadequate breast
support may lead to adaptations in a woman's running mechanics. Purpose: This study
aimed to...
The focus of this thesis involves developing general fabrication processes relevant to the manufacture of two new devices for the Microscale technology Energy and Chemical Systems (MECS) program at Oregon State University. The two MECS devices developed, capture dots and transparent thin-film heaters (TTFHs), require unique process development for successful...
Linear M-mode (1D) and later 2-dimensional (2D) measurements of the left atrium (LA) are commonly been used to assess LA size in veterinary studies despite the fact that studies in human subjects have shown that LA volume (LAV) more accurately reflects LA size than linear measurements due to the complex...
For nearly two decades, foresters in the Oregon Coast Range have been witnessing a substantial decease in Douglas-fir (Pseudotsuga menziesii var. menziesii [Mirb.] Franco.) vigor and growth, caused by Swiss needle cast (Phaeocryptopus gaeumannii). Currently, no solutions are in sight but aerially-applied sulfur may alleviate Swiss needle cast and its...
Recreational and Commercial fisheries and the quality of aquatic habitats in which the fish live are an important part of the livelihoods and economy of the Oregon Coast. The composition of important juvenile fish assemblages in estuaries can bring a unique view into the needs of different species on a...
In the last decade, many U.S. parks and protected areas (PPA) experienced record breaking visitation levels. Managers of these PPAs face the challenging task of providing a range of quality and accessible outdoor experiences without compromising the integrity and health of surrounding ecosystems. Understanding how PPA visitors move and interact...
Agricultural and companion animals are integral to our way of life as they provide us with nourishment, financial resources, transportation, and companionship. However, pets, managed animals in the agricultural industry, as well as wild populations of food animals are all subject to health and mortality risks. The gut microbiome is...
Oregon is the world’s leading producer of crimson clover (Trifolium incarnatum L.) seed. Recent research has reported that seed yield has been increased in cool-season grass and red clover (T. pratense L.) seed crops with the application of trinexapac-ethyl, a gibberellic acid biosynthesis inhibiting plant growth regulator (PGR) and lodging-control...
Sotalol is a class III anti-arrhythmic drug with class II properties that is commonly used in the treatment of ventricular tachyarrhythmias in dogs. The anti-arrhythmic effects of sotalol are mediated by an increase in action potential duration and prolongation of atrial and ventricular repolarization via antagonism of the delayed rectifier...
Orchardgrass (Dactylis glomerata L.) is an important seed crop, but unlike other cool-season perennial grass seed crops such as perennial ryegrass (Lolium perenne L.) and tall fescue [Schedonorus arundinaceus (Schreb.) Dumort.], seed yields have not increased over time so there is considerable room for improvement. Research suggests that plant growth...
We investigated the relationship between calcium and protein intake and bone loss over a one-year period in 99 early postmenopausal women (1-36 months) aged 51.3 ± 0.31 years. Bone mineral density (g/cm²) of the left hip (total hip, femoral neck, greater trochanter) and lumbar spine (L1-L4) as well as body...
A previous study conducted in our laboratory demonstrated the critical role that retronasal odors play in vegetable liking and disliking. It remains unclear, however, why some individuals like certain vegetable odors, while others do not. A possible explanation is that some individuals have learned to like the odor of a...
Sagebrush steppe ecosystems in the Great Basin have become increasingly threatened by the proliferation of cheatgrass (Bromus tectorum L.), an invasive annual grass. Diverse sagebrush and perennial bunchgrass landscapes can be converted to homogenous cheatgrass grasslands mainly through the effects of fire. Although the consequences of this conversion are well...
Activism is the action of promoting and campaigning for political or social change and a growing concept in the United States for the past few decades. This has included a Civil Rights movement, a Disability Rights movement, gender equality movements, and other movements - activist groups have been pushing for...
This capstone project is expected to be published by United States Department of Agriculture Animal and Plant Health Inspection Service Wildlife Services (USDA APHIS WS) as part of a technical series guide available to the public through the website (https://www.aphis.usda.gov/aphis/ourfocus/wildlifedamage/sa_reports/ct_wildlife+damage+management+technical+series). USDA APHIS WS is responsible for mitigating human-wildlife conflict and...
Food insecurity (FI) is a commonly understood issue in colleges including Oregon State University (OSU), yet examining FI yields deeper complexities of great interest. Food insecurity at OSU is a symptom in a greater complex of basic needs pressures experienced by students in the higher education system, including financial, social,...
The City of Bend’s current urban forest management strategy consists of a series of city codes and ordinances, tree protection and planting standards, and two different plans created by the Bend Park and Recreation District. The analysis of these documents, as well as review of existing management approaches in Boise,...
On June 20, 2019, the U.S. Fish and Wildlife Service (USFWS) announced it would conduct a 5-year status review of the Spruce-Fir Moss Spider as part of the process mandated by the Endangered Species Act. Although the Spruce-Fir Moss Spider has been listed as endangered since 1994, minimal research has...
Religious histories have always appropriated pre-existing symbol systems of religion into newer forms, often with the goal in mind to acculturate a population into a new cultural setting to reach a desired status quo of society. The problem with acculturation theory is that it is filled with teleological and quantitative...
Congenital hearing loss is a common disorder and over 60 mutations in the sensory hair cell protein, otoferlin, have been linked to pre-lingual deafness. Although otoferlin is essential for hearing, the large size and low solubility of the protein have limited approaches to study its function on a molecular-level. To...
An improved understanding of the ecohydrologic relationships in semiarid rangelands is imperative for the development of effective rehabilitation and land management practices. This thesis addresses the ecohydrologic relationships of two significant issues concerning semiarid rangeland ecosystems: western juniper encroachment and increasing stream temperatures.
This thesis is divided into two chapters;...
In 2022, the Report Card on Physical Activity for Children and Youth noted only 24% of children ages 6 to 17 years achieved the recommended 60 minutes of physical activity daily, with a drop in physical activity as children age (Barriss, 2022). More importantly, children with disabilities have been found...
Many children with developmental disabilities are not engaging in the recommended amount of daily physical activity (Pan, 2008; Shields, Dodd, & Abblitt, 2009; Whitt-Glover et al., 2006), which can lead to additional health disparities and decreased quality of life for children in this population (Field & Jette, 2007). The relationship...
Despite many studies of large wood in streams, few landscape scale studies have been conducted. Large-scale studies can reveal how the history of forest harvest and road building has influenced wood patterns in streams of the Pacific Northwest. This study examined the relationships between wood in streams, timber harvest, and...
Organic semiconductors have attracted considerable attention due to their applications in low-cost, solution-processable (opto)electronic devices. An important class of high-performance organic semiconductors is pentacene derivatives, which exhibit high charger carrier mobilities in field-effect transistors and ultrafast singlet fission in photovoltaic devices. These derivatives have served as benchmark materials for systematic...
Domesticated dogs can form attachment bonds with their owners and use them as a secure base to receive comfort during distress and confidence to explore novel environments. Owners often adopt multiple dog in hopes they will have ameliorative effects during periods of absence from their owner. The purpose of this...
Proper use of vegetation in streambank bioengineering practices requires a comprehensive understanding of the influence of vegetation density on streambank hydraulics. A series of studies were conducted to investigate the relationship between independent variables vegetation density, bank angle, and discharge and dependent variables channel velocity, resistance, turbulence, and shear stress....
The present study examined involuntary attentional bias toward facial emotion expression. Particularly, the study examined two different attentional components for emotional processing, namely, orienting vs. disengagement. A cueing paradigm using two cue presentation times (250ms and 350ms) was used to determine if attention would be involuntarily captured by an irrelevant...
As a gymnast tumbles, she runs, pounces, flips and lands with a perfect thud. Some people cringe as they imagine the sequence to be painful, but science has recently shown the pounding may actually be beneficial. Many studies have found weight-‐bearing exercise encourages bone repair and calcification. Additionally, those who...
The goal of this project was to develop and test non-herbicidal techniques that remove nonnative
plant or weed seeds from the top 2 inches of the soil. The Nature Conservancy (TNC) is
currently restoring prairies in the Willamette Valley. Some areas of the Pacific Northwest have
already seen loss of...
Full Text:
soil sample. Exactly 1.0 L of soil was conserved as an untreated check, while 9 liters were taken
In light of water scarcity and the impacts of climate change, there is an increased need to understand the interaction between land use characteristics and ecohydrologic processes in semiarid regions. Additionally, many semiarid and arid regions face various land management challenges, including woody plant encroachment, decreased snowpack, and increased stream...
Understanding the tradeoff between water use and productivity is critical for modeling growth of intensively managed Douglas-fir forests in the Pacific Northwest. Evapotranspiration is closely linked to carbon dioxide intake during the process of photosynthesis. However, summer drought characterizing the growing season in this region imposes a limit on carbon...
For the past twenty-seven years, Human Immunodeficiency Virus (HIV)/Acquired Immunodeficiency Syndrome (AIDS) has become a worldwide pandemic. Due to the properties of HIV, such as its fast replication rate and error-prone reverse transcriptase, researchers have been unsuccessful in finding a cure or vaccine. Researchers have, however, developed a treatment regimen...
Immunocontraception targeting the zona pellucida shows promise as a safe, effective and economically feasible method for controlling feral horse populations that roam public rangelands throughout the United States. The efficacy of porcine zona pellucida (pZP) vaccines to generate high titers can be evaluated with an indirect immunofuorescence assay or a...
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...
The population of dusky Canada geese (Branta canadensis occidentalis; hereafter, dusky geese) nesting on the western Copper River Delta (CRD) in south- central Alaska has been in decline since the late 1970s. In an effort to alleviate mammalian predation, increase nest success, and avoid a listing under the U.S. Endangered...
The number of children entering foster care is rising, making foster parent retention a critical concern. Significant stressors accompany the role of a foster parent, which may be exacerbated by the current context (e.g., COVID-19). Although stress may influence foster parents’ decision to continue fostering, formal social support may act...
The goal of this project was to develop and test non-herbicidal techniques that remove nonnative
plant or weed seeds from the top 2 inches of the soil. The Nature Conservancy (TNC) is
currently restoring prairies in the Willamette Valley. Some areas of the Pacific Northwest have
already seen loss of...
Full Text:
During a
Forest Fire. Australian Forestry 38: 92-99.
HAUSER, S.; NORGROVE, L.; NYOBE, T. (2002). Crop