Policy makers in the United States (US), following recommendations made by the international scientific community, have drafted national emissions reduction legislation in hopes of minimizing the harmful effects of global climate change. Included in this legislation is a national cap-and-trade system with provisions for carbon offsets. Specific provisions for forest...
Since the collapse of World Trade Center building number seven (WTC7), significant research has been done to understand the behavior of steel structures in fire and enable engineers to account for the behavior of steel framing systems exposed to fire during design. Despite these efforts, there are still significant barriers...
Non-prescription stimulant use is a high-risk behavior prevalent in the college population. To date, research on this substance use behavior lacks a comprehensive theoretical lens, as well as geographical diversity. Guided by the Theory of Triadic Influence (TTI), multilevel (i.e. students within schools) modeling was used to analyze survey data...
The Expanded Food and Nutrition Education program (EFNEP) helps limited income
families in Oregon improve their nutrition practices. These include
learning to:
□ Stretch family food dollars
□ Choose foods for better nutrition for family members
□ Purchase food for nutritional needs
□ Improve food production, preparation, storage, safety, and...
This is the third publication in the Nutri-Kids series by the Expanded Foods and Nutrition Education Program (EFNEP) of Oregon. The federal program, administered by OSU Extension Services, offers nutrition education to low income adults and youth. Nutri-Kids Visit the Zoo (first grade materials) and Nutri-Kids Visit Goodeater Farm (kindergarten...
There is a national interest in improving the quality of science, technology, engineering, and mathematics (STEM) education in institutions of higher education in the face of mounting difficulties. Reports by the National Academy of Sciences in 2018 and 2020 found that the dissemination and adoption of effective, timely change initiatives...
By broad consensus, Open Data presents great value. However, beyond that simple statement, there are a number of complex, and sometimes contentious, issues that the science community must address. In this review, we examine the current state of the core issues of Open Data with the unique perspective and use...
Background: Arsenic is an immunotoxicant. Clinical reports observe the reactivation of varicella zoster virus (VZV) in people who have recovered from arsenic poisoning and in patients with acute promyelocytic leukemia that have been treated with arsenic trioxide. Objective: We evaluated the association between arsenic and the seroprevalence of VZV IgG...
Mercury and arsenic are known developmental toxicants and environmental exposures are ubiquitous worldwide from natural and anthropogenic sources. Prenatal exposure to both contaminants are independently associated with adverse perinatal health outcomes and latent disease risk that could be in part mediated by epigenetic reprogramming events. Fetal programming events involving DNA...
Use of the Internet for health information has been gaining popularity, and some studies suggest an increase in the use of online interactive peer-to-peer forums for seeking health information. Internet health information-seeking is especially popular among those with stigmatized conditions such as obesity, and negative healthcare experiences have been linked...
Cognitive impairment can severely impact quality of life, and can place added strain on family and caregivers.¹⁻³ Moreover, cognitive decline has been shown to proceed to more serious conditions including Alzheimer’s disease and dementia,⁴⁻⁶ making it critical to intervene on risk factors. In addition to traditional risk factors for cognitive...
A high performance liquid chromatography (HPLC)
procedure using a LiChrosorb-NH₂ column and a eluant
buffer of 75:25 (v/v) of acetonitrile:0.05 M KH₂P0₄, pH
5.95, was developed for the successful separation and
determination of ascorbic and erythorbic acids in selected
food samples.
Application of the method, which is sensitive, rapid
and...
Background: According to the National Mental Health Survey (NMHS), the treatment gap of any mental disorder in India among the general population was reported to be as high as 83% (R. S. Murthy, 2017). There is insufficient evidence currently describing the treatment gap among the child and adolescent population. Given...
The change process for clients in long-term adolescent residential treatment has received heightened research attention for the past 15-year (Gass, 2006). The research indicates that individuals enrolled in long-term adolescent residential treatment centers, on average, experience improved psycho-social functioning to degrees that are statistically and clinically significant (Behrens & Satterfield,...
Healthcare discrimination is associated with various health-related attitudes, behaviors, intentions, and outcomes including provider avoidance, underutilization or increased use of healthcare services, use of alternative means of healthcare, delays in medical care, less satisfaction with care, poor health behaviors, and poorer health outcomes. Since 2001, Muslims and Arabs in the...
Children with disabilities report some of the lowest physical activity (PA) levels among U.S. children. Estimating the magnitude of PA disparities has been previously challenged by underreporting and variability in subsampling of children with disabilities. The present research leverages the redesigned National Survey of Children’s Health to estimate population-level disparities...
Chile has experienced great success in terms of economic growth in the last decades. This growing economy brings changes in the Chilean health care system. Its health care system was primarily funded by state sources until 1981, when a major reform was introduced that established new rules for the health...
Immune system development during prenatal and early-life periods are essential for healthy development. Environmental and nutritional factors during these periods have strong influences on immune development and can have impacts on disease susceptibility for an individual throughout adulthood. Globally, hundreds of millions of people experience elevated environmental exposure to arsenic,...
Farmers and migrant and seasonal farmworkers (F/MSFW) dedicate their livelihoods to the production of food for consumers, yet they may struggle to access food to feed themselves. Rural residents, immigrants, and Hispanic/Latinx individuals all have higher risk for food insecurity, yet little is known about the unique contexts through which...
Polycyclic aromatic hydrocarbons (PAHs) are complex mixtures that form when organic matter is burned. Humans are primarily exposed to PAHs via air pollution from incomplete combustion of fossil fuels and biomass, such a motor vehicle exhaust, cigarette smoke, wood smoke, or industrial emissions; or via ingestion of PAHs bound to...
Background: Current policy in Oregon under the Individuals with Disabilities Education Act (IDEA) indicates that children diagnosed with developmental delay (DD) are eligible for services before school, but not eligible for the receipt of services in school-based programs. Due to this definition of eligibility, children with DD face additional barriers...
Drug policies in the United States are rapidly changing at the state and national level paralleling a shift in drug culture from a societal perspective. This dissertation addresses current public health policy topics with a focus on three recent drug policies. As of 2015, medical cannabis is legal in 23...
Lead is a ubiquitous environmental toxin known to cause neurological deficits in children. There is no biological need for lead and no safe level of lead in the body has ever been identified. Despite dramatic decline in mean blood lead levels nationwide since the U.S. EPA’s ban on lead-based paint...
Frailty is a clinical syndrome characterized by decreased resilience to stressors, resulting from dysregulation across multiple physiological systems. Frailty is prevalent in elders and is associated with a wide range of adverse outcomes including death, disability, hip fracture, and falls. In the absence of a gold standard, there is a...
Bangladesh is a developing country with burdens of environmental pollution and disparities in maternal and child health. Arsenic, manganese, and lead are pervasive environmental contaminants throughout Bangladesh with major exposures through drinking water and ambient pollution. Chronic exposures to arsenic, manganese, and lead in sensitive populations such as pregnant women,...
Although fish are a nutritious food source, they also are the main source of methylmercury exposure in U.S. populations. This research examined the risks from methylmercury and benefits from omega-3 fatty acids and selenium from fish consumption. The first study provided the first region-specific quantitative risk/benefit analysis for nine commonly...
This research sought to "get at" students' understandings of their own racial identity development. The limited degree with which participants have been heard and honored in research activities points to the need to inquire about their experiences first-hand, respect their stories, and consider their voices among, or in spite of,...
The human health effects of exposure to numerous single environmental contaminants have been well characterized. Yet, biomonitoring studies have detected multiple environmental chemicals in humans, highlighting the need to investigate the health effects of exposure to multiple environmental chemicals. Environmental data is highly complex, therefore current methods of defining environmental...
The coronavirus pandemic and its associated public health response resulted in disruptions in daily life as well as financial and other insecurities. This corresponded with an increase in adverse mental health outcomes in adolescents in the United States, including a temporary increase in suicidal ideation and behaviors. The pandemic also...
This work investigates a methodology for estimating the ocean stratification gradient based on high-resolution, in space and time, remote sensing observations of internal wave propagation speeds. The internal wave speed observations were collected using a shore-based, X-band marine radar and the ocean vertical density profiles were collected simultaneously from an...
Frailty is a state of decreased physical functioning and a significant complication of ageing. We examined frailty, energy and macronutrient
intake, biomarkers of nutritional status and food insufficiency in US older adult (age ≥60 years) participants of the Third National Health
and Nutrition Examination Survey (n 4731). Frailty was defined...
Background: Osteosarcoma in dogs and humans share many similarities and the dog has been described as an excellent model to study this disease. The median survival in dogs has not improved in the last 25 years. Taurolidine has been shown to be cytotoxic to canine and human osteosarcoma in vitro....
The illicit use of prescription stimulants (IUPS) is a substance use behavior that remains prevalent on college campuses. As theory can guide research and practice, we provide a systematic review of the college-based IUPS epidemiological literature guided by one ecological framework, the Theory of Triadic Influence (TTI). We aim to...
BACKGROUND: The illicit use of prescription stimulants (IUPS) has emerged as a high-risk behavior of the 21st century college student. As the study of IUPS is relatively new, we aimed to understand 1) characteristics of IUPS (i.e., initiation, administration routes, drug sources, motives, experiences), and 2) theory-guided intrapersonal, interpersonal, and...
We gathered baseline data to assess alder tree damage in western Oregon riparian ecosystems. We sought to determine if Phytophthora-type cankers found in Europe or the pathogen Phytophthora alni subsp. alni, which represent a major threat to alder forests in the Pacific Northwest, were present in the study area. Damage...
A theory-guided instrument for examining prescription stimulant misuse in the college population was developed and its psychometric properties were evaluated from 2011-2012 at one Pacific Northwest (United States) university. Study methods included instrument development, assessment by five health and measurement professionals, group interviews with six college students, a test-retest pilot...
An oft-cited strategy for fostering instructional improvements to STEM education is creating faculty communities, where instructors can share and learn best teaching practices. Despite research-documented benefits, relatively little is known about why (and with whom) faculty engage in teaching-related conversations, including those fostered by initiatives. We explored how STEM faculty...
Graduate teaching assistants (GTAs) in science, technology, engineering, and mathematics (STEM)
have a large impact on undergraduate instruction but are often poorly prepared to teach. Teaching
self-efficacy, an instructor’s belief in his or her ability to teach specific student populations a specific
subject, is an important predictor of teaching skill...
Full Text:
Mathematics Graduate
Teaching Assistants
Sue Ellen DeChenne,* Natalie Koziol,† Mark Needham,‡ and Larry
Graduate teaching assistants (GTAs) in science, technology, engineering, and mathematics (STEM) have a large impact on undergraduate instruction but are often poorly prepared to teach. Teaching self-efficacy, an instructor’s belief in his or her ability to teach specific student populations a specific subject, is an important predictor of teaching skill...
Full Text:
Mathematics Graduate
Teaching Assistants
Sue Ellen DeChenne,* Natalie Koziol,† Mark Needham,‡ and Larry
The summary and findings of the 2022 OSU student textbook and course materials survey. This survey was run in March 2022 by the Open Education Resources Unit. It is a derivative of the Florida Virtual Libraries 2018 Student Textbook and COurse Materials survey. The survey inquires about student access to...
The abundance and distribution of the Pacific harbor seal
(Phoca vitulina richardi) and the northern or Stellar sea lion (Eumetopias
jubata) in Oregon are described, The number of seals and sea
lions presented for bounty in Oregon since 1925 is presented.
Based on periodic surveys conducted between December, 1967
and...