One of the roots of the global problem of HIV/AIDS is the shame associated with an HIV diagnosis. Because it can be transmitted sexually, HIV is stigmatized. Even though there are many routes of transmission that would not cause embarrassment, many times the public view is uncompassionate towards its victims,...
Any woman's wardrobe is important, as it is to a
great extent an indication of her character. A High
School teacher, holding the position she does, as a director
of the aims and ideals of young girls must be especially
careful in her dress. Her clothing should be
neat, well...
It has been reported recently that extracts of filbert nuts demonstrate considerable proteolytic activity on a non-fat milk solids substrate. The addition of these extracts to cheddar cheese, in an attempt to enhance the rate of ripening, has been suggested.
In these experiments, the extracts of two varieties of filbert...
With the realization that traditional means of providing useful energy have formidable environmental and economical repercussions, many counties have begun to explore more benign and sustainable energy sources—renewables. Photovoltaics (PV), a sub-group of renewable energy technologies, convert incident solar radiation into electrical power. Germany, the US and Japan are racing...
Psychometric properties of two systematic observation tools, the System for Observing Fitness Instruction Time (SOFIT) and the Children's Activity Rating Scale (CARS), were examined for use with individuals with mental retardation (MR). Eleven children with MR were videotaped while participating in gym-based physical activity. Accelerometer data were collected and synchronized...
Pacific whiting (Merluccius productus) is one of the most abundant fisheries on the American west coast. However, these fish are historically underutilized due to quality issues resulting from fillet softening that occurs as a result of both endogenous and exogenous (Myxosporidian parasite infection) cathepsin protease action during either storage (cathepsin...
Vibrio parahaemolyticus is frequently isolated or detected from raw seafoods, especially shellfish. Also, Listeria monocytogenes, Salmonella spp. are pathogens that are frequently found in ready-to-eat (RTE) seafood, such as smoked fish and shellfish, seafood salad, cooked shrimp and crabmeat, and seafood consumed raw. Two studies to improve safety in RTE...
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...
:
____________________________________________________________________
Christina A. Mireles DeWitt
These studies focused on maximizing the nutrition and safety of
Existing research reports the importance of brine injection technology in enhancing the quality of muscle products such as poultry, beef, and pork. In fish, the utilization of brine injection technology is well-known for delivering marinade ingredients for salted or smoked fish production. Until now, there has been limited published scientific...
:
__________________________________________________________________
Christina A. Mireles DeWitt
Existing research reports the importance of brine injection
Consumption of seafood products continues to grow each year, but post-harvest losses and inedible seafood waste remain as high as 25%. Ice-based systems are the most common form of preservation to increase shelf life, preserve product quality, and enhance product safety. Slurry ice is a type of chilling media, consisting...
:
__________________________________________________________________
Christina A. Mireles DeWitt
Consumption of seafood products continues to grow each year
Food allergies are an important health problem and affect up to 2% of the adult population and 8% of children worldwide. Under the Food Allergen Labeling and Consumer Protection Act (FALCPA) of 2004, foods that contain or derive from the "Big 8" allergens (milk, egg, finfish, crustacean shellfish, tree nuts,...
:
____________________________________________________________________
Christina A. Mireles-DeWitt
Food allergies are an important health problem and affect up
The primary goal of this research was to determine the concentration and composition of nucleotides, as nucleoside monophosphates and nucleobases, in the underutilized reproductive organs (milt and roe) of Alaska pollock (Gadus chalcogrammus) and yellowfin sole (Limanda aspera). Changes in concentrations of these nucleotides and nucleotide analogs were observed with...
Alaska pollock (Gadus chalcogrammus) is a schooling whitefish native to the Bering Sea that is prized for its fillets, surimi, roe, and milt. Fillets are frequently used for popular products such as fish and chips. If collected, roe and milt are commonly exported to South Korea and Japan. However, no...
Through a desk-top analysis, this research shows that South African women have gained and utilize specialized skills, behaviors, and adaptations through their daily activities which are useful when applied to water resource management. Further, South African women are shown to build and draw on social capital as a way to...
Eight adolescent males (14 to 18 years old) were evaluated
before and after 50 minutes of exercise on a bicycle ergometer
at 60 percent of their maximal heart rate to investigate the
relationship between blood magnesium status and the derangement
of other serum electrolytes in the etiology of "sports anemia."...
Large dams and their respective reservoirs can provide renewable energy and water security, but also profoundly alter riverine ecosystems. In the Pacific Northwest, dams and reservoirs cause discontinuities in river networks that have been particularly problematic for anadromous fishes. As barriers to the upstream and downstream migration of anadromous fishes,...
The freshwater copepod Salmincola californiensis is an ectoparasite of Pacific salmonids (Oncorhynchus spp.) Threatened and endangered salmonids that rear in the reservoirs have been reported to experience higher rates of infection by S. californiensis than would be experienced by their stream-reared counterparts. These high levels of infection can lead to...
YouTube is a free video watching and uploading site that allows endorsing and
sharing of videos. Youth and adolescents as top viewers of YouTube may be exposed to
images and messages on tobacco, marijuana and alcohol use behaviors.
The research project entailed deriving a list of songs from the 2014...
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 purpose of this study was to better understand the level of
wetland classification consistency among three different land cover layers
created using Geographical Information System (GIS) and remote sensor
technology. Where inconsistencies in data existed, the goal was to identify the
kinds of inconsistencies that occur. The results were...
Cephalosporium stripe of wheat (Triticum aestivum),
caused by the soilborne fungus Cephalosporium gramineum,
results in significant yield reductions in dryland winter
wheat crops of the U.S. Pacific Northwest. The
development of resistant cultivars offers the best hope
for disease control. Breeding for resistance is hampered
by the long trial times...
Seafood is one of the most diverse and highly traded natural resources worldwide. Widespread evidence of increased seafood fraud and IUU fishing has placed enormous pressure on industry and governments to determine the authenticity, safety, and sustainability of seafood. The recently established US National Ocean Council has addressed several gaps...
Fish sauce is a fermented condiment made primarily from anchovies and is popularly used in Asian countries as it provides unique salty and umami flavor. Its consumption is no longer limited to Southeast Asian countries, but extended to Europe, United States and Canada as a condiment in their food. Fish...
Total copper concentrations of 10 [mu]g/l to 100 [mu]g/l appeared to
alter the predator-prey interactions of fathead minnows (Pimephales
promelas) and Daphnia pulex. The effect of copper concentration on
the total amounts of D. pulex consumed over a 12-h period varied with
the density of prey stocked hourly in the...
Black raspberry (Rubus occidentalis L.) is a US Pacific Northwest specialty crop prized for its unique flavor profile and nutritional attributes. A major obstacle for the raspberry industry is Black raspberry necrosis virus vectored by the large raspberry aphid (Amphorophora agathonica). Market expansion depends on production, which is currently hindered...
Root rot diseases of bean (Phaseolus vulgaris L.) are a problem wherever they are grown, and are a major constraint to dry edible and snap bean production. Root rot is a primary yield limitation of snap bean production in the US, especially within the top three snap bean producing states...
The existence of eigenvalues is shown for certain types of
integral equations with continuous kernels, the proofs utilizing some
basic results of collectively compact operator approximation theory.
The range of different nonvolatile constituents extracted from hops in highly hopped beers suggests that iso-alpha acids may not be the sole contributor to beers’ bitterness. Among brewers producing hop-forward beer styles there is a growing concern that the Bitterness Unit (BU) is no longer an accurate predictor of beer...
This study evaluated the potential of the aerobic Mycobacterium strain JS6O to grow on a variety of organic acid substrates, and the possible effects an organic acid would have on the degradation rate of vinyl chloride (VC). A series of batch growth tests were designed to determine the time it...
Mycosphaerella graminicola (anamorph Septoria tritici) causes Septoria tritici blotch, a globally important disease of winter wheat. Resistance and pathogenicity generally vary quantitatively. The pathogen reproduces both sexually and asexually, and the pathogen population is highly genetically variable. Several unresolved questions about the epidemiology of this pathosystem are addressed by this...
Headwater streams in the Oregon Coastal Range are subject to drastic fluctuations in flow and temperature because of the changing seasonality of a Mediterranean climate. In response to these changes, stream fishes exhibit a variety of movement patterns. Coastal Cutthroat Trout (Oncorhynchus clarkii clarkii) have evolved an assortment of life...
Professional school counselors are tasked with providing effective and relevant career counseling and career-focused activities with all K–12 students; however, the career domain remains the area where school counselors feel least efficacious and competent to broach as part of their role. Addressing the career domain in schools is vital as...
The purpose of this study was to understand current caregiver attitudes towards powered mobility devices for young children with disabilities. This data was obtained by collecting surveys from pediatric physical therapists who interact with many caregivers on a daily basis and often act as the bridge between families and access...
The effectiveness of a three-hour nutrition education workshop
for home economics teachers given in 18 locations in Oregon was
evaluated based on responses from 138 teachers. Changes in knowledge
of and attitude toward four nutrition topics (fast foods, vegetarianism,
weight control, and food exchanges) were measured using
questionnaires completed at...
The development of resistance to multiple fungicide classes is currently limiting disease management options for many pathogens, while the discovery of new fungicide classes has become less frequent. To address this pressing issue, a three-part study with different layers of complexity, objectives, and experimental approaches was conducted using the model...
Each year the United States: Forest Service (USFS) spends billions of dollars fighting forest fires. One strategy used by the USFS to prevent catastrophic fires is through forest restoration programs, in which potential forest fuel is removed through mechanized thinning. This program is expensive and generates high volumes of small-diameter...
Native lamprey species in the Central Valley of California serve important ecological roles in rivers and tributaries and face similar conservation challenges as salmonids. Concerns of declining lamprey populations have led to collaboration of tribes, local, state, and federal agencies to increase understanding of ecology and life history. Pacific Lamprey...
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 to cardiac arrhythmia. Loss of the gene coding for the transcription factor Pitx2 leads...
Purpose: Children with Down syndrome (DS) may have limited opportunities to engage in independent mobility at the same age as their typically developing peers due to motor delays. The primary purpose of this study was to examine two activity-oriented outcomes - (1) onset of independent driving, and (2) onset of...
Community college and university faculty members changing their practice of teaching have reported benefits to participating in peer support within communities of practice that offer an online knowledge sharing space. The ability of such online knowledge sharing to provide opportunities for collaborative knowledge building has made fostering a viable online...
The coastal regions of Chile and Oregon are some of the most productive ecosystems in the world. The intertidal communities of both areas have been well studied, but much remains to be learned about how those communities are structured over large scales. Here, I explore the upwelling regimes and the...
Providing transformational learning opportunities for undergraduate students demands changes to teaching practices. In large-enrollment introductory courses, graduate teaching assistants (GTAs) play an important role in facilitating student learning in small group environments. However GTAs are not provided the pedagogical development necessary to support them to be effective in their teaching...
Forest management is an important mechanism that provides social, ecological, and economic benefits to the community. On public lands, management is often initiated for multi-use objectives. However, both history and research have proven that the level of acceptance for harvesting on public lands varies both temporally and spatially. Public perceptions...
Globally, as surface water quality and quantity diminishes there is increasing reliance on groundwater to buffer water demands of growing populations. Today in many arid regions around the world aquifer pumping rates far exceed recharge rates. Often the groundwater is nonrenewable, or thousands of years old. Despite the known hydrologic...
In an effort to supplement the recently completed NOAA fishing community profiles, three coastal Oregon communities were chosen as sites for a collaborative project designed to produce long-form profiles. In order to provide a representation of the coast Newport, Port Orford, and Garibali, Oregon were included based on community size,...
Black male student-athletes in revenue-producing sports encounter multiple stressors at predominantly White institutions (PWI). These stressors can include identity conflicts, role confusion, feelings of exploitation as revenue producers, academic imposter syndrome, heavy workloads, and racial microaggressions. This study explores how Black male student-athletes in revenue-producing sports define their roles within...
The periviable period is defined as birth between 20 and 26 weeks gestation—the limit of viability or the earliest age at which a premature neonate may be expected to live—during which clinical outcomes vary widely. The medical uncertainty with this pregnancy complication can cause a significant amount of physical and...