As the Chief of the Environmental Sciences Section of BOEM, the speaker welcomed participants and gave background on the topic from the federal perspective. She identified BOEM's need to share environmental research information as well as determine the largest data gaps to guide future research. From her perspective, the intent...
The Chief of the Environmental Sciences Section of BOEM presented the federal perspective that focused on identifying and addressing data gaps. The manager of the Oregon Department of Fish and Wildlife's Marine Resource Program and the Marine Affairs Coordinator for the Oregon Department of Land Conservation and Development acknowledged the...
Development of wave and offshore wind-based marine renewable energy is anticipated on the Outer Continental Shelf (OCS) off Oregon and much of the Pacific Northwest in the coming decade. Multiple issues related to environmental considerations and information needs remain for these emerging industries. The Oregon Marine Renewable Energy Environmental Science...
There is an underrepresentation of minority groups and women in the field of mathematics. With growing interest in equity and inclusion within the mathematics education community, it is important to look at how such concepts can be implemented in the classroom. Equitable and inclusive teaching practices have been shown to...
In three separate trials rats were fed either a basal diet deficient
in selenium and vitamin E or the same diet supplemented with
one or both of these factors. In addition to these treatments in two
of the trials, ethoxyquin was included to provide adequate lipid antioxidant
protection and to...
Background: Some groups of breast cancer survivors bear a greater burden of diminished quality of life than others. Self-identified lesbians, or women who partner with other women in romantic and spousal relationships, are one group of women that has been hypothesized to experience and report poorer quality of life compared...
BACKGROUND: Increasing emphasis in performance-based payment, public reporting, and quality improvement
(QI) has led to widespread interest in measuring and improving the quality of care. By 2014, hospice programs
will be required to report quality data to the federal government or incur financial penalties. With this increased
interest in quality...
Tolerance of adult zebrafish and efficacy of emamectin benzoate and ivermectin in eliminating Pseudocapillaria tomentosa infection were evaluated. In the tolerance study, behavioral changes, fecundity, histopathology, and mortality were evaluated for in-feed administration of emamectin (0.05, 0.10, and 0.25 mg/kg) and ivermectin (0.05 and 0.10 mg/kg). All doses of emamectin...
Electromagnetic fields (EMF) originate from both natural and anthropogenic sources. In the sea, natural sources include the Earth’s magnetic field, sea and tidal currents traveling through that field, and various processes within organisms. Electricity moving along cables and various other devices (as a part of renewable offshore energy development) produces...
The production records used were all converted to a comparable
based, 305 day lactation period, two times a day milking, and
mature equivalent (305 days-2-x-ME) of 71 cows from four Holstein
bulls and 59 cows from four Jersey bulls were used for the study.
The Equal Parent Index, Regression Index...
The effects of early season and late season drought stress on
various carbohydrates, calcium and/or nitrogen content at apical,
central and basal tuber locations were studied for Russet Burbank
and A082260-8 potatoes. Drought stress which occurred early in the
stage of tuber development appeared to have more detrimental effect
than...
DNA fragments of the gene for VP2, the major capsid protein of Infectious
Pancreatic Necrosis Virus (IPNV), were expressed in Escherichia coli and
characterized immunologically with antisera made to different serotypes of
IPNV. The entire VP2 gene was excised from the plasmid pUC19/A+SΔK and
fragmented with restriction enzyme Sau3A1. The...
Molecular biological approaches were used to study and interfere with the life
cycle of infectious hematopoietic necrosis virus (IHNV). These included the control
of IHN disease in rainbow trout by genetic immunization or interference in vitro by
synthesis of sense and antisense expression of the viral nucleocapsid (N) gene, and...
The role of viral proteins in the pathogenesis of infectious hematopoietic necrosis
virus (IHNV) was studied at the molecular level. The expression of the viral genes at the
protein and RNA level, and their cellular localization, were characterized to further our
understanding of viral pathogenesis. The pathogenic effect of individual...
The virion protein patterns of 72 isolates of infectious
hematopoietic necrosis virus (IHNV) were analyzed by sodium dodecyl
sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) of S-methionine
labeled virus. This analysis led to the classification of these virus
isolates into 4 or more types. Type 1 virus is characterized by a
nucleocapsid protein...
Hospital patients are at high risk for foodborne illness; it is essential that hospital foodservice managers know food safety principles. The purpose of this research was to assess the basic food safety knowledge of hospital foodservice managers and to determine their interest in continuing education related to food safety. A...
This study investigated the influence of microwave and
broiling cooking methods on quality parameters of portion size
cuts of beef semitendinosus muscle subjected to pre-rigor
pressure treatment. The pre-rigor pressurized beef was compared
to conventionally processed portion size cuts. Juiciness,
tenderness, and flavor were evaluated by objective and
subjective tests....
The influence of alfalfa fiber level 28, 54 and 74% in diets on
the proximate compositions, pH and water-holding capacity of raw and
cooked rabbit meat were investigated.
Preslaughter live weight, percent dress weight and percent
abdominal fat of rabbits fed 54% alfalfa fiber diet were
significantly higher and total...
The A segment of infectious pancreatic necrosis virus (IPNV)
is expressed as a polyprotein encoding three primary gene
products, VP2, NS and VP3, from a large open reading frame. The
nucleotide sequence for the A segment of the Sp isolate of IPNV
was determined. The NS protein is the putative...
I. Frozen bovine semen samples were measured by flow cytometry
(FCM) to determine if FCM analyses could be useful for sperm quality
evaluation and prediction of bull fertility. Fluorescent dyes
utilized were acridine orange, to measure sperm nuclear chromatin
heterogeneity by quantifying susceptibility of the chromatin to
denaturation, and rhodamine...
Generally presented as a preferred social norm based on both ethical considerations and legislative demands, gender equality has been highly encouraged in recent years. For instance, The United Nations Sustainable Development Goals for 2030 call out achieving gender equality and empowerment of women. However, although there are multiple efforts to...
There is a significant amount of research analyzing the effect of race, gender, and other common demographical data on student interest and performance in computer science. However, there is relatively little research concerning less common demographic populations, such as introverts, artistic students, and visual learners. This study investigates if these...
The effect of 0% (all-beef) and 30% replacement of beef by hydrated
soy protein concentrate (beef-soy) on vitamin B₆ retention in meat
loaves was investigated. Vitamin B₆, moisture, fat and nitrogen contents
were determined in raw meat loaf mixtures, as well as in freshly baked,
held, chilled and microwave reheated...
The symbiosis between cnidarians, such as corals and sea anemones, and photosynthetic dinoflagellates belonging to the genus Symbiodinium spp. is one of the most productive in the marine environment. This mutualistic endosymbiosis allow reef-building corals to lay down the foundation of coral reef ecosystems, which supports a highly biodiverse community...
The results of research designed to develop a synthesized diet
as a substitute or supplement to algae for culturing the Miyagi strain
of juvenile Pacific oysters, Crassostrea gigas (Thunberg) are
reported. The growth of juvenile Pacific oysters fed equal amounts
(based on ash free dry weights [AFDW]) of algae (Pseudoisochrysis...
Phytoplankton and microzooplankton comprise the base and the first link of the marine food web, respectively. These microbes are key drivers of marine carbon and nutrient cycles. Phytoplankton convert atmospheric CO₂ into organic carbon, and microzooplankton consume phytoplankton, packaging phytoplankton carbon into particulate forms that have a variety of fates:...
Techniques to measure vegetative maturity and dormancy
of deciduous nursery stock were investigated in red-osier
dogwood. Previous methods which were based on: survival
or tip dieback, change in level of ethylene production,
xylem water potential, and alteration of square wave traces
traces, provided no better indication of dormancy than did...
The Warm Springs Reservation is located in central Oregon. Livestock production consists of beef (commercial with an Angus, Horned Hereford base) and roping (Corriente and Longhorn) cattle and horses that forage most of the year on the open range within reservation boundaries. Forage consists of annual and perennial grasses and...
Endemic populations of pandora moths (Co/oradia pandora Blake), a defoliator of western pine forests, proliferated to epidemic levels in central Oregon in 1986 and increased dramatically through 1 994. Golden-mantled ground squirrels (Spermophilus lateralis Say) consume adult pandora moths, but reject nutritionally valuable eggs from gravid females. Feeding trials with...
Two digestibility trials using sheep were conducted to determine
the digestibility coefficients of a commercially processed NaOH treated
annual ryegrass straw cube. Comparisons were made with loose, chopped
ryegrass straw and a ryegrass straw cube processed with molasses as a
binder.
The NaOH cubed straw was produced by spraying a...
The Bureau of Land Management (BLM) maintains a growing number of feral horses on public rangelands. With population growth rates as high as 22% annually, herds are exceeding their carrying capacity and millions of dollars are spent maintaining captured horses in holding facilities awaiting adoption. To manage the feral horse...
Nitrate reductase is known to be the enzyme regulating the
reduction of nitrate to nitrite in plants. This reduction is the first
and rate-limiting step in the transformation of inorganic nitrate to
a cellular nitrogen form. Since this reduction process is essential
to phytoplankton growth when nitrate is the only...
The Roosevelt elk (Cervus elephus roosevelti) is a
National Forest management indicator species on the westside
of the Cascade mountains, Western Oregon. A Habitat
Effectiveness model is used by State and Federal agencies to
evaluate elk habitat in the region. Concerns about the
model's lack of differentiation between winter and...
The ecology of netleaf hackberry (Celtis reticulata Torr.) is poorly known
throughout its broad western range. To gain some understanding of the species' basic
ecology, three components of its life history were studied. First, seed germination
requirements were analyzed under laboratory conditions. Second, hackberry population
dynamics were evaluated from tree...
In 1968, Congress passed the Wild and Scenic River Act
creating a system of rivers protected from dams and other
development. By 1987, segments of four Oregon rivers were
protected by the Wild and Scenic River System: the Rogue,
Illinois, Owyhee, and a portion of the Snake along the
Idaho...
In an attempt to find a laboratory species which develops an
experimental myopathy similar to white muscle disease (WMD) in
lambs, comparative studies of nutritional muscular dystrophy of
chicks were initiated. This condition was grossly visible as white
striations running parallel with the fibers of the pectoral muscles and
was...
This work sought to characterize a link between Vitamin C and nitroglycerin at the level of enzymatic bioactivation. Before we could proceed, we needed to develop a method that sensitively and selectively identified the product of bioactivation, nitrite. We successfully adapted traditional diaminonaphthalene derivatization with the use of stable isotope...
The relationship between plasminogen activator (PA) production and cell stage, cell number and changes in overall diameter and zona pellucida thickness for bovine embryos developing in vitro was determined. Late morulae to blastocysts (n=80) were collected nonsurgically from naturally mated, estrous-synchronized and superovulated crossbred beef cows. Embryos were cultured, one...