Index Catalog // ScholarsArchive@OSU

CdS nanocrystalline thin films deposited by the continuous microreactor-assisted solution deposition (MASD) process : growth mechanisms and film characterizations

Creator:: Su, Yu-Wei
Abstract:: The continuous microreactor-assisted solution deposition (MASD) process was used for the deposition of CdS thin films on fluorine-doped tin oxide (FTO) glass. The MASD system, including a T-junction micromixer and a microchannel heat exchanger is capable of isolating the homogeneous particle precipitation from the heterogeneous surface reaction. The results show...
Resource Type:: Dissertation
Full Text:: . O. Ryu 3 , Daniel R. Palo 2 , Brian K. Paul 4,5 and Chih-hung Chang 1,5 * 1 School of

Investigation of solution-based processes for functional metal oxides : printing, nanostructures, and applications

Creator:: Han, Seung-Yeol
Abstract:: The various solution-based processes, spin coating, inkjet printing, microreactor assisted nanoparticle deposition (MANDTM) and spin-successive ionic layer absorption and reaction (Spin-SILAR) were used to demonstrate thin film electronics and anti-reflective coatings. Several aspects of thin film transistors (TFTs) were tested including a range of temperatures, annealing atmosphere, and deposition methods....
Resource Type:: Dissertation
Full Text:: . I would also like to thank my doctoral committee, Professors Brian K. Paul, Daniel R. Palo

The impact of child-centered play therapy on anxiety levels in pre-neurosurgical pediatric patients

Creator:: Lerwick, Julie L.
Abstract:: The prevalence of childhood illness requiring hospitalization establishes the need for implementation of an applied intervention to decrease levels of hospitalization-induced anxiety in pediatric patients. In addition to anxiety, levels of perceived trauma have also been linked to pre-operative pediatric patients. Child-Centered Play Therapy (CCPT) within the medical setting has...
Resource Type:: Dissertation
Full Text:: : ___________________________________________________________________ Daniel Stroud The prevalence of childhood illness requiring hospitalization establishes

Fluorescence studies on the bases of the nucleic acids in solution at room temperature

Creator:: Hauswirth, William Walter
Abstract:: Fluorescence of adenine, guanine, thymine, cytosine, and uracil has been detected at room temperature in neutral aqueous solution using a digital signal accumulation technique and right angle fluorescence detection from solutions with absorbances between 0. 4 and 0. 7. The quantum yields are respectively 2.6 x 10⁻⁴, 3.0 x 10⁻⁴,...
Resource Type:: Dissertation
Full Text:: School Date thesis is presented r)ctv-Iceic.) /6 /97O Typed by Barbara Eby for William Walter Hauswirth

A Likert scaling of student value statements, field independence-field dependence, and experimentally induced change

Creator:: Paeth, Charles August
Abstract:: In recent years, changes in values have occurred in major elements of the population, most notably among the late adolescents and the college students. That this holds portent for the future was referred to by Revel in WITHOUT MARX OR JESUS when he said, "The American revolution is without doubt...
Resource Type:: Dissertation
Full Text:: : Redacted for privacy 17. Dr. Daniel Poling, of Men Emeritus in charge of major Redacted for privacy

Consistency of associate degree definitions and graduation requirements in the California community colleges : perceptions of community college curricular leaders

Creator:: Borg, Carolyn Sue
Abstract:: The purpose of this study was to produce data and information that inform California Community College decision-makers of: (a) extent of variance in California's associate degree definitions and graduation requirements, and (b) perceptions of curricular leaders regarding the variances. Associate degree definitions and graduation requirements were compiled and analyzed from...
Resource Type:: Dissertation
Full Text:: Community College Curricular Leaders. ,...._ ...---) Redacted for privacy Abstract approved: Daniel B

Regulation of hepatic pyruvate carboxylase in 2,3,7,8-Tetrachlorodibenzo-p-dioxin treated C57BL/6J mice and their pair-fed controls

Creator:: Roy, Shukla
Resource Type:: Dissertation
Full Text:: , for their love and support. I thank Dr. Daniel Selivonchick for his constant encouragement and much

The use of chicken egg yolk vesicles as a potential food system for juvenile Pacific oysters

Creator:: Erickson, Marilyn C.
Resource Type:: Dissertation
Full Text:: Abstract Approved: ^r__^__1 Daniel P. Selivonchick It has been shown that it is possible to generate

Iron acquisition and its regulation in Nitosomonas europaea

Creator:: Vajrala, Neeraja
Abstract:: Iron is absolutely necessary for the maintenance, the defense, the differentiation and last, but by no means least, the growth and cellular division of almost all living organisms including Nitrosomonas europaea, an ammonia oxidizing bacterium. Given the necessity of iron, it is not surprising that N. europaea evolved several irondependent...
Resource Type:: Dissertation
Full Text:: europaea Abstract approved: __________________________________________________ Daniel J. Arp

An assessment of the relationship between culturally specific coping methods and occupational stress for black male counselor educators : Implications for increased diversity in CACREP accredited programs

Creator:: Dempsey, Keith
Abstract:: The absence of Black male counselor educators in CACREP accredited programs is astounding. Out of a pool of 130 CACREP programs, only 31 have at least one Black male full time counselor educator. Although these programs are comprised of approximately 2,000 counselor educators, only 58 of them are Black men....
Resource Type:: Dissertation

The role of chlamydial inclusion membrane proteins in host-pathogen interaction and the development of novel methods for studying chlamydial biology

Creator:: Alzhanov, Damir T.
Abstract:: The majority of our modern understanding of bacterial pathogenesis is based on the strategy that involves screening bacterial genomes for the presence of the genes encoding pathogenic factors, and analysis of these genes via forward and reverse genetics. Chlamydiae represent a unique group of pathogenic bacteria in which it is...
Resource Type:: Dissertation
Full Text:: Daniel D. Rockey The majority of our modern understanding of bacterial pathogenesis is

Generalized linear mixed models with censored covariates

Creator:: Giovanini, John
Abstract:: This dissertation is about statistical methods for data analysis using generalized linear mixed models (GLMMs) with censored covariates. Special attention in given to the particular problem of inference about age-specific reproductive success in wild animal populations using some animals with known ages and some animals with ages only known to...
Resource Type:: Dissertation
Full Text:: : Generalized Linear Mixed Models with Censored Covariates Abstract approved: Daniel W. Schafer

Analysis of chlamydial and host proteins associated with infection

Creator:: Chu, Hencelyn
Abstract:: Chlamydiae are obligate intracellular bacteria that infect a variety of eukaryotic hosts and affect normal host processes. Within host cells, their developmental cycle takes place inside non-acidified vacuoles termed inclusions. An inclusion membrane composed primarily of secreted chlamydial synthesized proteins called Incs encloses the inclusion. At this location, Incs have...
Resource Type:: Dissertation
Full Text:: Abstract approved: _____________________________________________________ Daniel D. Rockey

Comparative foraging ecology of five species of Pacific seabirds : multi-scale analyses of marine habitat use

Creator:: Suryan, Robert
Abstract:: Seabirds are an integral component of marine ecosystems, however, because humans typically observe only snapshots of their lives at sea, our understanding of seabird foraging ecology is often limited. A more complete understanding of the ecological roles of seabirds and identification of critical foraging habitats requires the ability to follow...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________________ Daniel D. Roby Seabirds are an integral component of marine ecosystems, however, because

Understanding chlamydial biology through genome sequencing and comparative genomics

Creator:: Jeffrey, Brendan
Abstract:: The human pathogen Chlamydia trachomatis displays different phenotypes between serovars both in vivo and in vitro. The study of chlamydial biology has been hampered by the lack of a tractable genetic system. Here, chlamydial isolates with known phenotypes as well as strains generated though recombination were fully sequenced to address...
Resource Type:: Dissertation
Full Text:: and Comparative Genomics. Abstract approved: Daniel D. Rockey The human pathogen Chlamydia

Essays on behavioral economics

Creator:: Cao, Zheng
Abstract:: This dissertation consists of two essays that address behavioral economics issues. In first chapter we analyze the effects of psychological pressure on performance using National Basketball Association (NBA) free throw data from the 2002-2003 through 2009-2010 seasons. We find evidence that players choke under pressure – they shoot on average...
Resource Type:: Dissertation
Full Text:: : Daniel F. Stone This dissertation consists of two essays that address behavioral economics issues

A study of the photolysis of the aqueous thymine system at 214 nm, 229 nm and 254 nm

Creator:: Satcher, Robert Lee
Abstract:: The photolysis of the aqueous thymine system has been investigated at 214 nm, 229 nm and 254 nm at room temperature. Products of photolysis have been identified as hydrogen peroxide, 6-hydroxy-5- hydroperoxy thymine and tentatively 5-hydroxy-6-hydroperoxy thymine. These together with thymine loss, were determined quantitatively under a variety of conditions....
Resource Type:: Dissertation
Full Text:: Molecular Orbital Configurations 21 Part B. Photochemistry of Thymine 22 Thymine Dime r s 24 Nature of

Studies of time-resolved fluorescence spectroscopy and resolved absorption spectra of nucleic acid components

Creator:: Fu, Yingxian
Resource Type:: Dissertation
Full Text:: 0 O I 1"I U, R'=H R=H C, R H Urd, 'R' =H R= ribose Cyd, R= ribose UMP, H R= ribose phosphate

The laplace approximation and inference in generalized linear models with two or more random effects

Creator:: Pratt, James L.
Abstract:: This thesis proposes an approximate maximum likelihood estimator and likelihood ratio test for parameters in a generalized linear model when two or more random effects are present. Substantial progress in parameter estimation for such models has been made with methods involving generalized least squares based on the approximate marginal mean...
Resource Type:: Dissertation
Full Text:: dissertation of James L. Pratt presented on November 29, 1994 APPROVED: Major Professor, r presenting

An assessment of intrapersonal and interpersonal resilience factors among trans people : a literature review and quantitative investigation

Creator:: Farnsworth, Liesl M.
Abstract:: The purpose of this dissertation was to demonstrate research scholarship using the American Psychological Association (APA) manuscript-style dissertation format, in accordance with Oregon State University Graduate School and Counseling Academic Unit guidelines. Chapter 1 provides explanation for how Chapters 2 and 3 are thematically linked manuscripts intended to extend professional...
Resource Type:: Dissertation
Full Text:: : ________________________________________________________________________ Daniel Stroud The purpose of this dissertation was to demonstrate research scholarship

Recombination, resistance, and drug discovery in Chlamydia

Creator:: Sandoz, Kelsi
Abstract:: The intracellular life cycle of Chlamydia has been difficult to study due to the inability to genetically manipulate the bacteria. As a result, indirect methods have been employed to study the pathogen and the aspects that contribute to its unique intracellular life cycle. A wide variety of laboratory adapted strains,...
Resource Type:: Dissertation
Full Text:: Discovery in Chlamydia. Abstract approved: Daniel D. Rockey The intracellular life cycle of

Outdoor Behavioral Healthcare Outcomes for Young Adults

Creator:: Roberts, Sean D.
Abstract:: Those experiencing significant psychosocial problems in adolescence and young adulthood are at higher risk for psychological disorder (Pottick, Bilder, Vander Stoep, Warner, & Alvarez, 2008). Compared to peers, these individuals struggle to complete school, fit with social roles, and acquire occupational skills necessary for adulthood (Pottick et al., 2008). Providing...
Resource Type:: Dissertation
Full Text:: Abstract approved: Daniel L. Stroud Those experiencing significant psychosocial problems in

Structure and radiolysis of concentrated nitrate solutions

Creator:: Kiwi, John Tichauer
Resource Type:: Dissertation
Full Text:: solvent and Vin 3 would simply be Trr 3 N where r is the crystallo- graphic radius and N the number of

Understanding Software Development and Testing Practices

Creator:: Hilton, Michael
Abstract:: A bad software development process leads to wasted effort and inferior products. In order to improve a software process, it must be first understood. In this work I focus on understanding software processes. The first process we seek to understand is Continuous Integration (CI). CI systems automate the compilation, building,...
Resource Type:: Dissertation
Full Text:: Software Development and Testing Practices Abstract approved: Daniel Dig A bad software development

Reactions and stereochemistry of thiolato and sulfenato cobalt (III) complexes

Creator:: Herting, Daniel L.
Abstract:: This thesis describes a study of the synthesis, stereochemistry, and reactivity of cobalt(III) cysteinato (CyS) and related thiolato complexes. The preparation of [Co(en)₂CyS]⁺ resulted in a product solution containing a mixture of diastereomers in the ratio 2.3:1 (Δ:A). The isomers were separated by ion exchange chromatography, and their absolute configurations...
Resource Type:: Dissertation
Full Text:: cobalt (III) complexes AN ABSTRACT OF THE THESIS OF DANIEL L. HERTING for the degree of DOCTOR OF

Piscivorous colonial waterbirds in the Columbia River estuary : demography, dietary contaminants, and management

Creator:: Suzuki, Yasuko
Abstract:: Caspian terns (Hydroprogne caspia) and double-crested cormorants (Phalacrocorax auritus) nest in large colonies on East Sand Island in the Columbia River estuary, the largest known colonies for the two species in the world. Both species of piscivorous colonial waterbirds have been identified as predators with a significant impact on the...
Resource Type:: Dissertation
Full Text:: Estuary: Demography, Dietary Contaminants, and Management Abstract approved: Daniel D. Roby

Biochemical, molecular and physiological characterization of 1-butanol dehydrogenases of Pseudomonas butanovora in butane and 1-butanol metabolism

Creator:: Vangnai, Alisa S.
Abstract:: Butane-grown Pseudomonas butanovora oxidized butane by a soluble butane monooxygenase through the terminal pathway yielding 1 -butanol as the predominant product. Alcohol dehydrogenases (ADHs) involved in butane oxidation in P. butanovora were purified and characterized at the biochemical, genetic and physiological levels. Butane-grown P. butanovora expressed a type I soluble...
Resource Type:: Dissertation
Full Text:: Butane and 1 -Butanol Metabolism. Abstract approved: Daniel J.'Arp Butane-grown Pseudomonas

Mechanisms that influence the posttranslational modification of the GluN2B subunit in the aged brain

Creator:: Zamzow, Daniel R.
Abstract:: Memory is essential to everyday life. As we age, deficits in memory become apparent. The toll of age-related cognitive impairment can be devastating to families and costly to society. The NMDA receptor is a molecule in the brain that is instrumental in the formation of memories. The receptor is particularly...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISERTATION OF Daniel R

Application of biomarker compounds as tracers for sources and fates of natural and anthropogenic organic matter in the environment

Creator:: Oros, Daniel R.
Abstract:: Determination of the source and fate of natural (higher plant lipids, marine lipids, etc.) and anthropogenically (e.g., petroleum, coal emissions) derived hydrocarbons and oxygenated compounds in the environment was accomplished using gas chromatography (GC) and gas chromatography-mass spectrometry (GC-MS) to characterize or identify molecular biomarkers to be utilized as tracers....
Resource Type:: Dissertation
Full Text:: OF Daniel R. Oros for the degree of Doctor of Philosophy in Environmental Sciences presented on

Xenobiotic biotransformation in aquatic organisms

Creator:: Schlenk, Daniel K.
Abstract:: Aquatic animals are exposed to a variety of natural and anthropogenic xenobiotics. Biotransformation of xenobiotics was examined in three aquatic animals: a primitive mollusc (chiton); a shellfish which is an important human food source (oyster); and, a lower vertebrate model for toxicological studies (rainbow trout). Since digestive glands of Cryntochiton...
Resource Type:: Dissertation
Full Text:: Cryptochiton stelleri. Daniel Schlenk and Donald R. Buhler Toxicology Program Oregon State University

A mesoscale model study of atmospheric circulations for the northern hemisphere summer on Mars

Creator:: Tyler, Daniel Jr
Abstract:: The Penn-State/NCAR MM5 mesoscale model was adapted for mesoscale simulations of the Martian atmosphere (the OSU MMM5). The NASA Ames Mars GCM provides initial and boundary conditions. High-resolution maps for albedo, thermal inertia and topography were developed from Mars Global Surveyor (MGS) data; these baseline maps are processed to appropriate...
Resource Type:: Dissertation
Full Text:: Daniel Tyler, Jr. Jeffrey R. Barnes Robert M. Haberle Journal of Geophysical Research (Planets) 2000

The essential fatty acid requirements of rainbow trout (Salmon gairdneri)

Creator:: Castell, John Daniel
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF JOHN DANIEL CASTELL for the

Renal function in urodele amphibians

Creator:: Stiffler, Daniel Francis
Resource Type:: Dissertation
Full Text:: Dean of Graduate School Date thesis is presented 54/r/5 t-/ Typed by Ilene Anderton for Daniel Francis

Oceanographic conditions around the Galápagos Archipelago and their influence on cetacean community structure

Creator:: Palacios, Daniel Mauricio
Abstract:: The objectives of this dissertation were to describe the complex oceanographic conditions around the Galápagos Archipelago (eastern equatorial Pacific), their seasonal variability, and their effects on patterns of cetacean occurrence. The physical and ecological factors leading to a plume of high phytoplankton biomass in the wake of the Galápagos were...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Daniel Mauricio Palacios of

Physiological consequences of trichloroethylene degradation by the toluene-oxidizing bacterium Burkholderia cepacia G4

Creator:: Yeager, Chris M.
Abstract:: A number of bacterial species are capable of degrading the widespread environmental pollutant trichloroethylene (TCE) via aerobic cometabolism, but cytotoxic effects that can debilitate the microorganism often accompany this transformation. In this dissertation the effects of TCE degradation on the well-studied, toluene-oxidizing bacterium Burkholderia cepacia G4 were investigated at the...
Resource Type:: Dissertation
Full Text:: Abstract approved: Abstract approved: Daniel J. Arp Peter J. Bottomley A number of bacterial species

The proteomic and transcriptomic responses to iron, sulfur, and nitrogen limitation in the abundant marine bacterium Candidatus Pelagibacter ubique

Creator:: Smith, Daniel P.
Abstract:: Batch cultures of Candidatus Pelagibacter ubique were grown under iron-, organosulfur-, and nitrogen-limiting conditions to understand how this ubiquitous marine bacterium responds to and interacts with environments where growth is limited by the availability of these nutrients. Global gene expression was monitored using microarrays and quantitative mass spectrometry to observe...
Resource Type:: Dissertation
Full Text:: THE DISSERTATION OF Daniel P. Smith for the degree of Doctor of Philosophy in Molecular and Cellular

Linkages among land use, riparian zones, and uptake and transformation of nitrate in stream ecosystems

Creator:: Sobota, Daniel J.
Abstract:: Land use alters the physical and biological structure of stream ecosystems and potentially alters their capacity to process nitrogen (N), an essential nutrient that has nearly doubled in abundance on the biosphere during the past century from human activities. In this dissertation, I quantified uptake and transformation of nitrate (NO₃⁻)...
Resource Type:: Dissertation
Full Text:: Pretext AN ABSTRACT OF THE DISSERTATION OF Daniel J

Vertical Structure of the Lower Troposphere in a Changing Arctic

Creator:: Watkins, Daniel M.
Abstract:: The Arctic climate system is changing dramatically as a response to rising atmospheric greenhouse gas concentrations. Key indicators of Arctic change include thinning and retreating of Arctic pack ice, thawing permafrost, greening tundra, and rising surface temperatures. The structure of the atmospheric boundary layer influences and is influenced by processes...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Daniel M. Watkins

Factors that Influence the Sensory Characteristics of Dry-hopped Beer

Creator:: Vollmer, Daniel M.
Abstract:: When hops are added to beer, varying degrees of hoppy aroma persist in the finished beer as a result of a number of factors. Dry-hopping is a technique whereby hops are added to beer post-fermentation to leverage the maximum aroma potential of the hop essential oils while minimizing bitterness contribution...
Resource Type:: Dissertation
Full Text:: DISSERTATION OF Daniel M Vollmer for the degree of Doctor of Philosophy in Food Science & Technology

Norbert Wiener and the growth of negative feedback in scientific explanation : with a proposed research program of "cybernetic analysis"

Creator:: Hellman, Walter Daniel
Abstract:: Negative feedback has become ubiquitous in science both as a technique and as a conceptual tool. As a technique, negative feedback has a long history; devices based in its use were made in antiquity. It has only been during the last century, however, that rigorous quantitiative methods have become associated...
Resource Type:: Dissertation
Full Text:: SCIENTIFIC EXPLANATION; WITH A PROPOSED RESEARCH PROGRAM OF "CYBERNETIC ANALYSIS" by Walter Daniel Hellman

Characteristics of NADPH-cytochrome P-450 reductase in the house fly (Musca domestica, L.) and the blow fly (Phormia regina, Meigen)

Creator:: Vincent, Daniel R.
Abstract:: NADPH-cytochrome P-450 reductase, an important enzyme in the cytochrome P-450-dependent microsomal monooxygenase system, was purified from insecticide-resistant (R) and -susceptible (S) house flies (Musca domestica, L.) and from the black blow fly (Phormia regina, Weigen). Proteolytic degradation to a P-450 - inactive form of the reductase was reduced during the...
Resource Type:: Dissertation
Full Text:: THESIS OF Daniel R. Vincent for the degree of Doctor of Philosophy in Entomology presented on November

Experiments on a low aspect ratio wing at low Reynolds numbers

Creator:: Morse, Daniel R.
Abstract:: At the start of the 21st century much of the focus of aircraft design has been turned to unmanned aerial vehicles (UAVs) which generally operate at much lower speeds in higher risk areas than manned aircraft. One subset of UAVs are Micro Air Vehicles (MAVs) which usually are no larger...
Resource Type:: Dissertation
Full Text:: THE DISSERTATION OF Daniel R. Morse for the degree of Doctor of Philosophy in Mechanical Engineering

Measuring the Electric Field Dependence of Photocurrent Quantum Yield in Suspended Carbon Nanotube pn Junctions

Creator:: McCulley, Daniel R.
Abstract:: In nanoscale materials, the Coulombic interaction between electrons are stronger than in bulk materials. These stronger interactions, caused by confinement and reduced dielectric screening, have interesting consequences for light-matter interactions. In carbon nanotubes (CNTs), strong interactions can enhance the impact ionization process, and thus assist photocurrent generation in CNTs. Conversely,...
Resource Type:: Dissertation
Full Text:: ABSTRACT OF THE DISSERTATION OF Daniel McCulley for the degree of Doctor of Philosophy in Physics

Cortisol, abdominal obesity, and reductions in inflammation after cardiac rehabilitation in non-diabetic coronary patients

Creator:: Ogimoto, Kayoko
Abstract:: Abdominal obesity is a part of insulin resistance syndrome that is closely linked to increased risk of coronary artery disease (CAD). Because fat tissue acts as an endocrine target and source of hormone production, increased metabolism or production of chemical messengers in fat tissue may result in metabolic perturbations that...
Resource Type:: Dissertation
Full Text:: in Non-Diabetic Coronary Patients. Abstract approved: Daniel P. Williams Abdominal obesity is a

Physical activity, hormone replacement therapy, and insulin resistant coronary artery disease risk factors in postmenopausal women

Creator:: Manns, Patricia J.
Abstract:: Low physical activity levels and high serum C-reactive protein (CRP) levels are risk factors for coronary artery disease (CAD) in both men and women. However, postmenopausal women who take hormone replacement therapy (HRT) may have increased risk of CAD because of HRT-related increases in serum CRP. There are two manuscripts...
Resource Type:: Dissertation
Full Text:: Postmenopausal Women. Abstract Approved: Daniel P. Williams Low physical activity levels and high serum C

Regression calibration and maximum likelihood inference for measurement error models

Creator:: Monleon-Moscardo, Vicente J.
Abstract:: Regression calibration inference seeks to estimate regression models with measurement error in explanatory variables by replacing the mismeasured variable by its conditional expectation, given a surrogate variable, in an estimation procedure that would have been used if the true variable were available. This study examines the effect of the uncertainty...
Resource Type:: Dissertation
Full Text:: Models Abstract approved: Daniel W. Schafer Regression calibration inference seeks to

Likelihood analysis of the multivariate ordinal probit model for repeated and spatial ordered categorical responses

Creator:: Li, Yonghai
Abstract:: This dissertation is about the likelihood analysis of ordered categorical responses in a longitudinal/spatial study, meaning regression-like analysis when the response variable is categorical with ordered categories, and is measured repeatedly over time or space on the experimental or sampling units. Particular attention is given to the multivariate ordinal probit...
Resource Type:: Dissertation
Full Text:: : __________________________ Daniel W. Schafer This dissertation is about the

Chlamydiae under stress : environmental conditions influence the production and localization of chlamydial antigens

Creator:: Brown, Wendy J.
Abstract:: Chlamydiae are obligate intracellular pathogens that cause several serious conditions within the human host. Many of the symptoms associated with infection are thought to stem from the development of aberrant, or persistent, chlamydiae. Factors leading to chlamydial persistence include deprivation of amino acids, the release of certain cellular factors, or...
Resource Type:: Dissertation
Full Text:: : Daniel D. Chlamydiae are obligate intracellular pathogens that cause several serious conditions within

The effects of cyclopropenoid fatty acids on structural components of microsomal membranes

Creator:: Morrissey, Michael Thomas
Abstract:: Studies were conducted to determine the effects of cyclopropenoid fatty acids (CPFA) on the microsomal membrane of livers of rainbow trout (Salmo gairdneri). Slab and tube gel electrophoresis of microsomes from trout fed a CPFA diet (CPFA-microsomes) for varying time periods showed a decrease in the number of protein bands...
Resource Type:: Dissertation
Full Text:: . Abstract approved: '-*— -~- Daniel P. Selivonchick Studies were conducted to determine the effects of

Epidemiology, Etiology, Genetics and Predictive Surveillance Modeling of the Deer Chewing Louse Damalinia (Cervicola) Species

Creator:: Mortenson, Jack A.
Abstract:: A seasonal hair-loss syndrome of native deer began to occur in the Pacific Northwest United States in the mid-1990s. Clinical manifestations of the disease typically include large numbers of chewing lice on Columbia Black-tailed deer (Odocoileus hemionus columbianus) and Columbia White-tailed deer (Odocoileus virginianus leucurus). Expenditure of energy responding to...
Resource Type:: Dissertation
Full Text:: : _____________________________________________________________________ W. Daniel Edge A seasonal hair-loss syndrome of native deer began to occur in the

Genetic variation of chlamydial Inc proteins

Creator:: Viratyosin, Wasna
Abstract:: Genomic analysis is a new approach for the characterization and investigation of novel genes, gene clusters, the function of uncharacterized proteins, and genetic diversity in microorganisms. These approaches are important for the study of chlamydiae, a system in which several genomes have been sequenced but in which techniques for genetic...
Resource Type:: Dissertation
Full Text:: Chlamydial Inc Proteins Abstract approved: Daniel D. Genomic analysis is a new approach for the

Elucidating the Patterns of Cooccurrence, Spatial Structuring, and Impact on Fermentation Metabolism in Kombucha Microbial Communities

Creator:: Harrison, Keisha Rose
Abstract:: This dissertation investigates the microbial diversity and factors influencing the assembly of microbial communities in kombucha production, using a combination of 1H Nuclear Magnetic Resonance Spectroscopy, 16S and ITS rRNA metabarcoding, and traditional culture-based microbiological methods. It also explores the diversity of kombucha starter cultures through shotgun sequencing and metabarcoding...
Resource Type:: Dissertation
Full Text:: Abstract approved: ______________________________________________________ Christopher Daniel Curtin

A method for estimation of generalized linear models when explanatory variables contain meaurement error

Creator:: Sauter, Roger M.
Abstract:: This thesis considers the problem of estimating the linear parameters of generalized linear models (GLM), especially binomial and Poisson regression models, when the explanatory variable is subject to measurement error. In this situation, the dependence of the response variable on the observed explanatory variable cannot typically be modeled as a...
Resource Type:: Dissertation
Full Text:: approved: Redacted for Privacy Daniel W. Schafer This thesis considers the problem of estimating the

Extensions for paired comparisons models

Creator:: Kolsky, James D.
Abstract:: The Thurstone-Mosteller and Bradley-Terry Models are commonly used to rank items from paired comparisons experiments in which one item in each pair "wins," and to assess the importance of time-independent explanatory variables on such rankings. The first part of this thesis clarifies the use of probit and logistic regression models...
Resource Type:: Dissertation
Full Text:: Models. Abstract approved: Daniel W. Schafer The Thurstone-Mosteller and Bradley-Terry Models are

Small Unmanned Aircraft Systems (UAS) for Engineering Inspections and Geospatial Mapping

Creator:: Javadnejad, Farid
Abstract:: Small unmanned aircraft systems (UAS) carrying consumer-grade nonmetric cameras are increasingly utilized to generate high-resolution 3D geospatial data. Low cost, ease of operation, widespread availability and low altitude maneuvering capabilities of UAS, as well as the rapid development of technology and methods, make UAS-based photogrammetry applicable to many civil engineering...
Resource Type:: Dissertation
Full Text:: Abstract approved: ______________________________________________________ Daniel T. Gillins

Equine-Assisted Group Work : An Exploration of Therapeutic Factors and Group Practices

Creator:: Schroeder, Katy
Abstract:: Equine-assisted group work has recently emerged in the empirical literature as a promising treatment approach for a variety of populations, including women trauma survivors (Whittlesey-Jermone, 2014; Shambo, Seely, & Vonderfecht, 2010). However, group therapeutic processes (e.g., therapeutic factors) and group leader characteristics have yet to be studied in equine-assisted groups....
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Daniel L. Stroud Equine-assisted group work has recently emerged in the empirical

Effects of ammonia, pH, and nitrite on the physiology of Nitrosmonas europaea, an obligate ammonia-oxidizing bacterium

Creator:: Stein, Lisa Yael
Resource Type:: Dissertation
Full Text:: Ammonia-Oxidizing Bacterium. Abstract approved: Daniel J. Arp Nitrosomonas europaea is a soil

Observations and prediction of intermittent sediment suspension in the surf zone

Creator:: Yoon, Hyun Doug
Abstract:: In this dissertation the interactions between hydrodynamics, sediment suspension and transport, and morphological evolution in the surf zone was investigated with a large-scale laboratory experiment data, CROss-Shore Sediment Transport Experiment (CROSSTEX). The data set included comprehensive measurements of water surface elevation, fluid velocity, sediment concentration, and morphology for irregular waves...
Resource Type:: Dissertation
Full Text:: Daniel T. Cox In this dissertation the interactions between hydrodynamics, sediment suspension

Diagnostic tools for overdispersion in generalized linear models

Creator:: Ganio-Gibbons, Lisa M.
Abstract:: Data in the form of counts or proportions often exhibit more variability than that predicted by a Poisson or binomial distribution. Many different models have been proposed to account for extra-Poisson or extra-binomial variation. A simple model includes a single heterogeneity factor (dispersion parameter) in the variance. Other models that...
Resource Type:: Dissertation
Full Text:: Models Abstract approved:Redacted for Privacy Daniel W. Schafer() Data in the form of counts or

Inclusion Fusion and Genetic Recombination: Bridging the Gap Between the Chlamydiae

Creator:: Garvin, Lotisha E.
Abstract:: Chlamydia is an obligate intracellular bacterial pathogen that causes a variety of disease in animals and humans worldwide. Veterinary chlamydial pathogens can lead to chronic infections and serious consequences that result in millions of dollars of losses in animals and resources in the agricultural industry in countries that rear ruminants....
Resource Type:: Dissertation
Full Text:: Abstract approved: Daniel D. Rockey

Hydrogenase in Azotobacter vinelandii : the role of the heme ligands in HoxZ

Creator:: Meek, Laura
Resource Type:: Dissertation
Full Text:: , Azotobacter chroococcum, A. vinelandii, Bradyrhizobium japonicum, Paracoccus denitrijicans, and R

Interactions of ammonia monooxygenase in Nitrosomonas europaea with hydrocarbons and substituted hydrocarbons

Creator:: Keener, William Kelvin
Resource Type:: Dissertation
Full Text:: . Abstract approved: Daniel J. Ar , Ph.D. Ammonia monooxygenase (AMO) in Nitrosomonas europaea is a key

Diverse alkane monooxygenase systems in short-chain alkane-utilizing bacteria

Creator:: Hamamura, Natsuko
Resource Type:: Dissertation
Full Text:: Systems in Short-Chain Alkane-Utilizing Bacteria. Abstract approved: Daniel J. Arp Alkane

Probabilistic Tsunami Hazard and Damage Assessment of the Built Environment : Applied at Seaside, Oregon

Creator:: Park, Hyoungsu
Abstract:: Damage estimates to the built environment from tsunamis are important for disaster mitigation, including planning emergency response and recovery. This dissertation evaluates the damage states of buildings in a small urban coastal city, Seaside, Oregon, from tsunami hazards generated by a Cascadia Subduction Zone (CSZ) event. This study is separated...
Resource Type:: Dissertation
Full Text:: Daniel T. Cox Damage estimates to the built environment from tsunamis are important for disaster

Semiparametric maximum likelihood for regression with measurement error

Creator:: Suh, Eun-Young
Abstract:: Semiparametric maximum likelihood analysis allows inference in errors-invariables models with small loss of efficiency relative to full likelihood analysis but with significantly weakened assumptions. In addition, since no distributional assumptions are made for the nuisance parameters, the analysis more nearly parallels that for usual regression. These highly desirable features and...
Resource Type:: Dissertation
Full Text:: Measurement Error. Abstract approved: Daniel W. Schafer Semiparametric maximum likelihood analysis allows

Using Culture-independent Genomics as a Means for Understanding Chlamydial Biology

Creator:: Putman, Timothy E.
Abstract:: The chlamydiae are a family of obligate intracellular bacteria that have a unique bi-phasic developmental cycle, unique cellular properties, and a unique set of challenges to studying its biology. While genetic manipulation is becoming routine in Chlamydia, there are significant challenges to working with this intracellular parasite. The body of...
Resource Type:: Dissertation
Full Text:: approved: ______________________________________________________ Daniel D. Rockey

Effect of cyclopropenoid fatty acids on membrane components of liver of rainbow trout (Salmo gairdneri)

Creator:: Einerson, Mark A.
Abstract:: Three studies were conducted to determine the effects of cyclopropenoid fatty acids (CPFA) on the membrane components of livers of rainbow trout (Salmo gairdneri). In the first study, ¹⁴C-sterculic acid was administered by intraperitoneal injection into rainbow trout and the trout maintained for 72 hours. The labelled sterculic acid was...
Resource Type:: Dissertation
Full Text:: ). 71 "— Abstract approved: r—< 7 Daniel P. Selivonchick Three studies were conducted to

Alteration in levels and synthesis of proteins in trout hepatocytes due to dietary cyclopropenoid fatty acid[s]

Creator:: Perdew, Gary H.
Abstract:: Cyclopropenoid fatty acids (CPFA) are unique compounds that contain a highly strained and reactive cyclopropene ring structure. These compounds have been shown to cause a number of toxic effects in a variety of animals. Rainbow trout (Salmo gairdneri) have proven to be particularly sensitive to CPFA. Studies have revealed that...
Resource Type:: Dissertation
Full Text:: Abstract Approved: ___ ^ ~"~ * 'Daniel P. Selivonchick Cyclopropenoid fatty acids (CPFA

In vivo and in vitro characterization of ammonia monooxygenase in Nitrosomonas europaea

Creator:: Juliette, Lisa Yvonne
Resource Type:: Dissertation
Full Text:: approved: Daniel/Arp°7k Ammonia monooxygenase (AMO) is an enzyme involved in the nitrogen biogeochemical

The effects of 2,3,7,8-tetrachlorodibenzo-p-dioxin on acetyl-CoA carboxylase and other lipogenic enzymes

Creator:: McKim, James M.
Resource Type:: Dissertation
Full Text:: . Abstract approved: Redacted for privacy Daniel P. Selivonchick Acetyl-CoA carboxylase (ACC) is the

Functional, structural and evolutionary analyses of the ferritin-like superfamily of proteins

Creator:: Cooley, Richard Bleier
Abstract:: The ferritin-like superfamily (FLSF) of proteins is composed of a wide variety of functionally diverse proteins involved in oxygen dependent metal-mediated electron transfer reactions. Their biological importance is exemplified by the fact FLSF proteins are found in almost every organism from all three domains of life. Their functions range from...
Resource Type:: Dissertation
Full Text:: : . Daniel J. Arp The ferritin-like superfamily (FLSF) of proteins is composed of a wide variety of

Bioenergetics-based predator-prey relationships between piscivorous birds and juvenile salmonids in the Columbia River estuary

Creator:: Lyons, Donald E.
Abstract:: This dissertation focuses on the predator-prey relationship between two species of avian predators, Caspian terns (Hydroprogne caspia) and double-crested cormorants (Phalacrocorax auritus), and one of their important prey types, juvenile salmonids (Oncorhynchus spp.), in the Columbia River estuary of Oregon and Washington states during the period 1998 – 2007. I...
Resource Type:: Dissertation
Full Text:: Columbia River Estuary. Abstract approved: Daniel D. Roby This dissertation focuses on the

Probabilistic Geospatial Analyses, Uncertainty Modeling, and Mapping of Seismically-induced Ground Failures

Creator:: Sharifi Mood, Mahyar
Abstract:: Ground failures, in particular landsliding, liquefaction and lateral spreading can be triggered by seismic sources. The frequency, magnitude, and impact of these ground failures are highly dependent on the topography and geology of the site including its slope, depositional environment, and geotechnical properties as well as the proximity of the...
Resource Type:: Dissertation
Full Text:: : ________________________________________________________________________________________ Michael J. Olsen Daniel T

Application and computation of likelihood methods for regression with measurement error

Creator:: Higdon, Roger
Abstract:: This thesis advocates the use of maximum likelihood analysis for generalized regression models with measurement error in a single explanatory variable. This will be done first by presenting a computational algorithm and the numerical details for carrying out this algorithm on a wide variety of models. The computational methods will...
Resource Type:: Dissertation
Full Text:: Methods for Regression with Measurement Error. Abstract approved: Daniel W. Schafer This thesis

Effects of Wave Nonlinearity and Vertical Variation of Vegetation Density on Wave Attenuation

Creator:: Wu, Wei-Cheng
Abstract:: The understanding and prediction how coastal wetland vegetation attenuates wave action has received renewed attention with global climate change impacts and increasing populations on coastlines. Conventional attenuation models utilize empirical drag coefficients, but these coefficients exhibit a wide range of values, and there is some uncertainty in the relative importance...
Resource Type:: Dissertation
Full Text:: approved: ______________________________________________________ Daniel T. Cox The understanding

Integrative risk analysis of vector-borne disease

Creator:: Orme Zavaleta, Jennifer
Abstract:: In this dissertation I explore the application of two novel modeling techniques for improving risk analysis of vector-borne disease and discuss their potential use in integrating environmental risk assessment that guides environmental and public health decisions. Techniques for analyzing risk have been considered inadequate due to a lack of understanding...
Resource Type:: Dissertation
Full Text:: Risk Analysis of Vector-Borne Disease Abstract W. Daniel Edge In this dissertation I explore the

Laboratory observations and numerical modeling of inner surf and swash zone hydrodynamics on a steep slope

Creator:: Shin, Sungwon
Abstract:: Laboratory data of free surface elevations and fluid velocities were obtained using a laser-Doppler velocimeter for the case of a periodic wave plunging over an impermeable, steep (1:10) slope with a fixed bottom roughness. The measurements were conducted over 15 cross-shore locations from the outer surf zone to the swash...
Resource Type:: Dissertation
Full Text:: approved: Daniel T. Cox Laboratory data of free surface elevations and fluid velocities were obtained

The relationship between involvement with serious mental illness and self-efficacy among novice counselors

Creator:: Pendygraft, Anne L.
Abstract:: The purpose of this dissertation was to demonstrate research scholarship using the American Psychological Association (APA) manuscript-style dissertation format, in accordance with Oregon State University Graduate School and Counseling Academic Unit guidelines. Chapter 1 explains how chapters 2 and 3 are thematically linked manuscripts intended to extend professional literature in...
Resource Type:: Dissertation
Full Text:: Abstract approved: _____________________________________________________________________ Daniel L

An examination of the validity of the telecourse self-assessment prediction instrument : "Are telecourses for me?"

Creator:: Wetle, Victoria L.
Abstract:: There is a need for a simple tool to assess the learner's match to distance delivery methods such as telecourse and modem classes. The concept of a prediction instrument is a practical approach to identifying the at-risk student in the distance delivery environment. The purpose of this study was to...
Resource Type:: Dissertation
Full Text:: approved: Daniel B. Dunham There is a need for a simple tool to assess the learner's match to distance

Who's in place, who's out of place : examining the politics of natural resource collaboration

Creator:: Cheng, Antony S.
Abstract:: A qualitative research approach composed of three strategies was employed to systematically examine the politics of natural resource collaboration. First, using the Oregon Plan for Salmon and Watersheds as a case study, the behavioral assumptions of natural resource policy instruments enabling collaboration were uncovered and analyzed. Three key assumptions emerge:...
Resource Type:: Dissertation

Identification and characterization of a heat stable protease in arrowtooth flounder (Atheresthes stomias) and methods of inhibition in surimi

Creator:: Wasson, Diana H.
Abstract:: A heat stable protease was identified as the cause of textural degradation in cooked arrowtooth flounder (Atheresthes stomias) muscle. Maximum proteolytic activity in the fish muscle was observed between 55°C and 60°C and myosin heavy chain appeared to be the primary substrate for the enzyme. Degradation of this myofibrillar protein...
Resource Type:: Dissertation
Full Text:: (Atheresthes stomias) and Methods of Inhibition in Surimi Abstract approved: 'Daniel P. Selivonchick

Full-time faculty recruitment and selection strategies practiced by learning-centered community colleges

Creator:: Fowler-Hill, Sandra A.
Resource Type:: Dissertation
Full Text:: Recruitment and Selection Strategies Practiced by Learning-centered Community Colleges. Daniel B. Dunham

Chlamydiae Enhance Self-Antigen Presentation in a Mechanism that is Dependent on Biosynthesis of Lipooligosaccharide

Creator:: Cram, Erik D.
Abstract:: Chlamydia is a genus of obligate intracellular bacteria that undergo a unique, biphasic developmental cycle. The infectious and metabolically inert Elementary Bodies (EBs) begin the cycle of infection by attaching and invading a host cells. Once inside, the EBs differentiate into the metabolically active, dividing Reticulate Bodies (RBs) within their...
Resource Type:: Dissertation
Full Text:: Lipooligosaccharide. Abstract approved: ______________________________________________________ Daniel D

Investigating the basis of substrate specificity in butane monooxygenase and chlorinated ethene toxicity in Pseudomonas butanovora

Creator:: Halsey, Kimberly H.
Abstract:: Pseudomonas butanovora, Mycobacterium vaccae, and Nocardioides sp. CF8 utilize distinctly different butane monooxygenases (BMOs) to initiate degradation of recalcitrant chlorinated ethenes (CEs) that pollute aquifers and soils. BMO-dependent degradation of CEs such as trichloroethylene (TCE) can lead to cellular toxicities. The type and severity of TCE transformation-dependent damage can have...
Resource Type:: Dissertation
Full Text:: : _______________________________________________ Daniel J. Arp Pseudomonas butanovora, Mycobacterium vaccae, and Nocardioides sp

An investigation into the characteristics, perceptions, and expectations of high school students involved in a pilot statewide tech prep in agriculture program in Washington state

Creator:: Willis, James Franklin
Abstract:: The purpose of the investigation was to develop a profile of characteristics, perceptions and expectations of high school students involved in the Washington Tech Prep in Agriculture Statewide Articulation Program (TPAG). The investigation involved nine individual interviews, the responses of 165 students to a forced response survey instrument, and a...
Resource Type:: Dissertation
Full Text:: Program in Washington State Abstract approved: Daniel B. Dunham The purpose of the investigation was

Some characteristics of selected freshman [i.e., freshmen] identified as certain or uncertain about their choice of academic majors at the time they enrolled in Oregon State University fall term, 1970

Creator:: Rye, Jack Clinton
Abstract:: The purpose of this study was to compare two groups of freshmen entering Oregon State University in the fall of 1970; (1) men and women who were uncertain about choices of academic majors at the time of entry, and (2) men and women who were certain about choices of academic...
Resource Type:: Dissertation
Full Text:: Privacy Abstract Approved: \ Dr. Daniel oling The purpose of this study was to compare two groups of

Denison Olmsted (1791-1859), scientist, teacher, Christian : a biographical study of the connection of science with religion in antebellum America

Creator:: Schoepflin, Gary Lee
Abstract:: A biographical study of Denison Olmsted, focusing upon his own Christian world view and its connection with his various activities in science, supports the view that religion served as a significant factor in the promotion of science in America during this time period. Olmsted taught physics, meteorology and astronomy at...
Resource Type:: Dissertation
Full Text:: . Brookes Spencer, for several helpful discussions concerning Olmsted's natural theology; to Dr. Daniel P

Examining Discrimination, HIV/AIDS Conspiracy Beliefs, and Condom Use Among a Diverse Sample of Young Adults

Creator:: Dowhower, Daniel P.
Abstract:: Racial/ethnic discrimination and HIV/AIDS conspiracy beliefs may contribute to disparities in use and satisfaction with healthcare services and engaging in safer sex practices. Previous studies that examined racial/ethnic discrimination and HIV/AIDS conspiracy beliefs focused primarily on African Americans with few studies focusing on Latinos. This study used longitudinal data from...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Daniel P

Recombinant vaccines against infectious hematopoietic necrosis virus : bacterial systems for vaccine production and delivery

Creator:: Simon, Benjamin E.
Abstract:: Several systems were examined for the production and delivery of recombinant vaccines for fish. C. crescentus was employed to produce a fragment of the IHNV glycoprotein. When administered by injection to 0.5 gram rainbow trout (Oncorhynchus mykiss), one of the fusion proteins (184 amino acids of the IHNV glycoprotein fused...
Resource Type:: Dissertation
Full Text:: graduate committee members, especially Dr. Lyle Brown and Dr. Daniel Rockey, for stimulating discussions

Numerical Studies on Fluid-Structure Interaction and Applications

Creator:: Chen, Ming
Abstract:: Fluid-structure interaction (FSI) has been of significant research interest worldwide over the past several decades because of its variety of applications in both offshore and coastal engineering. Researchers analyzing FSI systems rely heavily on experimental tests in model scale in laboratories or large-scale sea trials. However, these tests are often...
Resource Type:: Dissertation
Full Text:: Daniel T. Cox Abstract: Fluid-structure interaction (FSI) has been of significant research interest

In vitro and in vivo evaluations of chemically treated ryegrass straw

Creator:: Anderson, Daniel Craig
Abstract:: Seven in vitro trials were conducted to compare the effects of soaking annual ryegrass straw in solutions of sodium hydroxide (Na₄OH), potassium hydroxide (KOH), ammonium hydroxide (NH₄OH), or sodium formate (NaCHO₂) at varying levels. Dry matter digestibility (DDM) was the criterion used to measure treatment response. A 3 x 3...
Resource Type:: Dissertation
Full Text:: ryegrass straw AN ABSTRACT OF THE THESIS OF DANIEL CRAIG ANDERSON for the DOCTOR OF PHILOSOPHY (Name

Interactions between microbial dynamics, water flow, and solute transport in unsaturated porous media

Creator:: Yarwood, Rockie R.
Abstract:: Bioremediation in the vadose zone is unpredictable because of poor understanding of factors influencing microbial growth in this environment. A lab-scale experimental system was developed to examine, noninvasively, interactions between microbial growth, water flow, and solute transport in unsaturated porous media. Measurements of microbial colonization, and its impact on hydrology,...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF Rockie R. Yarwood for the degree

Utilization of dietary protein by the mussel, Mytilus edulis trossulus (Linnaeus 1758)

Creator:: Kreeger, Daniel A.
Abstract:: Protein microcapsules (PM) were developed as a tool for investigating aspects of dietary protein utilization by mussels, Mytilus edulis trossulus. Digestion of PM in vitro by protease, trypsin, amylase and extracts from the gut of mussels varied significantly depending on the type of protein encapsulated or whether carbohydrates were added...
Resource Type:: Dissertation
Full Text:: trossulus (Linnaeus 1758) AN ABSTRACf OF THE DISSERTATION OF Daniel Austin Kreeger for the degree of

Physiological impacts of Swiss needle cast on Douglas-fir

Creator:: Manter, Daniel K.
Abstract:: A series of studies, in three western Oregon Douglas-fir plantations, was conducted to understand the physiological impacts of Swiss needle cast on Douglas-fir physiology. Four aspects of the disease complex were investigated: fungal colonization and assessment, plant-water relations, carbon assimilation and interaction with climate. Several techniques were developed and used...
Resource Type:: Dissertation

Statistical analysis of RNA sequencing count data

Creator:: Mi, Gu
Abstract:: RNA-Sequencing (RNA-Seq) has rapidly become the de facto technique in transcriptome studies. However, established statistical methods for analyzing experimental and observational microarray studies need to be revised or completely re-invented to accommodate RNA-Seq data's unique characteristics. In this dissertation, we focus on statistical analyses performed at two particular stages in...
Resource Type:: Dissertation
Full Text:: Sequencing Count Data Abstract approved: Yanming Di Daniel W. Schafer RNA-Sequencing (RNA-Seq) has rapidly

The Biology and ecology of weeping alkaligrass (Puccinellia distans) and Nuttall’s alkaligrass (Puccinellia nuttalliana)

Creator:: Tarasoff, Catherine
Abstract:: Weeping alkaligrass (Puccinellia distans) and Nuttall’s alkaligrass (Puccinellia nuttalliana) infest Kentucky bluegrass seed fields of eastern Oregon. Weeping alkaligrass is an introduced species from Eurasia, whereas Nuttall’s alkaligrass is native to semi arid environments of western North America. These species are often referred to collectively as ‘alkaligrass’; however, for farmers...
Resource Type:: Dissertation
Full Text:: : _________________________________________________________________ Carol A Mallory-Smith Daniel A. Ball Weeping alkaligrass (Puccinellia distans) and

Development and Application of Tools for Genetic Analysis of Clonal Populations

Creator:: Kamvar, Zhian N.
Abstract:: Research on the population genetics of microbial organisms requires the use of specialized analyses designed for clonal organisms to avoid violating the assumptions of traditional population genetic models. The tools necessary for performing these analyses existed as a set of unrelated software with non-overlapping capabilities and did not cover all...
Resource Type:: Dissertation
Full Text:: , written in the R statistical language, available on all computing platforms. This package is designed for

Determinants of student intention to engage in laboratory versus non-laboratory science learning behavior

Creator:: Ray, Brian Daniel
Abstract:: The purpose was to gain information about the determinants of student behavior with respect to laboratory (lab) and non-laboratory (non-lab) science learning activities. Fishbein and Ajzen's (1975) theory of reasoned action was used to investigate students' salient beliefs, correlations between determinants of intention, and the relative weights of determinants of...
Resource Type:: Dissertation
Full Text:: laboratory versus non-laboratory science learning behavior AN ABSTRACT OF THE THESIS OF Brian Daniel Ray

Temperature-modulated 7,12-dimethylbenz(a)antheracene carcinogenicity in rainbow trout

Creator:: Zahr, Camille Reda
Abstract:: Temperature influences the incidence of chemically induced cancer in fish, with warmer temperatures being associated with higher cancer incidence. The mechanisms of temperature-modulated chemical carcinogenesis in fish, however, have not been described in detail. Therefore, one primary objective of this study was increased understanding of how temperature-modulated genotoxicity of 7,12-...
Resource Type:: Dissertation
Full Text:: . McFadden, Lavern J. Weber, and Daniel R. Selivonchick for their advice and encouragement. My thanks goes

Passive sampling devices as biological surrogates for evaluating seasonal bioavailability of hydrophobic organic contaminants in surface water

Creator:: Sethajintanin, Doolalai
Abstract:: The seasonal distribution of bioavailable organochiorine contaminants in surface water and the potential environmental factors influencing their bioavailability were evaluated. The study was carried at the lower Willamette River at Portland Harbor, Oregon where surface water runoff varied according to season. Bioavailable water concentrations of DDTs and PCBs were determined...
Resource Type:: Dissertation
Full Text:: are appreciated. I acknowledge my graduate committee, Drs. Lawrence R. Curtis, Jeffrey J. Jenkins

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