Index Catalog // ScholarsArchive@OSU

Factors associated with the implementation fidelity of a school-based social and character development program : findings from the Positive Action program, Hawai’i

Creator:: Beets, Michael W.
Abstract:: Implementation fidelity (dosage, adherence, quality of delivery, responsiveness, program differentiation) is the degree to which a program was carried out to its original intent. The following three studies examined the implementation fidelity of a school-based health promotion social and character development (SACD) program. The, Positive Action (PA) program was a...
Resource Type:: Dissertation
Full Text:: - v5.doc AN ABSTRACT OF THE DISSERTATION OF Michael W. Beets for the degree of Doctor of

The first year of teaching secondary agricultural education : a national study

Creator:: Warnick, Brian K.
Abstract:: The purpose of this study was to describe the perceptions of the first year experience of teaching secondary agriculture and to explore the relationships between these perceptions, the characteristics of beginning agriculture teachers, and the types of support provided to beginning teachers. An additional focus of the study was to...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Brian K. Warnick for the

Application of laser spectroscopy to structure and dynamics of small molecular systems

Creator:: Bozlee, Brian J.
Abstract:: A variety of laser spectroscopic methods are employed in this thesis research for studies of CF₃NO, an interesting model photodissociative system, and for investigation of low energy rotations and vibrations of small molecules and low molecular weight clusters in free jet expansions. Nonradiative energy decay for electronically excited CF₃NO is...
Resource Type:: Dissertation
Full Text:: dynamics of small molecular systems AN ABSTRACT OF THE THESIS OF Brian J. Bozlee for the degree of

Numerical Methods for Upscaling Complex Transport Phenomena

Creator:: Taghizadeh, Ehsan
Abstract:: Transport phenomena specially the ones that occur in the various engineering disciplines such as tissue engineering and natural environment are often complex to analyze mostly due to the dynamic and geometric complexities; as such, they have been the subject of an active and intense area of research in past decades....
Resource Type:: Dissertation
Full Text:: : Numerical Methods for Upscaling Complex Transport Phenomena Abstract approved: Brian D. Wood Transport

Selenoprotein W : Purification and characterization of its interaction with calmodulin

Creator:: Bauman, Andrew Thomas
Abstract:: Selenoprotein W (SeW) is a protein whose function is unknown, but potentially plays a vital role in calcium metabolism, as an indirect link has been established with white muscle disease (WMD). White muscle disease occurs in selenium deficient animals, and is characterized by the precipitation of calcium in muscle, leading...
Resource Type:: Dissertation
Full Text:: degree of Doctor of Philosophy in Toxicology presented on November, 26, 2003. Title: Selenoprotein W

Predicting mechanical instability of a cylindrical plate under axial flow conditions

Creator:: Marcum, Wade R.
Abstract:: Five U.S. high performance research reactors (HPRRs) are currently part of an international nonproliferation program with the objective of ultimately converting their highly enriched uranium (HEU) fuel to a new high density, low enriched uranium (LEU) fuel while still maintaining their reactor kinetic and thermal hydraulic performance. A uranium-molybdenum (U-Mo)...
Resource Type:: Dissertation
Full Text:: Conditions Abstract approved: ________________________________________________ Brian G. Woods

Micromixer assisted continuous flow synthesis of nanoparticles of binary compounds and their application

Creator:: Palanisamy, Barath
Abstract:: In this work, continuous synthesis routes for binary nanoparticles using advantages of microchannel mixing (low diffusion distances and higher mass transfer) and fast heating rates provided by ultrasound induced heating are investigated. In addition, the application of silica nanoparticles in anti-reflective coatings on glass and understanding the structure property-performance correlation...
Resource Type:: Dissertation
Full Text:: of Nanoparticles of Binary Compounds and their Application Abstract approved: Brian K Paul In

Culture and Contexts of Intimate Partner Violence in Nigeria : The Role of Child Marriage, and Implications for Public Health and Population Growth

Creator:: Nwegbu, Somawina Chiazo
Abstract:: Intimate partner violence against women (IPVAW) and early marriage of female children are significant public health challenges in Nigeria. Previous research has shown a strong association between the two. Furthermore, both issues have severe implications for socioeconomic progress and present barriers to the realization of the Sustainable Development Goals (SDGs)....
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Brian R. Flay Intimate partner violence against women (IPVAW) and early marriage of

Fluidic and thermal modeling for the high production rate synthesis of high quality nanoparticles

Creator:: Peterson, Daniel Alan
Abstract:: Advances of colloidal nanomaterials for societal benefit have been hampered by the high cost and low quality of nanoparticles (NPs). The production of high quality nanoparticles within colloidal suspension has two related concerns; (1) current high production rates methods of synthesizing nanoparticles result in a larger range of particle size,...
Resource Type:: Dissertation
Full Text:: Abstract approved: Brian K. Paul Advances of colloidal nanomaterials for societal benefit have been

Phylogenetics, Biogeography, Morphological Variation, and Taxonomic Revision of Sandelia capensis (Cuvier 1829) (Anabantiformes: Anabantidae), a Freshwater Fish from the Coastal Streams of the Cape Region, South Africa

Creator:: Bronaugh, Whitcomb Meade
Abstract:: Accumulating human impacts on freshwater ecosystems have created a biodiversity crisis for freshwater fishes while conservation efficacy remains hampered by the Linnaean shortfall, the ignorance of many species that have yet to be discovered and described. The past discovery of most freshwater fish species was simply a matter of collecting...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Brian L. Sidlauskas Accumulating human impacts on freshwater ecosystems have created a

Examination of airborne discrete-return lidar in prediction and identification of unique forest attributes

Creator:: Wing, Brian M.
Abstract:: Airborne discrete-return lidar is an active remote sensing technology capable of obtaining accurate, fine-resolution three-dimensional measurements over large areas. Discrete-return lidar data produce three-dimensional object characterizations in the form of point clouds defined by precise x, y and z coordinates. The data also provide intensity values for each point that...
Resource Type:: Dissertation
Full Text:: FOREST Brian M. Wing Martin W. Ritchie Kevin Boston Warren B. Cohen Alix Gitelman

Host range, serological and electron microscope studies of phages of Agrobacterium tumefaciens (Smith and Townsend) Conn

Creator:: Buangsuwon, Pairoj
Abstract:: Phages of crown gall bacteria were among the first to be isolated and certain properties of these phages have been studied by a number of investigators. However, several important characteristics have not been studied in detail. The present investigation was made in order to determine the major sources of phages...
Resource Type:: Dissertation
Full Text:: Phages of Agrobacterium Tumefaciens (Smith and Townsend) Conn AN ABSTRACT OF THE THESIS OF PAIROJ

Turbulent Heat Transfer of Supercritical Carbon Dioxide in the Proximity of the Pseudo-Critical Point with Non-Uniform Heat Flux Boundary Conditions

Creator:: Jajja, Saad A.
Abstract:: Seven decades of supercritical heat transfer research have not seen an attempt to characterize turbulent thermal transport in internal flows subject to asymmetric heating. Existing heat transfer models therefore do not account for phenomena that dictates thermal transport, in the proximity of the pseudo-critical point, for non-uniform heating. Additionally, past...
Resource Type:: Dissertation
Full Text:: -Critical Point with Non-Uniform Heat Flux Boundary Conditions Abstract approved: Brian M. Fronk Seven

The influence of selenium on selenoprotein W

Creator:: Yeh, Jan-ying
Abstract:: The objective of our study was to investigate the effect of selenium on selenoprotein W. Western blot analysis indicated that selenoprotein W is present in muscle, brain, testis and spleen of rat tissues. Tissue distribution of selenoprotein W was not altered in rats fed various selenium levels. Among muscle, brain,...
Resource Type:: Dissertation
Full Text:: The influence of selenium on selenoprotein W AN ABSTRACT OF

Characterization of rodent selenoprotein W promoter

Creator:: Amantana, Adams
Abstract:: Rat selenoprotein W (SeW) promoter activity was investigated using different concentrations of cadmium, copper, and zinc. Two fragments (404bp and 1265bp) of the SeW promoter, containing a single metal response element (MRE), were ligated into the multiple cloning site of a pGL3-Basic reporter plasmid. The constructs were transfected into cultured...
Resource Type:: Dissertation
Full Text:: Selenoprotein W Promoter Abstract approved: Philip D. Whanger Rat selenoprotein W (SeW) promoter activity was

Biochemical and molecular characteristics of selenoprotein W

Creator:: Gu, Qiu-Ping
Resource Type:: Dissertation
Full Text:: Biochemical and molecular characteristics of selenoprotein W

An experimental study of laminarization induced by acceleration and curvature

Creator:: Jackson, R. Brian
Abstract:: The Generation IV Very High Temperature Reactor (VHTR) design is being actively studied in various countries for application due to its inherent passive safe design, higher thermal efficiencies, and proposed capability of providing high temperature process heat. The pebble bed core is one of two core designs used in gas...
Resource Type:: Dissertation
Full Text:: ABSTRACT OF THE DISSERTATION OF R. Brian Jackson for the degree of Doctor of Philosophy in Nuclear

Tempo and Mode of Lineage and Morphological Diversification in a Hyperdiverse Freshwater Fish Radiation (Teleostei : Characiformes)

Creator:: Burns, Michael D.
Abstract:: Characiform fishes form one of the most diverse freshwater fish clades in the world. Comprising more than 2000 species and distributed primarily in South America and Africa, characiforms vary dramatically in their ecomorphology. However, the evolutionary processes responsible for the immense ecomorphological diversity remains unknown. Recently, a study postulated that...
Resource Type:: Dissertation
Full Text:: : ________________________________________________ Brian L. Sidlauskas Characiform fishes form one of the most diverse freshwater fish

Crossing Boundaries during Stress Responses: Antigen Presentation by Adaptive and Innate MHC Class I Molecules

Creator:: Nagamine, Brandy S.
Abstract:: The immune system is a complex network of cellular processes working in harmony to guard us against pathogenic attack. Of utmost importance is the ability of the immune system to discriminate between “self” and “non-self” and diseased versus healthy. Recognition of antigens complexed to major histocompatibility complex (MHC) molecules is...
Resource Type:: Dissertation
Full Text:: : _____________________________________________________ Brian P. Dolan The immune system is a complex network of cellular processes working

AppleMgr, a prototype decision aid for apple pest management

Creator:: Haley, Sue
Abstract:: Computer decision aids can help integrate and apply diverse sources of information and expertise to problems of integrated pest management (IPM) in agriculture and forestry. AppleMgr combines a rule-based expert system with databases and spreadsheets in a prototype decision aid intended to be expanded and modified for use by extension...
Resource Type:: Dissertation
Full Text:: to producing the AppleMgr decision aid. The project was initially proposed by Brian Croft and

Prey-stage preference in phytoseiid mites

Creator:: Blackwood, J. Scott
Abstract:: Knowledge of how individual organisms behave in their environment can provide a greater understanding of population dynamics. In a predator-prey system, the choices made by predators when foraging for prey are important aspects of behavior. Particularly in the case of a stage-structured prey population, how the predator selects prey stages...
Resource Type:: Dissertation
Full Text:: preference in phytoseiid mites. Abstract approved: Brian A. Croft Knowledge of how individual organisms

Half Array Architecture for Advancing Microchannel Heat Recuperation to Market

Creator:: Brannon, Samuel T.
Abstract:: High temperature microchannel heat recuperators (HTμRs) offer an efficient means of improving reactor process thermal efficiency by offering smaller form factors due to increased heat transfer surface area density and volumetric heat transfer rate over traditional heat exchanger designs. To date, HTμRs face cost and reliability challenges. In this work,...
Resource Type:: Dissertation
Full Text:: approved: Brian K. Paul High temperature microchannel heat recuperators (HTµRs) offer an efficient means

Factors that influence the quality of teacher implementation of a school-based social-emotional learning and health promotion program

Creator:: Malloy, Margaret
Abstract:: Research regarding factors that promote high-quality implementation of school-based prevention programs has increased markedly over the past decade as it has become increasingly recognized that evidence-based programs are often not well implemented. Whole-school interventions may be particularly complex to implement because they are intended to involve all school personnel and...
Resource Type:: Dissertation
Full Text:: : Brian R. Flay Research regarding factors that promote high-quality implementation of school-based

Biological control of spider mites by the predatory mite Neoseiulus fallacis (Acari: Phytoseiidae) in ornamental nursery systems

Creator:: Pratt, Paul D.
Abstract:: We identified and evaluated a phytoseiid predator as a biological control agent of multiple spider mites pests that occur in ornamental nurseries. When comparing species, Neoseiulus fallacis (Garman) had a wider prey range than Galendromus occidentalis (Nesbitt), a higher probability of overwintering than Neoseiulus califomicus McGregor and was equally or...
Resource Type:: Dissertation
Full Text:: : Phytoseiidae) in Ornamental Nursery Systems. //") / ,/ / Abstract app / / Brian / We identified and

Stags of the Sea or Hedgehogs of the Harbor? Inferring the Point of Sculpin Cranial Weaponry

Creator:: Buser, Thaddaeus J.
Abstract:: Animal weapons are thought to have evolved to compete for reproductive opportunities within a species. Across the diverse weapon-bearing taxa, several evolutionary trends have emerged: (1) increasing complexity and relative size across ontogeny, (2) sexual dimorphism, and (3) higher levels of random deviations from symmetry (i.e., fluctuating asymmetry) than non-weaponized...
Resource Type:: Dissertation
Full Text:: : _____________________________________________________ Brian L. Sidlauskas Animal weapons are thought to have evolved to compete for

Non-Canonical Nedd8 Conjugation Mediated Targeted Protein Degradation and Direct Antigen Presentation

Creator:: Vijayasimha, Kartikeya
Abstract:: While the role of ubiquitin in protein degradation is well established, the role of other ubiquitin-like proteins (UBLs) in protein degradation is less clear. Neural precursor cell expressed developmentally down-regulated protein 8 (NEDD8) is the UBL with the highest level of amino acid identity when compared to ubiquitin. Here we...
Resource Type:: Dissertation
Full Text:: Presentation. Abstract approved: ______________________________________________________ Brian P. Dolan

Foam-Core Meniscus Coating and Diffusion Bonding for Energy Applications

Creator:: Saranam, Venkata Rajesh
Abstract:: In the second chapter, a foam-core meniscus coating process was developed for retrofitting 100 nm-scale sol-gel anti-reflective coatings onto in-field solar panels through the deposition, evaporation, and curing of wet films.Advantages of this technique include the means to control fluid flow relative to substrate motion and the ability to conform...
Resource Type:: Dissertation
Full Text:: : Brian K. Paul In the second chapter, a foam-core meniscus coating process was developed for retro

Assessing the impact of microbial pesticides on nontarget insects : laboratory versus field tests

Creator:: James, Rosalind R.
Resource Type:: Dissertation
Full Text:: : Brian A. Croft Many entomopathogenic fungi that are used as microbial pest control agents (MPCAs

Do running and fatigued running relate to tibial stress fractures?

Creator:: Sasimontonkul, Siriporn
Abstract:: Tibial stress fractures are common in runners. However, it is unclear what factors are associated with tibial stress fractures. This study aimed to investigate 1) magnitudes of bone contact forces occurring while running 2) whether or not repeated application of running loads is sufficient to explain tibial stress fractures and...
Resource Type:: Dissertation
Full Text:: who have helped me with this dissertation. I am especially indebted to committee members, Dr. Brian

Nickel nanoparticles-assisted diffusion brazing of stainless steel 316 for microfluidic applications

Creator:: Tiwari, Santosh K.
Abstract:: Transient liquid-phase diffusion brazing is used in precision, hermetic joining applications as a replacement for diffusion bonding to reduce cycle times, reduce bonding pressure and improve yields. Studies showed that the interlayer used in diffusion brazing can be detrimental due to the use of melting point depressants (MPDs). The goal...
Resource Type:: Dissertation
Full Text:: : ___________________________________________________________________ Brian K. Paul Transient liquid-phase diffusion brazing is used in precision, hermetic

Inhibition, gene expression and modeling of ammonia oxidation in biofilms of Nitrosomonas europaea

Creator:: Lauchnor, Ellen Grace
Abstract:: This dissertation explores the physiology and gene expression of the ammonia-oxidizing bacterium Nitrosomonas europaea in surface-associated bacterial communities, or biofilms. Biofilms of N. europaea were cultivated in drip flow reactors for several weeks and gene expression microarrays were used to detect 240 genes differentially expressed between the mature biofilms and...
Resource Type:: Dissertation
Full Text:: Lewis Semprini Brian Wood This dissertation explores the physiology and gene expression of the

Experimental and numerical analysis of transport in saturated heterogeneous media

Creator:: Harrington, Stephanie J.
Abstract:: The conventional advection-dispersion equation cannot adequately describe all processes driving solute transport in heterogeneous systems. This dissertation focuses on the individual influences of both chemical (Chapter 2) and physical processes (Chapters 3 and 4) which affect solute transport. In Chapter 2 we analyzed uranium transport in natural sediment using the...
Resource Type:: Dissertation
Full Text:: : Experimental and Numerical Analysis of Transport in Saturated Heterogeneous Media Abstract approved: Brian D

Ethnic, Age, and Gender Comparisons in Mediation of Socio-Cultural and Intrapersonal Influences on BMI by Physical Activity and Dietary Intake among California Adolescents

Creator:: Le, Binh T.
Abstract:: In the U.S., childhood overweight and obesity has grown to epidemic levels. The National Survey of Children’s Health (NSCH) found that nationwide, approximately 32% of children 10–17 years old are identified as overweight, over half of them (nearly 17%) are obese. This is a concern because these rates continue to...
Resource Type:: Dissertation
Full Text:: Adolescents Abstract approved: Brian R. Flay In the U.S., childhood overweight and

Visualization and characterization of biofilm spatial distribution in porous media using x-ray computed microtomography

Creator:: Iltis, Gabriel C.
Abstract:: This work focuses primarily the development of methods for imaging microbial biofilms in opaque porous media using x-ray computed microtomography (CT). Two methods for evaluating biofilms in porous media are presented. The first focuses on the addition of silver-coated, hollow glass microspheres to a biofilm-containing micro-model. The silver-coated microspheres affix...
Resource Type:: Dissertation
Full Text:: : _____________________________________________________ Dorthe Wildenschild Brian D. Wood This work focuses primarily the development of

Students as pro-social bystanders : opportunities, past behaviors, and intentions to intervene in sexual assault risk situations

Creator:: Hoxmeier, Jill C.
Abstract:: Sexual assault is a major public health concern in the U.S, and college students are particularly vulnerable to victimization. A health issue that affects nearly one in four women (Fisher, Cullen, & Turner, 2000; Karjane, Cullen, & Turner, 2005) and that is associated with severe negative health outcomes, including depression...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________________________________ Brian R. Flay Sexual assault is a major public health concern in the U.S, and

Selenoprotein W : distribution and function in rat tissue and cultured cells

Creator:: Sun, Yu, 1963-
Abstract:: The objective of this study was to further determine the distribution of selenoprotein W (SeW) in tissues from rats and sheep fed different selenium levels and to search for the possible functions of this protein. In the rat study a total of 28 rat tissues were examined and SeW was...
Resource Type:: Dissertation
Full Text:: Selenoprotein W: Distribution and Function in Rat Tissues and

Health knowledge competencies and essential health skills of entry level college freshmen enrolled in Oregon's research universities

Creator:: Beeson, Luana J.
Abstract:: The purposes of the study were to: 1) evaluate health knowledge competencies, 2) assess health skills, and 3) determine interrelationships among health knowledge, health skills, and self-reported behavioral demographic variables for Oregon entry-level college freshmen who had graduated from Oregon schools. An instrument, the "Health Education Survey," was developed with...
Resource Type:: Dissertation
Full Text:: Enrolled in Oregon's Research Universities Abstract approved: Redacted for Privacy 0 Margaret M. Smith

An analysis of the relationships between self-preceived occupational stress, reported health status, sex-role socialization, attitude toward feminism, educational attainment, and preceived pay equity among OPEU clerical specialists in the Oregon State employment system

Creator:: Graham, Diana Sue
Abstract:: The purpose of this study was to examine the responses to a mail survey of a random sample of female subjects (Ss), who at the time of the study were members of the Oregon Public Employees Union employed as clerical specialists by the State of Oregon, in order to: 1....
Resource Type:: Dissertation
Full Text:: - Re o H-al h x-R le ializ ion A it T w rd Feminism. Educational Attainment, and Perceived Pay Equity

Development and diagnostic applications of a group-specific caliciviridae cDNA hybridization probe cloned from San Miguel sea lion virus, type 5, a calicivirus of ocean origin

Creator:: Poet, Steven E.
Resource Type:: Dissertation
Full Text:: , Type 5, a Calicivirus of Ocean Origin Abstract approved: Alvin W. Smith Pathogenic

Morphologic, molecular and antigenic characteristics of Bacteroides nodosus

Creator:: Gradin, Joseph Lloyd
Resource Type:: Dissertation
Full Text:: Bactt.!idel'' sus Pili Abstract approved: Redacted for privacy Alvin W. Smith V Bacteroides nodosus is

Evaluation of the intergovernmental relationships between national and state wetland regulatory agencies within wetland regulatory units

Creator:: Taylor, Ryan W
Abstract:: Since the 1890s, American federalism has been perceived as being unique in the world by having two different levels of government operating within the same jurisdiction without influencing one another. Modern scholars call into question the validity of this basic assumption, but few have published quantitative evidence to reject its...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Ryan W. Taylor for the

Identification of structural parameters and hydrodynamic effects for forced and free vibration

Creator:: Kruchoski, Brian L. (Brian Louis)
Abstract:: Statistically-based estimation techniques are presented in this study. These techniques incorporate structural test data to improve finite element models used for dynamic analysis. Methods are developed to identify optimum values of the parameters of finite element models describing structures. The parameters which may be identified are : element area, mass...
Resource Type:: Dissertation
Full Text:: effects for forced and free vibration AN ABSTRACT OF THE THESIS OF Brian L. Kruchoski for the degree of

Investigating variation in immunity and infection risk in wild ungulates

Creator:: Dugovich, Brian S.
Abstract:: In the midst of the sixth mass extinction, understanding wildlife disease spillover is critical to maintaining protected wildlife areas. Studying ecoimmunology and wildlife disease ecology helps to understand immune and disease traits in an ecological context, which is invaluable in preventing pathogen spillover between livestock and wildlife. To investigate this...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Brian S. Dugovich

A fistful of Astragalus : phenotypic and genotypic basis of the most taxon rich species in the North American flora

Creator:: Knaus, Brian J.
Abstract:: The study of the infra-specific ranks (i.e., subspecies and variety) can be considered the study of the process of speciation. Astragalus lentiginosus Douglas ex Hooker (Fabaceae) is the most taxon rich species in the U.S. flora currently including 40 taxonomic varieties. These varieties were described using traditional taxonomic methods primarily...
Resource Type:: Dissertation
Full Text:: Brian J. Knaus for the degree of Doctor of Philosophy in Botany and Plant Pathology presented on

Symbiosis in the Pacific Ring of Fire : evolutionary-biology of Rhizopogon subgenus Villosuli as mutualists of Pseudotsuga

Creator:: Mujic, Alija Bajro
Abstract:: Rhizopogon is a large genus of ectomycorrhizal (EM) fungi that grows in association with host trees of the family Pinaceae. We have conducted a series of studies investigating the ecology and evolutionary biology of the EM symbiosis shared between R. subgenus Villosuli and trees of the genus Pseudotsuga. Two members...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Joseph W. Spatafora Rhizopogon is a large genus of ectomycorrhizal (EM) fungi that grows in

Unearthing the Cretaceous Diversification of Cornales

Creator:: Atkinson, Brian A.
Abstract:: The order Cornales (dogwoods) is the earliest diverging lineage within the most diverse group of flowering plants, the asterids (>80,000 species). Although molecular phylogenetics have significantly improved our understanding of cornalean systematics, early phylogenetic relationships remain uncertain due to an initial rapid radiation. The fossil record of Cornales is extensive...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Brian A. Atkinson for the degree of Doctor of Philosophy

Dogs, Death, and Dietary Breadth: Insights into the Macroecology and Macroevolution of Canidae

Creator:: Tanis, Brian P.
Abstract:: The size, shape, and stability of a species’ dietary niche can both influence and reflect a variety of biological patterns, including species interactions, extinction risk, and ecosystem function. This is particularly apparent when dietary changes manifest at ecosystem and clade scales to profoundly affect macroecological and macroevolutionary trajectories. However, many...
Resource Type:: Dissertation
Full Text:: ABSTRACT OF THE DISSERTATION OF Brian P. Tanis for the degree of Doctor of Philosophy in Zoology

Structure and biosynthesis of marine cyanobacterial natural products : development and application of new NMR methods

Creator:: Marquez, Brian L.
Abstract:: This thesis is an account of my explorations into the field of natural products chemistry. These investigations led to the discovery of several novel secondary metabolites isolated from the marine cyanobacterium Lyngbya majuscula. In addition, biosynthetic investigations were undertaken using stable isotope-labeled precursors. The dominant role that NMR spectroscopy plays...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF Brian L. Marguez for the degree of

The role of iron-oxides in U(VI) adsorption and the kinetics of contaminant organic reduction

Creator:: Logue, Brian A.
Abstract:: Contaminant transport in ground water is an important environmental process that affects a host of natural systems. Transport of contaminants is affected by many processes, including aqueous complexation, adsorption, and redox reactions. One of the most important components of an aquifer that controls transport is iron-oxide. In this study, the...
Resource Type:: Dissertation
Full Text:: Modeling Adsorption on Heterogeneous Environmental Materials Brian A. Logue', Robert W. Smith2, and John

An integrative approach to understanding pyoluteorin biosynthesis in the biological control bacterium Pseudomonas fluorescens Pf-5

Creator:: Nowak-Thompson, Brian
Resource Type:: Dissertation
Full Text:: OF Brian Nowak-Thompson for the degree of Doctor of Philosophy in Biochemistry and Biophysics

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