Index Catalog // ScholarsArchive@OSU

The effects of electroshock on immune function and disease progression in juvenile spring chinook salmon

Creator:: VanderKooi, Scott P., Maule, Alec G., and Schreck, Carl B.
Abstract:: Although much is known about the effects of electroshock on fish physiology, consequences to the immune system and disease progression have not received attention. Our objectives were to determine the effects of electroshock on selected immune function in juvenile spring chinook salmon Oncorhynchus tshawytscha, the mechanism of any observed alteration,...
Resource Type:: Article
Full Text:: Oregon State University, Corvallis, Oregon 97331-3803, USA ALEC G. MAULE United States Geological

TextGen : an exemplary generator for generative programming

Creator:: Maki, Alec
Abstract:: Generative programming is a paradigm that seeks to automate the manufacture of software products the same way other industries automated the manufacture of consumer, electric, and mechanical products. I examine how meta-programming fits into the context of generative programming and, along the way, expose theoretic and taxonomic deficiencies. In some...
Resource Type:: Capstone Project
Full Text:: Programming By Alec Maki Submitted to Oregon State University In partial fulfillment of the

Investigation of polycyclic aromatic hydrocarbons (PAHs) transport by suspended particulate matter (SPM) in the lower Columbia River and its estuary

Creator:: Gregg, Tiffany
Abstract:: This study aims to improve knowledge of how suspended particulate matter (SPM) affects hydrophobic contaminant transport in the lower Columbia River and its estuary, using polycyclic aromatic hydrocarbons (PAHs) as model compounds. It is hypothesized that PAHs are transported to the estuarine turbidity maximum (ETM), a prime feeding zone in...
Resource Type:: Masters Thesis
Full Text:: : ________________________________________________________________________ Fredrick G. Prahl This study aims to improve knowledge of how suspended particulate matter

Managing adult hatchery summer steelhead for a recreational fishery with reduced hatchery and wild interactions

Creator:: Schemmel, Eva M.
Abstract:: Hatcheries whose purpose is to provide for a recreational fishery must minimize impacts on wild fishes. Management to reduce hatchery and wild interactions is especially important on river systems that contain Endangered Species Act (ESA) listed species. I examined adult hatchery summer steelhead, Oncorhynchus mykiss, behavior, current management and a...
Resource Type:: Masters Thesis
Full Text:: and Wildlife of Oregon State University, the Thomas G. Scott Scholarship, the Henry Mastin Travel

Evaluation of transgenes for stress tolerance, lignin modification, and growth enhancement in poplar

Creator:: Elias, Ani Anna
Abstract:: We evaluated genes previously identified from a large scale functional genomics screen for their potential value to help enhance carbon sequestration in planted trees. We used poplar as a model tree species because of its abundant genetic variation, ease of gene transfer, and availability of large databases for genomic, anatomical,...
Resource Type:: Masters Thesis
Full Text:: in quantitative analysis. I am thankful to my other committee members, Dr. Jennifer G. Kling and

Is long primary growth associated with stem sinuosity in Douglas-fir?

Creator:: Gartner, Barbara L. and Johnson, G. R.
Abstract:: Stem sinuosity is a highly visible stem-form trait in the leaders of fast-growing Douglas-fir (Pseudotsuga menziesii var. (Mirb.) Franco) trees, yet its cause is unknown. We tested the hypotheses that sinuous stems have longer expanses of primary growth than nonsinuous stems (putting the leader at higher risk curvature, induction of...
Resource Type:: Article
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The effects of elevated temperature and stress on immune function in juvenile chinook salmon (Oncorhynchus tshawytscha)

Creator:: Harrahy, Laura Nicole Martini
Abstract:: Stress, including extreme or rapidly changing temperatures, are known to have deleterious effects on fish health and physiology. This thesis examines the combined effects of elevated acclimation temperature and acute handling stress on the number of antibody producing cells, plasma lysozyme concentrations, and the number of pronephric leukocytes in juvenile...
Resource Type:: Masters Thesis
Full Text:: this degree. I would like to extend my gratitude to Dr. Alec G. Maule for his time, guidance, and

Effects of o,p'-DDE on the immune system of juvenile chinook salmon (Oncorhynchus tshawytscha)

Creator:: Milston, Ruth Helen
Abstract:: Environmental factors such as chemical contamination can have immunomodulatory effects on the immune response of fish and may be contributing to the decline in salmonid populations by augmenting disease susceptibility. Xenobiotics can interfere with the immune system at several levels of complexity, and different immune cells and processes have variable...
Resource Type:: Masters Thesis
Full Text:: o,p '-DDE in fry treated with 10 ppm o,p '-DDE was 0.92 pg g lipid one month post first feeding

Environmental contaminants in male river otters collected from Oregon and Washington, 1994-99, with reproductive organ hypoplasia observed in otter males

Creator:: Grove, Robert Allan
Abstract:: A large number of river otter (Lontra canadensis) males were collected from areas of high and low contaminant concentrations throughout western Oregon and Washington during the fall and winter of 1994-99. Few significant non-reproductive organ morphometric differences were found in the large series of male otters collected, except for adrenal...
Resource Type:: Dissertation
Full Text:: some mean mercury concentrations were elevated (3.6- 13.8 µg g-1, dw), they were well below

Environmental contaminants in male river otters collected from Oregon and Washington, 1994-99, with reproductive organ hypoplasia observed in otter males

Creator:: Grove, Robert Allan
Abstract:: A large number of river otter (Lontra canadensis) males were collected from areas of high and low contaminant concentrations throughout western Oregon and Washington during the fall and winter of 1994-99. Few significant non-reproductive organ morphometric differences were found in the large series of male otters collected, except for adrenal...
Resource Type:: Dissertation
Full Text:: paired testes mass exceeded 11 g, with concurrent spermatogenesis demonstrated. Seminiferous tubule

Effects of juvenile steelhead on juvenile chinook salmon behavior and physiology

Creator:: Kelsey, D. A., Schreck, Carl B., Congleton, J. L., and Davis, L. E.
Abstract:: Experiments were designed to determine whether and how steelhead Oncorhynchus mykiss affect chinook salmon O. tshawytscha when the two species are confined together. In a behavioral experiment, we observed groups of juvenile chinook salmon and steelhead together and groups of chinook salmon alone to determine whether the steelhead were aggressive...
Resource Type:: Article
Full Text:: functions and disease resistance (Maule et al. 1989). Studies have been conducted on the phys- iological

The effect of chronic exposure of chinook salmon to benzo(a)pyrene and cortisol of CYP1A1 induction and susceptibility to a microsporidian parasite, Loma salmonae

Creator:: Marie, Amarisa
Abstract:: Wild populations of fish are faced with a multitude of stressors, which may include human interaction, toxins, and disease. Benzo(a)pyrene (BaP), a known carcinogen and immunotoxin, has been reported in the stomach contents of juvenile chinook salmon, Oncorhynchus tshawytscha, in urban waterways. We investigated the impact of chronic dietary exposure...
Resource Type:: Masters Thesis
Full Text:: by cortisol, which may result in reduced proliferation of leukocytes (Maule and Schreck, 1991

News & Views, 2008

Creator:: Hall, Jim
Resource Type:: Other
Full Text:: . Director, ADF&G). It was quite a group. Ed Hill ’54 sent along a few slides for the archives. Thanks for

Susceptibility of select salmonids to Myxobolus cerebralis and effects of exposure on anadromous salmonids in Oregon

Creator:: Sollid, Sarah A.
Abstract:: Myxobolus cerebralis, a myxozoan parasite of salmonids, is the causative agent of whirling disease. The parasite is considered widespread throughout northeastern Oregon in the Grande Ronde and Imnaha River basins where threatened and endangered salmonid populations exist. The work presented in this thesis comprises several studies that assess the effects...
Resource Type:: Masters Thesis
Full Text:: results, and all phases of manuscript preparation. Harriet V. Lorz and Donald G. Stevens assisted with

Cumulative Effects of Natural and Anthropogenic Stress on Immune Function and Disease Resistance in Juvenile Chinook Salmon

Creator:: Jacobson, Kym C., Arkoosh, Mary R., Kagley, Anna N., Clemons, Ethan R., Collier, Tracy K., and Casillas, Edmundo
Abstract:: Previous studies have shown that juvenile chinook salmon Oncorhynchus tshawytscha exposed in the field or the laboratory to polychlorinated biphenyls (PCBs), an anthropogenic stressor, are immunosuppressed. It is not known whether simultaneous exposure to natural stressors can increase this immunosuppression. To examine the effects of natural and anthropogenic stressors on...
Resource Type:: Article
Full Text:: ON JUVENILE SALMON Experimental infection with Nanophyetus sal- mincola.—Fish (mean weight, 9.6 g

Effects of estuarine circulation patterns and stress on the migratory behavior of juvenile salmonids (Oncorhynchus sp.)

Creator:: Truelove, Nathan Kobun
Abstract:: For the first objective of this thesis, we attempt to understand the role of water flow and directionality in determining steelhead (Oncorhynchus mykiss) and spring/summer and fall Chinook (O. tschawytscha) migration patterns within the Columbia River Estuary and plume by integrating recent advances in biotelemetry and environmental observation and forecasting...
Resource Type:: Masters Thesis
Full Text:: transmitters (NTC-3-1 NanoTag®; 0.85 g in air, 149 – 150 megahertz, 2.9 – 3.1 second burst rate, ~11 day

Capture-related stressors impair sablefish, Anoplopoma fimbria, immune system function

Creator:: Lupes, Sarah C.
Abstract:: Sablefish, Anoplopoma fimbria, is a valuable North Pacific Ocean species caught in several commercial fisheries and is often discarded due to size or catch limits. Managers must account for the mortality of discarded fish to assess fish populations and harvest impacts, yet discard mortality rates of specific fisheries are generally...
Resource Type:: Masters Thesis
Full Text:: equivalent volume of Histopaque in 50 ml conical tubes and centrifuged at 500 g for 45 mm at 17 °C. The

The termination of the Basin and Range Province into a clockwise rotating region of transtension and volcanism, central Oregon

Creator:: Trench, David
Abstract:: Normal faults characterizing extensional provinces may terminate along-strike at regions of zero extension, at zones of transform faults, or at triple junctions. Termination of the Basin and Range extensional province in southeastern Oregon is thought to occur by right-lateral transform motion distributed across the Brothers Fault zone (BFZ) in central...
Resource Type:: Masters Thesis
Full Text:: . 2: Geologic map of the study area. AB: Alec Butte; SAH: Sand Hollow; SMH: Smoky Hollow; BC

Immune responses of juvenile chinook salmon (Oncorhynchus tshawytscha) to p,p-̓DDE and tributyltin

Creator:: Misumi, Ichiro
Abstract:: In this thesis, we examined the effects of the exposures to anthropogenic pollutants on the fish, primarily juvenile chinook salmon, immune system using newly and recently developed immune assays. In addition, we developed a new assay for measuring immunocompetence of fish. In the first chapter, the Alamar Blue assay was...
Resource Type:: Masters Thesis
Full Text:: Juvenile spring chinook salmon (Marion Folks stock) weighing 150-200 g were housed at the Fish Performance

Harlequin duck demography during winter in Prince William Sound, Alaska : effects of the Exxon Valdez oil spill

Creator:: Esler, Daniel
Abstract:: The 1989 Exxon Valdez oil spill was a major perturbation of nearshore habitats of Prince William Sound, a wintering area for harlequin ducks (Histrionicus histrionicus). This research was designed to evaluate harlequin duck population recovery from the oil spill from 1995 to 1998, using a demographic approach to assess both...
Resource Type:: Dissertation
Full Text:: . Goudie, M. R. Petersen, and •G. J. Robertson [eds.], Behaviour and ecology of sea ducks. Canadian

A study of Myxobolus cerebralis in the Lostine River, Oregon : epizootiology, distribution and implications for resident and anadromous salmonids

Creator:: Sandell, Todd A.
Abstract:: Myxobolus cerebralis, a myxozoan parasite that infects almost all species of wild and cultured salmonids, was first identified in northeastern Oregon in the Lostine River in 1986. Fish that are heavily infected with M. cerebralis develop whirling disease, which was determined to be the cause of catastrophic declines in rainbow...
Resource Type:: Masters Thesis
Full Text:: ç2hair of Department of Microbiolo Dean of G '- School I understand that my thesis will become part of

Capture-Related Stressors Impair Immune System Function in Sablefish

Creator:: Lupes, Sarah C., Davis, Michael W., Olla, Bori L., and Schreck, Carl B.
Abstract:: The sablefish Anoplopoma fimbria is a valuable North Pacific Ocean species that, when not targeted in various commercial fisheries, is often a part of discarded bycatch. Predictions of the survival of discarded fish are dependent on understanding how a fish responds to stressful conditions. Our objective was to describe the...
Resource Type:: Article
Full Text:: fimbria, released in the eastern gulf of Alaska. NOAA Technical Report NMFS- 130:115–122. Maule, A. G

Identification and Characterization of Human Cytomegalovirus-Encoded MicroRNAs

Creator:: Grey, Finn, Antoniewicz, Andy, Allen, Edwards, Saugstad, Julie, McShea, Andy, Carrington, James C., and Nelson, Jay
Abstract:: MicroRNAs (miRNAs) are an extensive class of noncoding genes that regulate gene expression through posttranscriptional repression. Given the potential for large viral genomes to encode these transcripts, we examined the human cytomegalovirus AD169 genome for miRNAs using a bioinformatics approach. We identified 406 potential stem-loops, of which 110 were conserved...
Resource Type:: Article
Full Text:: determine the theoretical stability of the base pairing within the stem region, including pairing between G

Susceptibility of juvenile salmonids to avian predation : Are Caspian terns and double-crested cormorants only taking the sick and injured?

Creator:: Hostetter, Nathan J.
Abstract:: The ability to non-destructively assess fish condition and subsequently track fish behavior and survival can be vital in understanding natural and anthropogenic stressors and sources of mortality, especially in populations of fish listed as threatened or endangered. I investigated the use of a quick, non-lethal, external examination technique to assess...
Resource Type:: Masters Thesis
Full Text:: Fisheries and Aquatic Sciences 53:542-549. Maule, A. G., R. A. Tripp, S. L. Kaattari, C. B. Schreck, and

Environmental correlates of parasitism in introduced threespine stickleback (Gasterosteus aculeatus) in the Upper Deschutes River Basin, Oregon

Creator:: Koketsu, Wataru
Abstract:: The Pseudophyllidean tapeworm, Schistocephalus solidus, is a parasite that requires both copepods and fish, mainly the threespine stickleback (Gasterosteus aculeatus) as intermediate hosts, and birds as its final host to complete its life cycle. A rapid increase in the abundance of both the non-native stickleback and the tapeworm in the...
Resource Type:: Masters Thesis
Full Text:: approximately 7 cm and 4 g. Stickleback have been observed in various lentic habitats over a range of sizes

Genetic requirements for the assembly and cell-to-cell movement of the beet yellows virus

Creator:: Alzhanova, Dina
Abstract:: Beet yellows virus (BYV) is a filamentous, positive-strand RNA virus that belongs to the family Closteroviridae. BYV particles encapsidate a 15.5 kb RNA and posses complex polar architecture. A long virion body is formed by the major capsid protein(CP), whereas the minor capsid protein (CPm) assembles a short tail that...
Resource Type:: Dissertation
Full Text:: protein. J Gen Virol. 84(Pt 8):227 1-7. Chapman, S.N., Hills, G., Watts, J., Baulcombe, D.C. (1992

Husbandry stress of Zebrafish, Danio rerio

Creator:: Ramsay, Jennifer Mara
Abstract:: Zebrafish, Danio rerio, are widely used as vertebrate research organisms yet little is know about their responses to husbandry stressors. This dissertation examined the whole-body cortisol responses of zebrafish to husbandry stress. Additionally, the effects of stress on the susceptibility to mycobacteriosis and microsporidiosis (Pseudoloma neurophilia) were determined including effects...
Resource Type:: Dissertation
Full Text:: : Experiment 1: Crowding significantly increases cortisol levels. Individual whole-body cortisol (ng/g fish

Early development of the endocrine system in salmonids : regulation of sex differentiation and ontogeny of the stress response

Creator:: Floyd, Donald J.
Abstract:: Sex steroids, follicle stimulating hormone (FSH), luteinizing hormone (LH) and gonadotropin releasing hormone (GnRH) were measured in monosex and mixed sex populations of rainbow trout during early development. Steroids declined following fertilization, increased at hatch, then fell and remained constant thereafter. Trends toward differences in steroids between males and females...
Resource Type:: Dissertation
Full Text:: chapter III. Dr. G. Thorgaard supplied monosex populations of rainbow trout for Chapter II. Antibodies

Gene expression in the liver of rainbow trout, Oncorhynchus mykiss, during the stress response

Creator:: Momoda, Tracey S.
Abstract:: The extent to which responses to stress are maladaptive or adaptive to the long-term survival of fish remains to be better understood. The aim of this study was to identify differentially expressed genes in the livers of rainbow trout, Oncorhynchus mykiss, responding to an experimental stressor. Gene expression responses were...
Resource Type:: Masters Thesis
Full Text:: adverse effects on fish through suppression of growth (Pickering et al., 1991), immune function (Maule

Multiple functions of a proteinase in closterovirus life cycle

Creator:: Peng, Chih-Wen
Abstract:: More than half of the recognized genera of positive strand RNA viruses employ polyprotein processing as one of the strategies for their genome expression. Normally, this processing is mediated by virus-encoded proteinases that belong to the trypsin-like or papain-like family. In particular, papain-like, leader proteinases were found in diverse families...
Resource Type:: Dissertation
Full Text:: . Goszczynski, D.E., G.G.F. Kasdorf, G. Pietersen, and H. Van Tonder. 1996. Grapevine leafroll-associated virus

Host-Specific Involvement of the HC Protein in the Long-Distance Movement of Potyviruses

Creator:: Sáenz, Pilar, Salvador, Beatriz, Simón-Mateo, Carmen, Kasschau, Kristin D., Carrington, James C., and García, Juan Antonio
Abstract:: Plum pox virus (PPV) is a member of the Potyvirus genus that, in nature, infects trees of the Prunus genus. Although PPV infects systemically several species of the Nicotiana genus, such as N. clevelandii and N. benthamiana, and replicates in the inoculated leaves of N. tabacum, it is unable to...
Resource Type:: Article
Full Text:: the presence of kanamycin at a concentration of 100 �g/ml. Inoculation and sampling. Young N. tabacum

Genetic and Functional Diversification of Small RNA Pathways in Plants

Creator:: Xie, Zhixin, Johansen, Lisa K., Gustafan, Adam M., Kasschau, Kristin D., Lellis, Andrew D., Zilberman, Daniel, Jacobsen, Steven E., and Carrington, James C.
Abstract:: Multicellular eukaryotes produce small RNA molecules (approximately 21–24 nucleotides) of two general types, microRNA (miRNA) and short interfering RNA (siRNA). They collectively function as sequence-specific guides to silence or regulate genes, transposons, and viruses and to modify chromatin and genome structure. Formation or activity of small RNAs requires factors belonging...
Resource Type:: Article

Influence of red alder competition on cambial phenology and latewood formation in Douglas-fir

Creator:: Grotta, A. T., Gartner, Barbara L., Radosevich, S. R., and Huso, M.
Abstract:: To better understand the influence of competition on wood formation and wood quality in Douglas-fir (Pseudotsuga menziesii [Mirb.] Franco), patterns of cambial growth and latewood production were examined for one growing season in 15-year-old plantations with similar densities but differing Douglas-fir/red alder (Alnus rubra Bong.) ratios. The treatments consisted of...
Resource Type:: Article
Full Text:: p ro po rti on R ed a ld er p ro po rti on R ed a ld er p la nt in g* Sp ac in g

IIFET 2004 Participants List

Creator:: International Institute of Fisheries Economics and Trade
Resource Type:: Conference Proceeding
Full Text:: Fax: 1 401 782 2877 Lee G. Anderson Professor University of Delaware College of Marine Studies

Acute phase proteins in rainbow trout (Oncorhynchus mykiss)

Creator:: Gerwick, Lena
Abstract:: The acute phase response (APR) includes an early response of the innate immune system to an inflammatory agent. Acute phase proteins (APP) are produced at increased rates in the liver during this response. The APR has been well characterized in mammals, but it is unclear to what degree teleosts mount...
Resource Type:: Dissertation
Full Text:: , A.M., Weis, P. and Diamond, G. 1997. Isolation and characterization of pleurocidin, an antimicrobial

Review : bird predation of juvenile salmonids and management of birds near 14 Columbia Basin dams

Creator:: Bayer, Range D., 1947-
Abstract:: Bird predation of juvenile salmonids and/or bird predation control are reviewed for 14 of the 18 mainstem dams on the Columbia and Snake Rivers, but there was little information for some of these dams. California gulls, ring-billed gulls, Caspian terns, double-crested cormorants, American white pelicans, and several other bird species...
Resource Type:: Book
Full Text:: ................................................................................................... 20 2-F. Assumption: Birds Are Only Feeding on Viable Juvenile Salmonids at Dams ....... 21 2-G

News & Views, 2009

Creator:: Hall, Jim
Resource Type:: Other
Full Text:: Pauling Center—there went the parking lot! (from David L. G. Noakes, a.k.a. the Peripatetic Professor—see

Surfactant interactions with recombinant factor VIII at the air/water interface

Creator:: Chu, Liping
Abstract:: The surface tension kin'ti4tnd ste'dy state behavior exhibited by mixtures of selected surfactants with a recombinant Factor VIII (rFVIII) were evaluated with automated interfacial tensiometry. In particular, fresh solutions of rFVIII with different concentrations of Tween 80, sodium dodecylsulfate (SDS), or dodecyltrimethylammonium bromide (DTAB) were prepared and their surface tension...
Resource Type:: Masters Thesis

Biological and mathematical modeling of dynamics of furunculosis in chinook salmon (Oncorhynchus tshawytscha) and infectious hematopoietic necrosis (IHN) in rainbow trout (Oncorhynchus mykiss)

Creator:: Ogut, Hamdi
Abstract:: A series of experiments with Aeromonas salmonicida and infectious hematopoietic necrosis virus (IHNV) were carried out to determine dynamics of the spread of infection in chinook salmon (1.2-1.98g) and rainbow trout (1.2-3.1g). It was found in experiments with A. salmonicida that fish infected by bath immersion became infectious at 4...
Resource Type:: Dissertation
Full Text:: (approximately 1.7 g

Writing against convention : Kate Chopin's short fiction in Vogue, 1893-1900

Creator:: VanKooten, Crystal
Abstract:: Kate Chopin, author of the proto-feminist novel The Awakening, was also a prolific writer of short stories. Nineteen of her stories were originally published in Vogue magazine between 1893 and 1900. This study looks at six of these stories, "The Father of Desiree's Baby," "A Respectable Woman," "The Dream of...
Resource Type:: Masters Thesis

Preventing crown gall disease using oncogene silencing or VirE1-expressing transgenics

Creator:: Humann, Jodi L.
Abstract:: Crown gall disease is caused by the ubiquitous soil bacterium Agrobacterium tumefaciens which transfers a portion if DNA (T-DNA) into the plant cell. Preventing infection by using the biocontrol strain Agrobacterium radiobacter K84 is currently the only defense for crown gall. Two different resistance strategies were examined in this work....
Resource Type:: Dissertation
Full Text:: , IWD2 Oe H,d,oLases' (wA B G c D ) VG 0WE2U ' WA Phenolics, sugars, and acidity from wounded plant

Topology independent transmission scheduling algorithms in mobile ad hoc networks

Creator:: Youn, Jong-Hoon
Abstract:: Due to the rapid growth of wireless technology, there has been a growing interest in the capabilities of ad hoc networks connecting mobile phones, PDAs and laptop computers. The distributed and self-configurable capabilities of ad hoc networks make them very attractive for some applications such as tactical communication for military,...
Resource Type:: Dissertation
Full Text:: PRELIMINARIES A MANET (i.e. multihop packet radio network) can be represented as an undirected graph G=(V. E

Fluid flow on interacting, deformable surfaces

Creator:: Neill, Patrick
Abstract:: Fluid simulation is an interesting research problem with a wide range of applications including mechanical engineering, special effects in movies and games, and scientific simulation. Due to the complex nature of typical fluid flow equations, there are circumstances where a full volumetric fluid simulation may not be necessary to generate...
Resource Type:: Masters Thesis

Understanding the anodic mechanism of a seafloor fuel cell

Creator:: Ryckelynck, Natacha
Abstract:: Anoxic sediment overlain by oxic seawater establishes a voltage gradient on the order of 0.7-0.8V across the sediment-water interface. This study follows Reimers et al. (2001) and Tender et al. (2002) who reported the development of a seafloor fuel cell to harvest electrical energy from this potential difference. Prototype fuel...
Resource Type:: Masters Thesis
Full Text:: .................................................. 79 G. Electron microprobe profiles of the active anode surface

Protein-protein interactions in the bacteriophage T4 dNTP synthetase complex

Creator:: Shen, Rongkun
Abstract:: The enzymes of dNTP synthesis in T4 infection associate to form a multienzyme complex, the T4 dNTP synthetase complex, facilitating the flow of metabolites en route to dNTPs, and their subsequent flow into DNA. Study of protein-protein interactions helps one to understand how the enzymes in the complex are organized...
Resource Type:: Dissertation

Involvement of myristoylated alanine-rich c kinase substrate (MARCKS) protein in prostaglandin F2α- induced secretion of oxytocin by the bovine corpus luteum

Creator:: Salli, Ugur
Abstract:: Prostaglandin F₂α (PGF₂α), a stimulatory hormone of luteal oxytocin secretion, is known to activate protein kinase C (PKC); however, the intracellular signals that promote exocytosis of oxytocin remain to be elucidated. Myristoylated alanine-rich C kinase substrate (MARCKS), a protein specifically phosphorylated by PKC, crosslinks actin filaments associated with the inner...
Resource Type:: Dissertation
Full Text:: consisting of a single polypeptide chain and belongs to the G protein-coupled seven- transmembrane receptor

Silencing the Agrobacterium tumefaciens oncogenes

Creator:: Pitrak, Jennifer
Abstract:: Crown gall disease is an agricultural problem caused by the soil-borne bacterium, Agrobacterium tumefaciens. A. tumefaciens oncogenes cause transformed plant cells to overproduce the hormones, auxin and cytokinin. High hormone levels cause unorganized plant cell growth resulting in a gall. Control of crown gall disease is difficult because after plant...
Resource Type:: Dissertation
Full Text:: Figure 1.4 miRNA pathway in A. thaliana. m1RNA.programmed RISC + n.'G AAAA 4, AAAA ta.siRNAs ta

Endogenous and antiviral RNA silencing pathways in Arabidopsis

Creator:: Chapman, Elisabeth J.
Abstract:: RNA silencing pathways are required for a wide variety of processes in most eucaryotes. In plants, small-interfering RNA (siRNA) arising from transposons and other repetitive sequences is associated with heterochromatin formation and maintenance. MicroRNAs and trans-acting siRNAs encoded at discrete loci function as negative regulators of gene expression by triggering...
Resource Type:: Dissertation

Three essays on firm heterogeneity and regional development

Creator:: Saito, Hisamitsu
Abstract:: The objective of this dissertation is to theoretically and empirically examine the role of firm heterogeneity in terms of productivity and skill-intensity in the agglomeration process and the effect of agglomeration on regional economic development. In the first essay, I analyze the effect of trade liberalization on agglomeration of high-...
Resource Type:: Dissertation
Full Text:: for the g manufacturing sector: (5a) ( ) 0 n H HP p i= ∫ di and ( )Mc i∫ ( ) 0 n M MP p i

Horticultural weed control report : 2007 and 2008

Creator:: Oregon State University. Department of Horticulture
Abstract:: Crops were grown at the experimental farms using accepted cultural practices (within the limits of experimentation) or trials were conducted on growers' fields. Most experiments were designed as randomized complete blocks with three to five replications. Herbicide treatments were applied uniformly with CO₂ precision plot sprayers. Unless otherwise indicated, preplant...
Resource Type:: Technical Report
Full Text:: grower, Albany Alec McErlich Small Planet Foods Dan McGrath Linn County Extension, Albany Tim

Horticultural weed control report : 2005 and 2006

Creator:: Oregon State University. Department of Horticulture
Abstract:: Crops were grown at the experimental farms using accepted cultural practices (within the limits of experimentation) or trials were conducted on growers' fields. Most experiments were designed as randomized complete blocks with three to five replications. Herbicide treatments were applied uniformly with CO₂ precision plot sprayers. Unless otherwise indicated, preplant...
Resource Type:: Technical Report
Full Text:: McGrath Linn County Extension, Albany Alec McErlich Small Planet Foods Tim Parsons Rhubarb producer

Update programming -- a safe approach to software maintenance

Creator:: Ren, Deling
Abstract:: Software maintenance accounts for a large portion of the software development cost, particularly the process of updating programs either to adapt for requirement change or to enhance design or efficiency. Currently, program updates are generally performed manually by programmers using text editors. This is an unreliable method because syntax and...
Resource Type:: Dissertation
Full Text:: $/9;(x581Z3NE/\ ]^7;(DE.()E.cZ*�M;*;3N$'&)()cZo;&D$UL�$'587,1@9�ob$/?/cZM;E<$�E<G@*i5jc|}�cZ*;9

Topics in ocean turbulence : thermocouples, salt fluxes, and internal hydraulics

Creator:: Nash, Jonathan D.
Resource Type:: Dissertation
Full Text:: interest in physics are supported all my science projects; Alec Stewart (Physics, Queen's University), who

Research reports : 59th Annual Pacific Northwest Insect Management Conference

Creator:: Pacific Northwest Insect Management Conference
Abstract:: Proceedings of the 59th Annual Pacific Northwest Insect Management Conference, held January 3-4, 2000 at the Imperial Hotel in Portland, Oregon.
Resource Type:: Conference Proceeding
Full Text:: and D. G. James Irrigated AgricultureResearch and ExtensionCenter Washington State University 24106 N

2001 Columbia Basin Agricultural Research Annual Report

Creator:: Oregon State University. Agricultural Experiment Station, United States. Agricultural Research Service, and Columbia Basin Agricultural Research Center
Abstract:: Published June 2001. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: . Temporary employees in the OSU programs included Alec Bailey, Jan Bailey, Maggie Campbell, Juan Cante, J

Columbia Basin agricultural research annual report : 2000

Creator:: Oregon State University. Agricultural Experiment Station, United States. Agricultural Research Service, and Columbia Basin Agricultural Research Center
Abstract:: Published June 2000. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: 46 Club Wheat Breeding Program Scott W. McDonald, Kimberly G. Campbell, and Lisa Patterson 51

Qualitative analysis of sardine and anchovy oscillations and implications for the management of sardine and anchovy fisheries in Oman

Creator:: Al-Jufaili, Saud M.
Abstract:: Sardines and anchovies are small pelagic fishes that support important commercial fisheries around the world. This project reviews the inverse cyclic behavior in the abundance of these two stocks, which is a striking feature in many regions. In addition, the project used qualitative loop analysis techniques to analyze the feasible...
Resource Type:: Dissertation

Non-equilibrium ecosystem dynamics: management implications for Oregon

Creator:: Institute for Natural Resources
Abstract:: The project focuses on nonequilibrium ecosystem dynamics, a body of scientific research that characterizes and interprets ecosystem change. INR summarizes knowledge from this field, describes ways in which the current management framework may be inconsistent with scientific findings, and helps identify options for future management. This paper is designed to...
Resource Type:: Technical Report

John Archibald Wheeler : a study of mentoring in modern physics

Creator:: Christensen, Terry M.
Abstract:: This dissertation has two objectives. The first objective is to determine where best to situate the study of mentoring (i.e. the 'making of scientists') on the landscape of the history of science and science studies. This task is accomplished by establishing mentoring studies as a link between the robust body...
Resource Type:: Dissertation
Full Text:: research area in the Seeley G. Mudd Manuscript Library. The entire Special Collections staff of the

Virtual virtuosos : cyborgs and integrative ethics in the intimate machine

Creator:: Clemenhagen, Ronda L.
Abstract:: Standard accounts of women's relationship with technology stress women's need to overcome anxiety to achieve competence with computers. Recent studies provide evidence that this woman-anxiety-technology connection is an oversimplification of the relationship between women and computers. New literature also suggests that making computers more appealing will help girls overcome computational...
Resource Type:: Masters Thesis

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