Search
Now showing items 21-30 of 442
New tandem reactions involving nucleophilic aromatic substitution
(2011-05)
Scope and Method of Study: The synthesis of 6-nitro-1,2,3,4-tetrahydroquinoline-4-carboxylic esters and 7-nitro-3,4-dihydroquinoxaline-1(2H)-carboxylic esters employing a tandem reductive amination-SNAr reaction is described. ...
Exploring Links between Gateway Communities and National Parks: A Quantitative Assessment
(Oklahoma State University, 2011-12-01)
The definition of a gateway community to a national park unit has few quantitative benchmarks or standards. Therefore, the goal of this study was to investigate levels of tourism services in a sample of communities near ...
Counter Attack as a Defense Mechanism in Ad Hoc Mobile Wireless Networks
(Oklahoma State University, 2011-07-01)
Ad-Hoc Mobile Wireless Network (MANETs) have emerged and evolved in many forms. MANETs are rapidly gaining popularity because they do not rely on a pre infrastructure and can be deployed spontaneously. However, compared ...
Use of social networking as an instructional aide in higher education
(2011-05)
Scope and Method of Study:
Assessment of Southern Gentility by British Travelers, 1776-1820
(Oklahoma State University, 2011-07-01)
This work examines the degree that gentility existed among the American planter elite between 1776 and 1820. While historians have examined gentility from the American perspective, this work turns to contemporary English ...
Three essays on market power in the U.S. cattle procurement market
(2011-05)
This study consists of three essays. The first essay tests the causality between captive supply and cash market price in the U.S. cattle procurement market. Three causality tests, the Granger test, the Sims test, and the ...
Effects of Shared Activity on Dyadic Stress Response
(Oklahoma State University, 2011-07-01)
The purpose of this study was to assess sex differences in stress responses to cooperative and competitive activities within same-sex dyads. Participants included 90 undergraduate college students. Salivary cortisol (CORT) ...
Effect of Site of Infusion of Lactobacillus acidophilus and Propionibacterium freudenreichii on Production and Nutrient Digestibility in Lactating Dairy Cows
(Oklahoma State University, 2011-05-01)
The objective was to evaluate site of infusion of 10^9 CFU/g of Lactobacillus acidophilus and 10^ 9 CFU/g Propionibacterium freudenreichii (DFM) on DMI, rumen kinetics, ruminal VFA, digestibility, milk production, milk ...
Influence of Methylation on the Antibacterial Properties of Triclosan in Pasteurella multocida and Pseudomonas aeruginosa Variant Strains
(Oklahoma State University, 2011-05-01)
The opportunistic bacterium <italic>Pasteurella multocida</italic> is extremely susceptible to the hydrophobic biocide triclosan by virtue of its markedly permeable outer membrane, while the opportunistic pathogen ...
Industrial By-product Characterization for Phosphorus Removal in Environmental Contaminant Filters
(Oklahoma State University, 2011-05-01)
The objectives of this study were to characterize industrial by-products for chemical properties and phosphorus sorption characteristics for potential use in environmental contaminant filters. Laboratory experiments were ...