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Functional role of aspartate-31 and leucine-32 in Mycobacterium avium dihydrofolate reductase
(2006-05)
Scope and Method of Study: Dihydrofolate reductase (DHFR: 1.5.1.3) has long been a drug target in antibacterial therapy. However, DHFR of Mycobacterium avium and other mycobacteria are naturally resistant to trimethoprim ...
Adaptation, biology, and control of sericea lespedeza (Lespedeza cuneata), an invasive species
(2006-07)
Scope and Methods of Study: Chapter I: An experiment was conducted to assess the genetic relationship of 17 accessions of sericea lespedeza using DNA amplification fingerprinting (DAF). Chapter II: Field experiments were ...
Extraction of Pectin from Watermelon Rind
(Oklahoma State University, 2006-12-01)
Watermelon rind pectin extraction was investigated using acid and enzymatic extractions. The objectives were to optimize acid and enzyme extraction procedures for highest obtainable yield and quality. Acid extraction was ...
Input quality in Internet delivered education at a large comprehensive university
(2006-05)
Scope and method of Study: A case study conducted at a large accredited comprehensive university in its developmental stages of Internet-delivered education supports the research that higher education organizations should ...
Environmental History of the Illinois River Basin in Eastern Oklahoma and Northwest Arkansas
(Oklahoma State University, 2006-05-01)
The purpose of this study is to examine the environmental history of the Illinois River watershed and basin in northeastern Oklahoma and northwest Arkansas, 1818-Present. Chapter one provides an introduction to the Illinois ...
Health Locus of Control and Defensive Bias
(Oklahoma State University, 2006-05-01)
Research has shown that when individuals receive threatening health messages, they show a greater tendency to be critical than if the message contained favorable information. The purpose of the study was to determine if ...
Effects of childhood immunizations on the onset of autism spectrum disorders and risk factors that predict current levels of autistic symptomology and adaptive functioning
(2006-05)
Scope and Method of Study: Autism spectrum disorders (autism, Asperger's, PDD) are devastating neurological disorders characterized by varying degrees of impairment in communication skills, social interactions, and restricted, ...
Child Care Proviers' Beliefs About and Reactions to Children's Negative Emotions
(Oklahoma State University, 2006-05-01)
This study pilot-tested the Teachers' Coping with Children's Negative Emotions Scale (TCCNES) using an online format with 54 child care providers. Participants also completed the Teachers' Emotions Beliefs Scale. This study ...
Influence of Alluvial Sedimentation Rate on Floodplain Soil Developement and Vegetation
(Oklahoma State University, 2006-12-01)
The purpose of this study was to evaluate soil forming and sedimentary processes responsible for the formation of two key paleosols in the Southern Plains (the Caddo and Copan Soil). Vertical trends in organic carbon content ...