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Full-Text Articles in Molecular Biology

Improving The Microbial Source Tracking Toolbox : Evaluating The Use Of Selective Enrichments And Artificial Sweeteners In A Multi-Tiered Approach, Stacey A. Helming Jan 2014

Improving The Microbial Source Tracking Toolbox : Evaluating The Use Of Selective Enrichments And Artificial Sweeteners In A Multi-Tiered Approach, Stacey A. Helming

Legacy Theses & Dissertations (2009 - 2024)

Microbial contamination of surface waters is a public health concern world-wide, with non-point source fecal input contributing to millions of cases of waterborne illness annually. Numerous techniques have been proposed to monitor for non-point source fecal contamination, but few studies have explored the correlation of multiple chemical and microbial fecal source tracking markers in ambient waters. Therefore, the purpose of these studies was to evaluate the use of multiple "ideal" markers of fecal contamination and improve upon any analytical techniques required to identify species-specific fecal contamination in surface waters. The use of selective enrichments to improve the sensitivity of end-point …


Inhibition Of Glutamate Receptors By Constructing Bipartite Rna Aptamers, Jeffrey Hebert Jan 2012

Inhibition Of Glutamate Receptors By Constructing Bipartite Rna Aptamers, Jeffrey Hebert

Legacy Theses & Dissertations (2009 - 2024)

The relationship of excessive activity of AMPA-type glutamate receptors, and cell death, has long provided researchers a means of investigating neurodegenerative disorders, such as Parkinson's Disease (PD) and amyotrophic lateral sclerosis (ALS). Inhibitors of AMPA receptor channels, including chemical and nucleic acid molecules such as RNA aptamers, have served as potential therapeutic agents and treatment of neurodegenerative disorders. In this study, building bipartite aptamers to enhance inhibitory potency, as compared with a monomeric aptamer of AMPA receptor, is described. An enhanced potency is due, at least in part; to the proximity effect in bipartite structures or binding of a monomeric …