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Full-Text Articles in Molecular Biology

Control Of Proteolysis During The Caulobacter Cell Cycle, Joanne Lau Jul 2016

Control Of Proteolysis During The Caulobacter Cell Cycle, Joanne Lau

Doctoral Dissertations

Intracellular protein destruction is a carefully coordinated and timed regulatory mechanism that cells utilize to modulate growth, adaptation to environmental cues, and survival. In Caulobacter crescentus, a bacterium known for studies of bacterial cell division cycle, the response regulator CpdR couples phosphorylation events with the AAA+ protease ClpXP to provide punctuated degradation of crucial substrates involved in cell cycle regulation. CpdR functions like an adaptor to alter substrate choice by ClpXP, however it remains unclear how CpdR influences its multiple targets. In this thesis, we show that, unlike canonical ClpXP adaptors, CpdR alone does not strongly bind its substrate. …


Novel Advancements For Improving Sprout Safety, Kyle S. Landry Jul 2016

Novel Advancements For Improving Sprout Safety, Kyle S. Landry

Doctoral Dissertations

All varieties of bean sprouts (mung bean, alfalfa, broccoli, and radish) are classified as a “super-food” and are common staples for health conscious consumers. Along with the proposed health benefits, there is also an inherent risk of foodborne illness. When sprouts are cooked, there is little risk of illness. The purpose of this dissertation was to explore novel techniques to minimize or prevent the incidence of foodborne illness associated with the consumption of sprouts. Three areas were investigated: 1) the use of a biocontrol organism, 2) the use of a novel spontaneous carvacrol nanoemulsion, and 3) the influence of the …