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Full-Text Articles in Genetics and Genomics

Lipid Genetics In Pregnant Women: Maneuvering The Challenges Of Using Degraded Samples, Kylee Meece Jan 2024

Lipid Genetics In Pregnant Women: Maneuvering The Challenges Of Using Degraded Samples, Kylee Meece

Mahurin Honors College Capstone Experience/Thesis Projects

The results of this project will explore a novel approach to lipid metabolism in pregnant women by exploring the relationship between maternal gene expression of genes critical for fat metabolism, protein expression, and maternal and neonatal outcomes. The study will also examine gene expression in lean pregnant women compared to obese pregnant women, shedding light into the adverse pathology of obesity during pregnancy. These findings may uncover a mechanism related to gene-expression that connects unfavorable maternal fat metabolism to inflammation and/or insulin resistance, which may help to uncover future targets for interventions.

The analysis of lipid gene expression requires the …


Investigation Of The Phenotypic Effect Of Mutating A Highly-Conserved Cysteine Residue In The Rna Polymerase Beta Prime Subunit Of E. Coli Rna Polymerase, Meg Dillingham Jan 2020

Investigation Of The Phenotypic Effect Of Mutating A Highly-Conserved Cysteine Residue In The Rna Polymerase Beta Prime Subunit Of E. Coli Rna Polymerase, Meg Dillingham

Mahurin Honors College Capstone Experience/Thesis Projects

All bacteria contain a multi-subunit RNA polymerase (RNAPs) that is essential for gene expression. Because of the centrality of these enzymes in cellular life, the structure and function of the various subunits is intensely studied. The primary sequence of the RNAP β’ subunit contains five cysteine residues that are highly conserved. Four of the cysteines coordinate a zinc atom and form the beta prime subunit zinc binding domain (ZBD). Mutation of any one of the ZBD cysteines is lethal to the cell. However, the role of the fifth residue (C58), which is located upstream of the ZBD cysteines, has not …


Functional And Expression Analysis Of A Novel Basement Membrane Degrader In Drosophila Melanogaster, Christopher J. Fields Jul 2016

Functional And Expression Analysis Of A Novel Basement Membrane Degrader In Drosophila Melanogaster, Christopher J. Fields

Masters Theses & Specialist Projects

The Srivastava Lab is focused on the identification and characterization of genes that play a role in basement membrane remodeling. Previously, we identified putative basement membrane degraders through a genetic screen. One such gene has been suggested to play a role in the maintenance of the stem cell niche in Drosophila melanogaster, but no other information about the role this gene plays in development or disease has been published. Here, data are presented from experiments utilizing Drosophila genetics and immunohistochemistry that provide important insights on the biological role of this gene.

Collagenase activity was up-regulated upon overexpression of this gene, …


Development Of A Genetic Modification System In Clostridium Scatologenes Atcc 25775 For Generation Of Mutants, Prasanna Tamarapu Parthasarathy Dec 2010

Development Of A Genetic Modification System In Clostridium Scatologenes Atcc 25775 For Generation Of Mutants, Prasanna Tamarapu Parthasarathy

Masters Theses & Specialist Projects

3-Methyl indole (3-MI) is a malodorant in food and animal waste and Clostridium scatologenes ATCC 25775 is the model organism for the study of 3-MI production. 3-MI is an anaerobic degradation product of L-tryptophan and can cause pulmonary disorders and death in cattle and goats. To elucidate the 3-MI biosynthesis pathway and the underlying genes, it is necessary to develop a system to allow genetic modification in Clostridium scatologenes ATCC 25775. Bacteriophages and transposons are useful tools to achieve this goal. Isolation of Clostridium scatologenes ATCC 25775 bacteriophage was attempted by prophage induction and enrichments using environmental sources. To induce …