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Molecular Genetics Commons

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Full-Text Articles in Molecular Genetics

Identification Of Pneumococcal Membrane Proteins Involved In Colonization/Biofilm Formation And Cognate Host Cellular Receptors, Yoonsung Hu May 2022

Identification Of Pneumococcal Membrane Proteins Involved In Colonization/Biofilm Formation And Cognate Host Cellular Receptors, Yoonsung Hu

Theses and Dissertations

Colonization is prerequisite for infection and transmission of Streptococcus pneumoniae, or pneumococcus. Currently available pneumococcal conjugate and pneumococcal polysaccharide vaccines can provide protection against a limited number of capsular serotypes. Implementation of vaccines has decreased the frequency of invasive pneumococcal disease and their colonization rates, but only in a serotype-dependent manner. This has led to serotype replacement in pneumococcal ecology and increased invasive disease caused by non-vaccine serotypes. Development of conserved protein-based vaccine that can provide protection against all pneumococcal serotypes is needed. Numerous surface proteins are conserved in all serotypes, and some are known to be involved in …


Alternatively Spliced Csf3r In Human Health And Disease, Borwyn A. Wang Jan 2022

Alternatively Spliced Csf3r In Human Health And Disease, Borwyn A. Wang

Theses and Dissertations

Elevated alternative colony stimulating factor 3 receptor (CSF3R) isoforms are observed in myelodysplastic syndromes (MDS) and other myeloid neoplasms, but their role in driving disease progression has not been fully explained. In this study we report on the role of an MDS-associated splicing factor SRSF2 and its effects on the production of Class III and Class IV CSF3R isoforms and granulopoiesis. Class IV add-back in Csf3r-null mice showed impaired neutrophil differentiation with increased number of CFU-G, which largely consisted of metamyelocytes, while Class III showed greater dysgranulopoiesis accompanied by dysmorphic neutrophils. Alternative CSF3R isoforms were elevated in …


Identifying The Human Homologs Of Yeast Rab Proteins Ypt10 & Ypt11 And A Global-Scale Louse Endosymbiont Genome Variation, Nathaniel P. Smith Jan 2022

Identifying The Human Homologs Of Yeast Rab Proteins Ypt10 & Ypt11 And A Global-Scale Louse Endosymbiont Genome Variation, Nathaniel P. Smith

Theses and Dissertations

Amyotrophic lateral sclerosis (ALS) is a late-onset fatal neurodegenerative disease that causes loss of upper and/or lower motor neurons, and currently has no treatment or cure available. Over 90% of cases occur spontaneously with unknown causes, highlighting the complexity of the disease, and only 10% of cases are linked to heritable genetic mutations. Numerous ALS-linked genes are conserved through evolution, and model organisms may therefore provide opportunities to understand disease pathology at a molecular or cellular level, proving instrumental in identifying therapeutic targets. ALS subtype 8 (ALS8) is caused by an autosomal dominant P56S mutation in the VAPB gene that …


Development Of Novel, Miniaturized Sperm Cell Isolation Techniques For Sexual Assault Samples, Brittany Celeste Hudson Jan 2022

Development Of Novel, Miniaturized Sperm Cell Isolation Techniques For Sexual Assault Samples, Brittany Celeste Hudson

Theses and Dissertations

The ever-increasing sexual assault evidence collection kit backlog within the United States has prompted the search (and desperate need) for a more efficient, cost-effective, and rapid processing technique that can separate male and female contributions from evidentiary samples. Although backlogs have largely been tackled across the United States and many technological advancements have made the forensic DNA analysis workflow quicker, techniques for handling sexual assault samples remain time-consuming, tedious, and inefficient at separating cellular fractions from the victim and perpetrator. Thus, this research sought to identify a reproducible sperm isolation method using antibodies and/or alternative differential cell lysis techniques as …