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Immunology of Infectious Disease Commons

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Full-Text Articles in Immunology of Infectious Disease

Evaluation Of Oasl And Herc5’S Role In The Non-Lytic Clearance Of Influenza A Virus From Club Cells, Steve Crisafulli Jan 2022

Evaluation Of Oasl And Herc5’S Role In The Non-Lytic Clearance Of Influenza A Virus From Club Cells, Steve Crisafulli

West Chester University Master’s Theses

Influenza A virus (IAV) is a highly infectious pathogen responsible for causing severe respiratory illness and death in humans and animals worldwide. Due to highly effective strategies to negate host antiviral defenses, IAV leads to the death of nearly all infected cells. Furthermore, IAV induces high levels of genome-damaging oxidative stress within infected cells and suppresses the cellular mismatch repair (MMR) mechanism, thereby inhibiting expression of key antiviral genes, which further contributes to cell death. However, recent studies have demonstrated that a subset of respiratory epithelial cells, called club cells, are able to non-lytically clear IAV and continue to survive …


Validation Of The Pre-B Cell Receptor As A Therapeutic Target In B Cell Precursor Acute Lymphoblastic Leukemia, Michael F. Erasmus Apr 2017

Validation Of The Pre-B Cell Receptor As A Therapeutic Target In B Cell Precursor Acute Lymphoblastic Leukemia, Michael F. Erasmus

Biomedical Sciences ETDs

This dissertation is built upon the fundamental idea that the pre-B cell receptor (pre-BCR) is important to leukemia cell survival and a logical therapeutic target in B cell precursor acute lymphoblastic leukemia (BCP-ALL). The pre-BCR is expressed early at a specific stage during B cell development where it plays a central role in survival of healthy B lymphocytes. This receptor is composed of the membrane heavy chain (mIgμ) associated with surrogate light chain components, 5 and VpreB. Through the use of advanced imaging modalities, in particular two-color single particle tracking (SPT), we showed that pre-BCRs formed transient, homotypic interactions. These …


Characterization Of A Putative Hemolysin Expressed By Sneathia Amnii, A Preterm Birth-Associated Pathogen, Lizette Carrasco, Kimberly Jefferson Jan 2017

Characterization Of A Putative Hemolysin Expressed By Sneathia Amnii, A Preterm Birth-Associated Pathogen, Lizette Carrasco, Kimberly Jefferson

Undergraduate Research Posters

The gram-negative bacteria Sneathia amnii is a poorly-characterized commensal of the female urogenital tract frequently associated with adverse clinical outcomes such as bacterial vaginosis (BV), amnionitis, and preterm labor. To investigate its potential role in virulence, we sought to identify and characterize virulence determinants produced by S. amnii in an effort to better understand the pathogenesis of infectious preterm birth. Through sequencing of the Sn35 genome (type strain of S. amnii), we identified two genes with amino acid sequence similarity and structural similarity to the filamentous hemagglutinin (FHA) protein of Bordetella pertussis and its Type Vb transporter. Because S. amnii …