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Full-Text Articles in Diseases

Role Of Pseudomonas Aeruginosa Exoenzymes S, T, And Y In The Modulation Of Intrinsic Apoptosis In Pulmonary Microvascular Endothelial Cells, Andrea M. Vavrinek May 2023

Role Of Pseudomonas Aeruginosa Exoenzymes S, T, And Y In The Modulation Of Intrinsic Apoptosis In Pulmonary Microvascular Endothelial Cells, Andrea M. Vavrinek

Honors Theses

P. aeruginosa is the most common cause of ventilator-associated pneumonia in ICU patients. P. aeruginosa uses a type III secretion system to inject exoenzymes S, T, U, and Y into host cells, exhibiting unique effects. Pulmonary microvascular endothelial cells (PMVECs) are used to evaluate cellular changes caused by exoenzymes. ExoY infection of PMVECs leads to cell rounding but does not lead to cell death, unlike ExoS/T. The current study evaluated the exoenzyme-induced modulation of intrinsic apoptosis in endothelial cells. Strain PAK, producing ExoS, T, and Y, was compared to isogenic strains expressing either S, SY, T, TY, Y, or none …


The Characterization Of The Sars-Cov-2 Receptor Binding Domain Interaction With The Human Ace2 Receptor And Potential Small Molecule Inhibitors, Camryn Carter Apr 2023

The Characterization Of The Sars-Cov-2 Receptor Binding Domain Interaction With The Human Ace2 Receptor And Potential Small Molecule Inhibitors, Camryn Carter

Honors Theses

In December 2019, a novel coronavirus, severe acute respiratory syndrome coronavirus (SARS-CoV-2), was identified in Wuhan, China after numerous patients experienced pneumonia symptoms, but existing medicinal treatments were ineffective.1 The global spread of the SARS-CoV-2 virus caused an outbreak of the infectious disease, coronavirus disease 2019 (COVID-19), which was soon after declared a pandemic by the World Health Organization, referred to as the COVID-19 pandemic. According to John Hopkins University, over 1,000,000 people have died from SARS-CoV-2 infection and about 104,000,000 cases have been confirmed in the United States (US). An infection of the SARS-CoV-2 virus is caused by the …