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Full-Text Articles in Bacterial Infections and Mycoses

Plasmodium Impairs Antibacterial Innate Immunity To Systemic Infections In Part Through Hemozoin-Bound Bioactive Molecules., Christopher Lynn Harding Aug 2020

Plasmodium Impairs Antibacterial Innate Immunity To Systemic Infections In Part Through Hemozoin-Bound Bioactive Molecules., Christopher Lynn Harding

Electronic Theses and Dissertations

Despite efforts to decrease the global health burden of malaria, infections with Plasmodium species continue to cause over 200 million episodes of malaria each year which resulted in 405,000 deaths in 2018 [1]. One complication of malaria is increased susceptibility to invasive bacterial infections. Plasmodium infections impair host immunity to non-Typhoid Salmonella (NTS) through activities of heme oxygenase I (HO-I) )-induced release of immature granulocytes and myeloid cell-derived IL-10. Yet, it is not known if these mechanisms are specific to NTS. We show here, that Plasmodium yoelii 17XNL (Py) infected mice had impaired clearance of systemic Listeria monocytogenes (Lm) during …


Analysis Of The Local And Systemic Cytokine Response Profiles In Patients With Community-Acquired Pneumonia. Relationship With Disease Severity And Outcomes., Rafael Fernandez-Botran, Timothy Lee Wiemken, Robert R. Kelley, Paula Peyrani, Jose Bordon, Rodrigo Cavallazzi, Julio A. Ramirez May 2017

Analysis Of The Local And Systemic Cytokine Response Profiles In Patients With Community-Acquired Pneumonia. Relationship With Disease Severity And Outcomes., Rafael Fernandez-Botran, Timothy Lee Wiemken, Robert R. Kelley, Paula Peyrani, Jose Bordon, Rodrigo Cavallazzi, Julio A. Ramirez

The University of Louisville Journal of Respiratory Infections

The goals of this study were to investigate the relationship of systemic and local cytokine responses with time to clinical stability (TCS) in patients with community-acquired pneumonia (CAP) and to develop a model to integrate multiple cytokine data into “cytokine response profiles” based on local vs. systemic and pro- vs. anti-inflammatory cytokine patterns in order to better understand their relationships with measures of CAP severity and outcomes. Forty hospitalized patients enrolled through the Community Acquired Pneumonia Inflammatory Study Group (CAPISG) were analyzed. Based on the ranked distribution of the levels of eight different pro-inflammatory cytokines and chemokines (IL-1b, IL-6, IL-8, …