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Full-Text Articles in Virology

Host Determinants Of Protection And Pathogenesis During Chikungunya Virus Infection, Lindsey Elaine Cook May 2018

Host Determinants Of Protection And Pathogenesis During Chikungunya Virus Infection, Lindsey Elaine Cook

Arts & Sciences Electronic Theses and Dissertations

Chikungunya virus (CHIKV) is a mosquito-transmitted alphavirus that causes acute and chronic polyarthritis. The virus has rapidly emerged over the last decade, and in 2013, CHIKV spread to the Western Hemisphere for the first time, infecting more than 1.8 million people. CHIKV targets the joints and musculoskeletal tissues, resulting in severe myalgia and symmetric polyarthritis that clinically mimics rheumatoid arthritis. Currently, no approved treatment is effective in preventing or controlling CHIKV infection or disease. Pathogenesis of CHIKV is still poorly understood but is thought to reflect an interplay between viral replication and detrimental immune responses. CHIKV patients have increased numbers …


The Role Of Dendritic Cell Subsets And Innate Immunity In The Pathogenesis Of Type 1 Diabetes And Other Autoimmune Diseases, Jeffrey D. Price, Kristin V. Tarbell Jan 2015

The Role Of Dendritic Cell Subsets And Innate Immunity In The Pathogenesis Of Type 1 Diabetes And Other Autoimmune Diseases, Jeffrey D. Price, Kristin V. Tarbell

Nebraska Center for Virology: Faculty Publications

Dendritic cells (DCs) are key antigen-presenting cells that have an important role in autoimmune pathogenesis. DCs control both steady-state T cell tolerance and activation of pathogenic responses. The balance between these two outcomes depends on several factors, including genetic susceptibility, environmental signals that stimulate varied innate responses, and which DC subset is presenting antigen. Although the specific DC phenotype can diverge depending on the tissue location and context, there are four main subsets identified in both mouse and human: conventional cDC1 and cDC2, plasmacytoid DCs, and monocyte-derived DCs. In this review, we will discuss the role of these subsets in …