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Immunology and Infectious Disease Commons

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Full-Text Articles in Immunology and Infectious Disease

Progression Of Non-Alcoholic Steatosis To Steatohepatitis And Fibrosis Parallels Cumulative Accumulation Of Danger Signals That Promote Inflammation And Liver Tumors In A High Fat-Cholesterol-Sugar Diet Model In Mice, Michal Ganz, Terence N. Bukong, Timea Csak, Banishree Saha, Jin-Kyu Park, Aditya Ambade, Karen Kodys, Gyongyi Szabo Sep 2015

Progression Of Non-Alcoholic Steatosis To Steatohepatitis And Fibrosis Parallels Cumulative Accumulation Of Danger Signals That Promote Inflammation And Liver Tumors In A High Fat-Cholesterol-Sugar Diet Model In Mice, Michal Ganz, Terence N. Bukong, Timea Csak, Banishree Saha, Jin-Kyu Park, Aditya Ambade, Karen Kodys, Gyongyi Szabo

Gyongyi Szabo

BACKGROUND: Non-alcoholic fatty liver disease (NAFLD) is becoming a pandemic. While multiple 'hits' have been reported to contribute to NAFLD progression to non-alcoholic steatohepatitis (NASH), fibrosis and liver cancer, understanding the natural history of the specific molecular signals leading to hepatocyte damage, inflammation and fibrosis, is hampered by the lack of suitable animal models that reproduce disease progression in humans. The purpose of this study was first, to develop a mouse model that closely mimics progressive NAFLD covering the spectrum of immune, metabolic and histopathologic abnormalities present in human disease; and second, to characterize the temporal relationship between sterile/exogenous danger …


Expert–Novice Differences In Mental Models Of Viruses, Vaccines, And The Causes Of Infectious Disease, Benjamin D. Jee, David H. Uttal, Amy N. Spiegel, Judy Diamond Jun 2015

Expert–Novice Differences In Mental Models Of Viruses, Vaccines, And The Causes Of Infectious Disease, Benjamin D. Jee, David H. Uttal, Amy N. Spiegel, Judy Diamond

Amy N. Spiegel

Humans are exposed to viruses everywhere they live, play, and work. Yet people’s beliefs about viruses may be confused or inaccurate, potentially impairing their understanding of scientific information. This study used semi-structured interviews to examine people’s beliefs about viruses, vaccines, and the causes of infectious disease. We compared people at different levels of science expertise: middle school students, teachers, and professional virologists. The virologists described more entities involved in microbiological processes, how these entities behaved, and why. Quantitative and qualitative analyses revealed distinctions in the cognitive organization of several concepts, including infection and vaccination. For example, some students and teachers …


Immunotherapy Of Cancer: Reprogramming Tumor/Immune Cellular Crosstalk To Improve Anti-Tumor Efficacy, Kyle K. Payne Jan 2015

Immunotherapy Of Cancer: Reprogramming Tumor/Immune Cellular Crosstalk To Improve Anti-Tumor Efficacy, Kyle K. Payne

Theses and Dissertations

Immunotherapy of cancer has been shown to be promising in prolonging patient survival. However, complete elimination of cancer and life-long relapse-free survival remain to be major challenge for anti-cancer therapeutics. We have previously reported that ex vivo reprogramming of tumor-sensitized immune cells by bryostatin 1/ionomycin (B/I) and the gamma-chain (γ-c) cytokines IL-2, IL-7, and IL-15 resulted in the generation of memory T cells as well as CD25+ NKT cells and CD25+ NK cells. Adoptive cellular therapy (ACT) utilizing these reprogrammed immune cells protected FVBN202 mice from tumor challenge, and overcame the suppressive functions of myeloid-derived suppressor cells (MDSCs). We then …