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Full-Text Articles in Medicine and Health Sciences

Anti-Fcεr1 Antibody Injections Activate Basophils And Mast Cells And Delay Type 1 Diabetes Onset In Nod Mice, Marc P. Hübner, David Larson, Marina N. Torrero, Ellen Mueller, Yinghui Shi, Kristin E. Killoran, Edward Mitre Jan 2011

Anti-Fcεr1 Antibody Injections Activate Basophils And Mast Cells And Delay Type 1 Diabetes Onset In Nod Mice, Marc P. Hübner, David Larson, Marina N. Torrero, Ellen Mueller, Yinghui Shi, Kristin E. Killoran, Edward Mitre

Uniformed Services University of the Health Sciences

Mounting evidence suggests that helminth infections protect against autoimmune diseases. As helminths cause chronic IgE-mediated activation of basophils and mast cells we hypothesized that continuous activation of these cells could prevent diabetes onset in nonobese diabetic (NOD) mice in the absence of infection. Anti-FcεR1 activated basophils and mast cells and resulted in the release of IL-4 and histamine into the bloodstream. Anti-FcεR1-treated NOD mice showed a type 2 shift in insulin-specific antibody production and exhibited significant delays in diabetes onset. IL-4 responses played a partial role as the protective effect of anti-FcεR1 therapy was diminished in IL-4-deficient NOD mice. In …


Suggested Improvements For The Allergenicity Assessment Of Genetically Modified Plants Used In Foods, Richard E. Goodman Jan 2011

Suggested Improvements For The Allergenicity Assessment Of Genetically Modified Plants Used In Foods, Richard E. Goodman

Department of Food Science and Technology: Faculty Publications

Genetically modified (GM) plants are increasingly used for food production and industrial applications. As the global population has surpassed 7 billion and per capita consumption rises, food production is challenged by loss of arable land, changing weather patterns, and evolving plant pests and disease. Previous gains in quantity and quality relied on natural or artificial breeding, random mutagenesis, increased pesticide and fertilizer use, and improved farming techniques, all without a formal safety evaluation. However, the direct introduction of novel genes raised questions regarding safety that are being addressed by an evaluation process that considers potential increases in the allergenicity, toxicity, …