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Mechanisms of Immune Tolerance to Allergens

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Co-evolutionary development of the immune system together with infections and non-infectious environmental proteins (allergens) has generated biologically relevant thresholds and major directions to be…

Flu Pandemic Underway

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Margaret Chan, the director-general of the World Health Organization (WHO), has officially declared the first global influenza pandemic in 41 years, for the A(H1N1)…

Blood-Brain Barrier and Cytokines/Chemokines

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Introduction: Cytokines are usually soluble proteins that function in cell-to-cell communication. Originally identified as products of immune cells, cytokines can be produced by parenchymal…