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(NIH/National Institute of Allergy and Infectious Diseases) Prion diseases are slow degenerative brain diseases that occur in people and various other mammals. No vaccines or treatments are available, and these diseases are almost always fatal. Scientists have found little evidence of a protective immune response to prion infections. Further, microglia--brain cells usually involved in the first level of host defense against infections of the brain--have been thought to worsen these diseases by secreting toxic molecules that can damage nerve cells.
Original Article: Microglia are key defenders against prion diseasesNEXT ARTICLE
The term allergy is used to describe a response, within the body, to a substance, which is not necessarily harmful in itself, but results in an immune response and a reaction that causes symptoms and disease in a predisposed person, which in turn can cau...
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