title: Why study the evolution of immunity?
authors.affiliation: Department of Pediatrics, University of South Florida Children's Research Institute, St. Petersburg, Florida 33701, USA.
authors.forename: Gary W
authors.initials: GW
authors.lastname: Litman
authors.forename: Max D
authors.initials: MD
authors.lastname: Cooper
mesh_terms: D000818:Animals; D005075:Biological Evolution; D006801:Humans; D007107:Immune System / Q000276:immunology* / Q000378:metabolism*; D007113:Immunity, Innate / Q000276:immunology