title: Innate immunity. Recognizing the first responders. Introduction.
authors.forename: Kristen L
authors.initials: KL
authors.lastname: Mueller
mesh_terms: D056704:Adaptive Immunity; D000818:Animals; D006801:Humans; D007113:Immunity, Innate; D008213:Lymphocyte Activation; D051192:Receptors, Pattern Recognition / Q000502:physiology
chemical_list: D051192:Receptors, Pattern Recognition