The Immune System (Iv All living beings present a type of defense mechanism Innate Immune System first line of defense controls bacterial infections regulates adaptive immunity composed mainly of phagocytes and the complement system PAMPs and prrs BIC 2005-Introduction to artificial Immune Systems- Dr Leandro Nunes de Castro 8BIC 2005 - Introduction to Artificial Immune Systems - Dr. Leandro Nunes de Castro 8 ◼ All living beings present a type of defense mechanism ◼ Innate Immune System ◼ first line of defense ◼ controls bacterial infections ◼ regulates adaptive immunity ◼ composed mainly of phagocytes and the complement system ◼ PAMPs and PRRs The Immune System (IV)