TORTORA·FUNKE·CASE Microbiology AN INTRODUCTION EIGHTH EDITION Chapter 19,part A Disorders Associated with the Immune SystemCopyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Microbiology B.E Pruitt & Jane J. Stein AN INTRODUCTION EIGHTH EDITION TORTORA • FUNKE • CASE Chapter 19, part A Disorders Associated with the Immune System