elisa enzyme-linked immunosorbent assay http://highered.mcgrawhill.com/sites/0072556781/student_view0/chapter33/animation_quiz_1.html ige mediated (type 1) hypersensitivity http://highered.mcgrawhill.com/sites/0072556781/student_view0/chapter33/animation_quiz_2.html immune complex type 3 hypersensitivity http://highered.mcgrawhill.com/sites/0072556781/student_view0/chapter33/animation_quiz_3.html delayed (type iv) hypersensitivity http://highered.mcgrawhill.com/sites/0072556781/student_view0/chapter33/animation_quiz_4.html cytotoxic (type ii hypersensitivity) http://highered.mcgrawhill.com/sites/0072556781/student_view0/chapter33/animation_quiz_5.html