Roitt's Essential Immunology

Thirteenth Edition

Peter J. Delves, Seamus J. Martin, Dennis R. Burton, Ivan M. Roitt

Single Best Answer Questions

Chapter 12, Question 1.

1. The feature that best uniquely describes NK cell activity against a virus-infected cell is:

A It is cell contact dependent

B Peptides derived from processed viral antigens are recognized

C Apoptosis is induced in the target cell by the perforin-granzyme pathway

D An absence of MHC class I on the target cell is detected

E Engagement of Fas results in target cell death