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1270         Part eleven  Diagnostic Immunology


                                                               In conclusion, lymphocyte responses in humans can be assessed
                                                               using a variety of analytical tools as described in this chapter
                                                               and applied to many clinical contexts, including but not limited
                                                               to primary immunodeficiencies, autoimmunity, transplantation,
                                                               and immune dysregulation disorders. Most of these measurements
                                                               use cells from blood and not from other lymphoid tissues due
                                   3UROLIHUDWLQJ &'    % FHOOV  to accessibility and ease of generating control reference ranges.
                                                               This chapter is not an exhaustive treatise on all aspects of
             &RXQW                                             lymphocyte function and the immune response; nor does it cover
                                                               all areas of normal and abnormal pathology in this context.
                                                               Rather, it is meant to take the reader on a tour of the immune
                                                               landscape and to provide salient highlights of the diversity and
                                                               relevance of lymphocyte function.

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