title: Immunopathology of X-linked lymphoproliferative syndrome.
abstract: Certain rare clinical disorders provide unusual opportunities to test concepts of immunoregulation derived from purely experimental studies. X-linked lymphoproliferative syndrome (XLP) is one such disorder, as David Purtilo here describes.
authors.affiliation: Department of Pathology and Laboratory Medicine, and Eppley Institute for Study of Cancer and Allied Diseases, University of Nebraska Medical Center, 42nd and Dewey Avenue, Omaha, NE 68105, USA.
authors.forename: D T
authors.initials: DT
authors.lastname: Purtilo