... peptide complex is prefer-entially recognized by natural killer cells(E) The HLA-B 27 gene product participates in thepathophysiology of ankylosing spondylitisXI- 47. A 70 -year-old man with renal ... the main effectors of antibody-dependent,cell-mediated cytotoxicityXI-42. A 2 7- year-old woman with SLE is in remission;current treatment is azathioprine, 75 mg/d, and predni-sone, 5 mg/d. Last ... deficiency of C1 esterase inhibitor(E) inherited inability to normally catabolize the radio-contrast agentXI-30. A 35-year-old woman relates a 1-year history of recurrent crops of small, reddish-brown...