1Kagnoff MF, Eckmann L. Epithelial cells as sensors for microbial infection. J Clin Inest 1997;100:6-10.
2Mayer L, Eisenhardt D, Salomon P, Bauer W, Pious R, Piccinini L. Expression of class I1 molecules on intestinal epithelial cells in humans. Differences between normal and inflammatory bowel disease. Gastroenterology 1991;100:3-12.
3Mayer L, Sperber K, Chan L, Child J, Toy L. Oral tolerance to protein antigen. Allergy 2001:56(Suppl 67):12-15.
4Lenschow DJ, Su GH, Zuckerman LA, Nabavi N, Jellis CL,Gray GS, Miller J, Bluestone JA. Expression and functional significance of an additional ligand for CLTA-4. Proc Natl Acad Sci USA 1993;90:11054-11058.
5Janeway CA Jr, Bottomly K. Signals and signs for lymphocyte responses. Cell 1994;76:275-285.
6Boussiotis VA, freeman GL, Gribben JG, Daley J, Gary G,Nadler LM. Activated human B lymphocytes express three CTLA-4 counterreceptors that costimulate T-cell activation.Proc Natl Acad Sci USA 1993;90:11059-11063.
7Stuber E, Strober W, Neurath M. Blocking the CD40L-CD40 interaction in vivo specifically prevents the priming of thelper 1 cells through the inhibition of interleukin 12 secretion. J Exp Med 1996;183:693-698.
8Plevy SE, Landers CJ, Prehn J, Carramanzana NM, Deem RL,Shealy D, Targan SR. A role for TNF-alpa and mucosal T help -1 cytokines in the pathgenesis of Crohn's disease. J Immunol 1997;159:6276-6282.
9Dinarello CA. IL-18:A THl-inducing, proinflammatorycy tokine and new member of the IL-1 family. J Allrgy Clin Immunol 1999;103(1 Pt 1):11-24.
10Creery WD, Diaz-Mitoma F, Filion L, Kumar A. Differential modulation of B7-1 and B7-2 isoform expression on human monocytes by cytokines which influence the development of T helper cell phenotype. Eur J lrnrnunol 1996;26:1273-1277.