We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePeptide-MHC heterodimers show that thymic positive selection requires a more restricted set of self-peptides than negative selection.AuthorsJuang, Jeremy; Ebert, Peter J. R.; Feng, Dan; Garcia, K. Christopher; Krogsgaard, Michelle; Davis, Mark M.PublicationJournal of Experimental Medicine, 2010, Vol 207, Issue 6, p1223ISSN0022-1007Publication typearticleDOI10.1084/jem.20092170