We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleClass IV semaphorin Sema4A enhances T-cell activation and interacts with Tim-2.AuthorsKumanogoh A; Marukawa S; Suzuki K; Takegahara N; Watanabe C; Ch'ng E; Ishida I; Fujimura H; Sakoda S; Yoshida K; Kikutani HPublicationNature, 2002, Vol 419, Issue 6907, p629ISSN0028-0836Publication typearticleDOI10.1038/nature01037