RT Journal Article SR Electronic T1 IN THIS ISSUE JF The Journal of Immunology JO J. Immunol. FD American Association of Immunologists SP 855 OP 856 DO 10.4049/jimmunol.181.2.855 VO 181 IS 2 YR 2008 UL http://www.jimmunol.org/content/181/2/855.abstract AB