RT Journal Article SR Electronic T1 In This Issue JF The Journal of Immunology JO J. Immunol. FD American Association of Immunologists SP 4197 OP 4198 DO 10.4049/jimmunol.1290062 VO 189 IS 9 YR 2012 UL http://www.jimmunol.org/content/189/9/4197.abstract AB