Correction for Yu et al., Nucleoprotein structure of the CD4 locus: Implications for the mechanisms underlying CD4 regulation during T cell development

IMMUNOLOGY. For the article “Nucleoprotein structure of the CD4 locus: Implications for the mechanisms underlying CD4 regulation during T cell development,” by Ming Yu, Mimi Wan, Jianmin Zhang, Jie Wu, Rohini Khatri and Tian Chi, which appeared in issue 10, March 11, 2008, of Proc Natl Acad Sci USA (105:3873–3878; first published …