CJCP     2006 8 (4):  307-310    ISSN: 1008-8830  CN: 43-1301/R Levels of IL-12 produced by dendritic cells and changes of TH1/TH2 balance in children with Henoch-Schonlein purpura SUN Da-Qing, ZHANG Qiu-Ye, DONG Zeng-Yi, BAI Feng Department of Pediatrics, Affiliated Hospital, Qingdao University Medical College, Qingdao 266003, China. qyzh9816@163.com Received: null  Revised: null  Online: null Supporting info