Suppressive effects of co-stimulatory molecule expressions on mouse splenocytes by anti-allergic agents in vitro - Ito, Jun-ichi; Asano, Kazuhito; Tryka, Elzbieta; Kanai, Ken-ichi; Yamamoto, Sumiko; Hisamitsu, Tadashi; Suzaki, Harumi (Mediators of Inflammation, 2000)