Triptolide therapy for neuroblastoma decreases cell viability in vitro and inhibits tumor growth in vivo - Antonoff, M B; Chugh, R; Borja-Cacho, D; Dudeja, V; Clawson, K A; Skube, S J; Sorenson, B S; Saltzman, D A; Vickers, S M; Saluja, A K (Surgery, 2009)