Digitoxin mimics gene therapy with CFTR and suppresses hypersecretion of IL-8 from cystic fibrosis lung epithelial cells - Srivastava, M; Eidelman, O; Zhang, J; Paweletz, C; Caohuy, H; Yang, Q; Jacobson, K A; Heldman, E; Huang, W; Jozwik, C; Pollard, B S; Pollard, H B (Proc Natl Acad Sci U S A, 2004)