Hyperforin inhibits Akt1 kinase activity and promotes caspase-mediated apoptosis involving Bad and Noxa activation in human myeloid tumor cells - Merhi, F; Tang, R; Piedfer, M; Mathieu, J; Bombarda, I; Zaher, M; Kolb, J P; Billard, C; Bauvois, B (PLoS One, 2011)