Figure 8

Staurosporine (200 nM) is more potent than UCN-01 (500 nM) in mediating supra-additive enhancement of apoptosis in combination with low concentration of VA of 1.0 mM (#P=0.0022–0.0001 VA+STP vs VA+UCN-01). Data are expressed as mean±s.e.m. of three independent experiments.