Figure 5From: Protamine nanoparticles for improving shRNA-mediated anti-cancer effects Western blot analyses of the expression levels of Bcl-2, caspase-3, and PARP proteins. Western blot analyses of the expression levels of Bcl-2, caspase-3, and PARP proteins in A549 cells after incubating with free shBcl-2 and shBcl-2 loaded NPs.Back to article page