作者: Ji Sun Yu , An Keun Kim
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摘要: Abstract Platycodin D (PD), a major constituent isolated from the root of Platycodon grandiflorum, has been suggested to possess anticancer activities, as indicated by its capabilities induce mitotic arrest and apoptosis in several cancer cells. However, little is known underlying action mechanism. This study first investigate effect PD human breast cell, MCF-7. Our data showed that exhibited marked cell growth inhibition inducing apoptosis. induction was associated with activation caspase-8 -9 activities poly(ADP-ribose) polymerase. triggered mitochondrial apoptotic pathway, up-regulation levels cellular Bax down-regulation Bcl-2 caspase-9 activation. We found induced proteolytic Bid, member proapoptotic family, implicating PD-induced possibly being functionally linked death receptor-mediated pathway. The treatment also a...