Figure 1.

Inhibition rate. Gemcitabine concentration profile of 406-nm GEM-ANPs, 110-nm GEM-ANPs, gemcitabine, and ANPs on the human pancreatic cancer cell line PANC-1 after exposure for 48 and 72 h in vitro.

Li et al. Nanoscale Research Letters 2013 8:176   doi:10.1186/1556-276X-8-176
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