Figure 4.

Histological analysis of neoplastic masses by H & E staining, Ki-67 protein, and TUNEL assay after being excised from the PANC-1-induced nude mice tumor model following their scarification at the end of the experiments. A 110nm-GEM-ANPs, B 406-nm-GEM-ANPs, C gemcitabine, D ANPs and E control.

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