Fig. 2From: Photothermal and gene therapy combined with immunotherapy to gastric cancer by the gold nanoshell-based systemDrug releasing and stability of siRNA@CPG@Gold Nanoshell system. a, b Gold Nanoshell stability in different pH and ion strength solution. c–f siRNA release from siRNA@Gold Nanoshell in different pH situation, different NaCl concentration, in different temperature, in serum with different time and irradiated by laser with different time. Data are given as mean ± SD (n = 5). *P < 0.05Back to article page