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. 2023 Dec 5;18:7257–7266. doi: 10.2147/IJN.S437860

Figure 4.

Figure 4

In vitro drug release profiles of E/AC-Au/MTX after 3-month storage at 4 °C and 25 °C (mean ± SD, n=3). In vitro drug release studies were performed at pH 1.2 (A) and pH 7.4 (B).