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Table 1 The fluorescence intensity change rates of the PAMAM dendrimers at different pH values

From: Effects of the surface charge of polyamidoamine dendrimers on cellular exocytosis and the exocytosis mechanism in multidrug-resistant breast cancer cells

 

pH 6.8

pH 5.0

PAMAM-NH2-FITC

11.74%

12.63%

PAMAM-OH-FITC

10.34%

18.56%

PAMAM-COOH-FITC

10.78%

15.25%