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%