Fig. 2From: Improved gene delivery to K-562 leukemia cells by lipoic acid modified block copolymer micellesPolyplex formation and stability tests with pDNA. a EBA at different N*/P ratios in HBG buffer pH 7.4. b HRA of polyplexes at N*/P 30 in HBG buffer pH 7.4. a + b Dots represent individual replicates and lines represent the logistic fit to the respective data points (n = 3)Back to article page