Figure 2From: Evaluation of cellular uptake and intracellular trafficking as determining factors of gene expression for amino acid-substituted gemini surfactant-based DNA nanoparticlesChemical structure of gemini surfactants. (A) Parent unsubstituted gemini surfactant (12-7NH-12) and (B) glycyl-lysine substituted gemini surfactant (12-7NGK-12).Back to article page