p.harvard.edu/research_microfluidics.html 11/6/2008 EFTA_R1_01521567 EFTA02444652 Whitesides Group - Research Page 3 of 7 References 1. Jeon, N. L. et al. "Generation of Solution and Surface Gradients Using Microfluidic Systems", Langmuir, 2000, 16, 8311-8316. 2. Wu, H. et al. "Fabrication of Topolo