%0 Journal Article %T Microfluidic chip containing porous gradient for chemotaxis study %A Al-Abboodi, Aswan %A Tjeung, Ricky %A Doran, Pauline %A Yeo, Leslie %A Friend, James %A Chan, Peggy %J Proceedings of SPIE %V 8204 %N 1 %P 82041H-82041H-6 %@ 0277-786X %D 2011-12-05 %I SPIE %~ DeepDyve