9:26Planar Gradient Diffusion System to Investigate Chemotaxis in a 3D Collagen Matrix0 views•2015•Cited by 3•BioengineeringDavid A. Stout1, Jennet Toyjanova2, Christian Franck3David A. Stout1Jennet Toyjanova2Christian Franck31Department of Mechanical and Aerospace Engineering, California State University, Long Beach, 2Ximedica, 3School of Engineering, Brown UniversityDepartment of Mechanical and Aerospace Engineering, California State University, Long BeachXimedicaSchool of Engineering, Brown University