Fig. 2From: Selective Cell Recruitment and Spatially Controlled Cell Attachment on Instructive Chitosan Surfaces Functionalized with Antibodiesa Schematic representation of immobilization procedure. IgG antibody is mixed in BS3 solution, and react with the amino groups in the chitosan membrane, b C1s high-resolution spectrum of chitosan membranes, chitosan membranes incubated with BS3 and chitosan membranes with immobilized antibodyBack to article page