Supplementary MaterialsAdditional file 1: Rheological characterization of PAA gels that approximate sequential regions on the experimental gradients. Pa). Scale bar represents 200 is Poissons ratio, assumed to be 0.457 for polyacrylamide [15]. Schwann cell culture Schwann cells isolated from adult rat sciatic nerve (generous gift from Dr. Mary Bunge, University of Miami, Coral Gables, FL)… Continue reading Supplementary MaterialsAdditional file 1: Rheological characterization of PAA gels that approximate