Fig. 1From: Flexible nanopillar-based immunoelectrochemical biosensor for noninvasive detection of Amyloid betaa Schematic illustration of fabrication process of (a) nanopillar arrays and (b) gold electrode on nanopillar arrays. Photographs of (c) pristine nanopillar arrays and (d) gold electrode on nanopillar arrays. All scale bars are 5 cmBack to article page