Fig. 10: LbL-based stent coatings for anti-fouling. | NPG Asia Materials

Fig. 10: LbL-based stent coatings for anti-fouling.

From: Interfacing exogenous stents with human coronary artery by self-assembled coating: designs, functionalities and applications

Fig. 10

a Electrochemically copolymerizing positive charges of PEDOT with negative charges of GO, PSS and heparin. b SEM images of human platelets adherent to (i) SUS316L, (ii) PEDOT/ heparin, (iii) PEDOT/PSS, (iv) PEDOT/GO, and (v) PEDOT/GO/ heparin substrates85. Copyright © 2019 MDPI. c The surface modification process: the deposition of thin Au layers, the chemisorption of disulfides, and the coupling of PEG derivatives or heparin by disulfides. d AFM images of the modified surfaces. (i) Au, (ii) Au-S-PEG-SO3, (iii) Au-S-PEG- heparin; RMS roughness:(i) 2.231, (ii) 1.070, (iii) 1.129 nm19. Copyright ©2002 Taylor & Francis.

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