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. 2016 Jul 27;5(8):e003856. doi: 10.1161/JAHA.116.003856

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© 2016 The Authors. Published on behalf of the American Heart Association, Inc., by Wiley Blackwell.

This is an open access article under the terms of the Creative Commons Attribution‐NonCommercial‐NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Verhoeff Van Gieson elastin stain slides demonstrating greater intimal area and thickness in control vein grafts (A) compared to photochemical tissue passivation–treated vein grafts (B). Scale bar=1 mm.