Higher magnification images show both human and mouse vessels surrounding HMEC+adMSC modules at day 14. Serial sections of HMEC-adMSC modular implants (A, H&E), (B, Trichrome) highlight two vessels (arrow, star) surrounding modules containing erythrocytes. Both UEA-1+ (C) (arrows, human) and CD31+ (D) (stars, mouse) blood vessels are observed surrounding the modules at day 14. Dashed line highlights module location. Scale bar=100 μm. Color images available online at www.liebertpub.com/tea