In the article by Müller et al entitled “Transmembrane CEACAM1 affects integrin-dependent signaling and regulates extracellular matrix protein–specific morphology and migration of endothelial cells,” which appeared in the May 15, 2005, issue of Blood (Volume 105:3925-3934), the wild-type LN panel in Figure 6Ai is incorrect. The correct Figure 6A appears below.FIG1