FigS2-B. [doi:10.1371/journal.pone.0000575] [PMID:17593974] Copyright: This image is from Holst CR; Bou-Reslan H; Gore BB; Wong K; Grant D; Chalasani S; Carano RA; Frantz GD; Tessier-Lavigne M; Bolon B; French DM; Ashkenazi A. Secreted Sulfatases Sulf1 and Sulf2 Have Overlapping yet Essential Roles in Mouse Neonatal Survival. PLoS ONE 2007 2(6):e575, an open-access article distributed under the terms of the Creative Commons Attribution License