ß 2015. Published by The Company of Biologists Ltd | Journal of Cell Science (2015) 000, 000–000 doi:10.1242/jcs.168989 CORRECTION Loss of Porcupine impairs convergent extension during gastrulation in zebrafish Qiuhong Chen, Ritsuko Takada and Shinji Takada There was an error published in J. Cell Sci. 125, 2224–2234. In Fig. 2, panel R was inadvertently duplicated and displayed as panel S. Panel S has been replaced with the correct panel in the figure reprinted below. There are no changes to the figure legend, which is accurate. This error does not affect the conclusions of the study. We apologise to the readers for any confusion that this error might have caused. 1 Journal of Cell Science JCS168989.3d 22/1/15 10:57:22 The Charlesworth Group, Wakefield +44(0)1924 369598 - Rev 9.0.225/W (Oct 13 2006) 2224 Research Article Loss of Porcupine impairs convergent extension during gastrulation in zebrafish Qiuhong Chen1, Ritsuko Takada1 and Shinji Takada1,2,* 1Okazaki Institute for Integrative Bioscience and National Institute for Basic Biology, National Institutes of Natural Sciences, Okazaki, Aichi 444-8787, Japan 2Department of Molecular Biomechanics, The Graduate University for Advanced Studies (SOKENDAI), Okazaki, Aichi 444-8787, Japan *Author for correspondence (
[email protected]) Accepted 9 January 2012 Journal of Cell Science 125, 2224–2234 ß 2012. Published by The Company of Biologists Ltd doi: 10.1242/jcs.098368 Summary Porcupine (Porcn), an O-acyltransferase located in the endoplasmic reticulum (ER), is required for lipidation of Wnt proteins to enable their trafficking from the ER in mammalian cell culture.