Published April 2003 | Version Published Journal Article Metadata-only The Morphogen Sonic Hedgehog Is an Axonal Chemoattractant that Collaborates with Netrin-1 in Midline Axon Guidance Creators Charron, Frédéric Stein, Elke Jeong, Juhee McMahon, Andrew P Tessier-Lavigne, Marc Additional details Caltech Custom Metadata Publication Status Published