Fig2B. Copyright: Reprinted with permission from Elsevier from [doi:10.1006/dbio.1999.9581] Dev Biol 219: 142-53, Hargrave M; Karunaratne A; Cox L; Wood S; Koopman P; Yamada T, The HMG box transcription factor gene Sox14 marks a novel subset of ventral interneurons and is regulated by sonic hedgehog. Copyright 2000