Co-option of an anteroposterior head axis gene network for proximodistal patterning of appendages in early bilaterian evolution

Program/Abstract # 62 Co-option of an anteroposterior head axis gene network for proximodistal patterning of appendages in early bilaterian evolution William McGinnis, Jens H. Fritzenwanker, John Gerhart, Christopher J. Lowe, Derek Lemons Dept of Cell & Dev Biol, University of California, San Diego, CA, USA Dept of Organismal Biol and Anatomy, University of Chicago, IL, USA Dept of Molec and Cell Biol, University of California, Berkeley, CA, USA