1. The interactive fly. http://www.sdbonline.org/fly/aimain/1aahome.htm
2. Flybase. http://flybase.org/
3. iHOP (Information Hyperlinked Over Proteins). http://www.ihop-net.org/UniPub/iHOP/
4. Zinn lab motor axon development primer. http://www.its.caltech.edu/∼zinnlab/motoraxons/fmaHomePage3.html
5. Guidance molecules in synapse formation and plasticity;Shen;Cold Spring Harb Perspect Biol,2010