Chelsey and Ravi have recently co-authored a paper for PLoS ONE on innervation of the mouse cornea. Please check it out!
McKenna CC, Munjaal RP, Lwigale PY (2012) Distinct Roles for Neuropilin1 and Neuropilin2 during Mouse Corneal Innervation. PLoS ONE 7(5): e37175. doi:10.1371/journal.pone.0037175