Parra LM, Zou Y. Sonic hedgehog induces response of commissural axons to Semaphorin repulsion during midline crossing. Nat Neurosci. 2009; 13:29–35.
232
Reeber SL, Kaprielian Z. Leaving the midline: how Robo receptors regulate the guidance of post-crossing spinal commissural axons. Cell Adh Migr. 2009; 3:300–4.
