otEx331 [lad-2p::GFP + pha-1(+)]. Axon guidance defects in SDQ, PLN and SMD neurons. Maintain under normal conditions. Not known if pha-1 is still present in background; maintain by picking GFP+ animals. Reference: Wang X, et al. J Cell Biol. 2008 Jan 14;180(1):233-46.