Fig. 1. (A) Wild-type, sra-6::gfp adult hermaphrodite. (B)
zag-1(zd85); sra-6::gfp; arrow indicates position of PVQ. (C)
Wild-type tph-1::gfp. (D) zag-1(zd85) tph-1::gfp; arrow
indicates position of HSN. (E) Wild type tph-1::gfp. (F,G)
zag-1(zd86); odr-2::cfp; arrows indicate abnormal axons. Although not
visible in these images, HSN axons in zag-1 animals typically enter
the ventral nerve cord. Anterior is leftwards; dorsal is towards the top.