Figure 4

Commisureless is a Dichaete target in the midline. Ventral views of stage 12 (A-E) and close-up of the midline in stage 14 (A’ – E’) embryos stained with anti-Comm. Anterior is to the left and the white arrowheads indicate the midline. A and A’) Wild type; B and B’) D^r72/Df(3L)fz-GS1a; C and C’) sim-GAL4; UAS-D^ΔHMG; D and D’) sim-GAL4; UAS-mSox2^EnRep; E and E’) Maternal-GAL4^VP16; UAS-mSox2^EnRep.