UAS regulatory sequences drive expression of the "A" isoform of ovo tagged with a C-terminal GFP.
ventral denticle belt, with Scer\GAL4wg.PM
Expression of ovoScer\UAS.T:Avic\GFP.A in the embryonic epidermis driven by Scer\GAL4wg.PM dominantly inhibits ventral trichome formation.