Expression of an inverted repeat of the O-fut1 cDNA (residues 1-534 and residues 1-745 ligated tail-to-tail) is under the control of UAS sequences.
wing margin, with Scer\GAL4ptc-559.1
O-fut1dsRNA.Scer\UAS.cSa; Scer\GAL4ptc-559.1 animals have wings with a distal notch.