Scer\GAL4btl.PU-mediated expression of rebGS15050 results in chitin accumulation - by the end of embryogenesis, branches are aberrantly straight and have apparently shrank, and the lateral trunk displays a lack of cell intercalation. In addition, trachea do not fill with air.
rebGS15050 is rescued by Scer\GAL4btl.PU/rebGD7952
rebGS15050 is rescued by Scer\GAL4btl.PU/rebHMS01444