Expression of tslScer\UAS.P\T.cDa under the control of Scer\GAL4mat.αTub67C.T:Hsim\VP16 results in embryos with cuticle defects: in mild cases, fusion of denticle belts corresponding to the 4th-6th abdominal segments is seen, while in severe cases, no denticle belts can be detected and there is an apparent duplication of posterior structures.