Expression of Fas2 lacking the last 3 amino acids (claimed as 'dominant-negative') is under the control of UAS sequences.
border follicle cell, with Scer\GAL4BA3
In Fas2Δ3.Scer\UAS; Scer\GAL4BA3 flies the timing of delamination of the border follicle cells is normal, but their migration rate is slightly increased.
K. Zito and C. S. Goodman