Expression of Myo61FScer\UAS.T:Ivir\HA1 under the control of Scer\GAL4da.G32 does not induce left-right (LR) inversion in the foregut. Expression of Myo61FScer\UAS.T:Ivir\HA1 under the control of Scer\GAL4byn-Gal4 induces LR inversion in the midgut and hindgut.