94% of embryos derived from nosBN females which are also expressing nosnos.+2'C-3X.T:Ivir\HA1 have anterior defects.
nosnos.+2'C-3X.T:Ivir\HA1 rescues the abdominal segmentation defect of embryos derived from nosBN females; 100% of the embryos develop 7-8 abdominal segments.