UASt regulatory sequences drive expression of an inverted repeat.
increased cell number | larval stage, with Scer\GAL4Hand.Δ
increased cell number | larval stage, with Scer\GAL4NP1029
embryonic/larval crystal cell | increased number | larval stage, with Scer\GAL4Hand.Δ
embryonic/larval crystal cell | increased number | larval stage, with Scer\GAL4NP1029