UASt regulatory sequences drive expression of an inverted repeat.
Expression under the control of Scer\GAL4Mef2.PR results in late pupal lethality.
Expression under the control of Scer\GAL4pnr-MD237 may result in semi-lethality, depending on the insertion line used.
Expression under the control of Scer\GAL4pnr-MD237 results in the absence of 0% or 10-20% of the Scer\GAL4pnr-MD237-expressing area of the notum, depending on the insertion line used.