UASt regulatory sequences drive expression of an inverted repeat.
Expression under the control of Scer\GAL4Mef2.PR results in a weak flyer phenotype.
Expression under the control of Scer\GAL4pnr-MD237 results in extra bristles on the notum in 20-30% of the Scer\GAL4pnr-MD237 expression domain.
Expression under the control of Scer\GAL4pnr-MD237 results in the absence of 80-90% of the Scer\GAL4pnr-MD237-expressing area of the notum.