Eight copies of lacO are fused upstream of a Avic\GFPEGFP.ERE.Tag:HA,lacZ reporter.
Approximately seven repeats of the ecdysone responsive element (ERE) from Hsp27 are upstream of the Adh distal promoter, regulating expression of a fusion transcript coding for 3 Tag:HA repeats, EGFP and lacZ (no introns).