Expression of Pros45Scer\UAS.cCa under the control of Scer\GAL4prd.RG1 does not disrupt normal development; segmentation appears normal and viable, fertile adults are produced. Expression of Pros45Scer\UAS.cCa under the control of Scer\GAL4Gp150-52A, Scer\GAL415, Scer\GAL4BG487 or Scer\GAL4twi.PG does not produce any overt phenotype.