Sleep levels of the Scer\GAL4elav-C155; Scer\GAL80ts.αTub84B x CanA-14Fact.Scer\UAS.T:Hsap\MYC flies are significantly higher than those of the control groups throughout the day in both LD and DD conditions at 30[o]C. these sleep patterns are largely unaffected after a return to 30[o]C, suggesting non-developmental effects on the neurons.