Table 2 Courtship latency of Tre1-GAL4/Y; UAS-TraF/+ males with virgin females of sibling Drosophila species
Male genotypeD. melanogaster virginsD. simulans virginsD. mauritiana virgins
UAS-TraF/+29.8 ± 2.7 s38.7 ± 6.3 s (NS)93.3 ± 15.1 s (P < 0.01)
Tre1-GAL4/Y36.5 ± 5.0 s50.2 ± 7.8 s (NS)76.4 ± 16.7 s (P < 0.05)
Tre1-GAL4/Y; UAS-TraF/+13.9 ± 6.2 s57.7 ± 12.5 s (P < 0.01)87.2 ± 23.3 s (P < 0.01)
  • Tre1-GAL4/Y; UAS-TraF/+ males display a significant increase in courtship latency with both D. simulans and D. mauritiana virgin females. N = 18–24 males per assay. Statistics were performed using Student’s t-test assuming unequal sample variances.