desat1unspecified flies exhibit a low level of Ζ-7-tricosene, which tends to inhibit homosexual courtship by wild-type males. The addition of Ζ-7-tricosene to desat1unspecified reduces the level of courtship by wild-type males.
Desat1unspecified is rescued by Desat1+tKa
Driving the expression of desat1Scer\UAS.cKa using Scer\GAL4ppl.PP results in a partial rescue of the desat1unspecified mutant lethality.