UASt regulatory sequences drive expression of an inverted repeat.
decreased fecundity | male, with Scer\GAL4bam.PU
decreased size | male, with Scer\GAL4bam.PU
female fertile, with Scer\GAL4nanos.PG
male sterile, with Scer\GAL4bam.PU
seminal vesicle, with Scer\GAL4bam.PU
spermatozoon | absent, with Scer\GAL4bam.PU
Males expressing borKK102563 under the control of Scer\GAL4bam.PU have visible spermatids but smaller seminal vesicles devoid of sperm.