UAS regulatory sequences drive expression of Syn coding sequences.
Scer\GAL4elav-C155/SynUAS.cVa rescues Syn97
The addition of SynScer\UAS.cVa (under the control of Scer\GAL4elav-C155) to a Syn97 mutant background rescues the 'ghost' bouton phenotype, but does not promote futher (over)growth.