A αTub84B promoter drives expression of QS.
NcraQSαTub84B.PP suppresses expression NcraQF ubiquitously.
The mini-w gene in P{tub-QS.P} has been mutated by EMS so that it is non-functional, generating P{tub-QS.P.w-}.
The mini-w gene in P{tub-QS.P} has been mutated by EMS so that it is non-functional, generating P{tub-QS.P.w-}.