The following information accompanied stocks donated to the Bloomington Drosophila Stock Center by David Bilder, University of California, Berkeley.
The FM7h, P{Ubi-GFP.U}1 balancer is an FM7h balancer that carries an insertion of a Ubi-GFP construct expressing GFP under the control of a ubiquitin promoter.
P{UAS-GFP-Col4a1}2 is an insertion on the second chromosome.