The following information accompanied stocks donated to the Bloomington Drosophila Stock Center by Lynette Foo at the Institute of Molecular and Cell Biology, A*STAR
P{UAS-EGFP.mir-31a.sponge}3 is a third chromosome insertion, homozygous viable.
P{tub-GFP.mir-31a}2 is a second chromosome insertion, homozygous viable.