The following information accompanied stocks donated to the Bloomington Stock Center by Balaji Iyengar, Hamilton Health Sciences.
P{ET.VP16.AD}A609 is a second chromosome enhancer trap insertion. When combined with an appropriate split-GAL4 construct, GAL4 is expressed in a small number of interneurons. Images of the brain expression pattern are available at http://balapagos.wordpress.com/tag/et-vp16/.