The Bloomington Drosophila Stock Center received a stock from Beth Stronach of the University of Pittsburgh School of Medicine with an unmapped insertion of P{UAS-POSH.mR}. I mapped it to chromosome 3 by segregation from dominant markers. We'll distribute the insertion as P{UAS-POSH.mR}3.
Kevin R. Cook, Ph.D.
Bloomington Drosophila Stock Center