The following information accompanied stocks donated to the Bloomington Stock Center by Ursula Weber, Mount Sinai School of Medicine.
P{mdelta0.5-GAL4}2 is a second chromosome insertion.
P{mdelta0.5-GAL4}3 is a third chromosome insertion.
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Kevin Cook, Ph.D.
Bloomington Drosophila Stock Center
http://flystocks.bio.indiana.edu