The following information accompanied stocks donated to the Bloomington Stock Center by Carl Thummel, University of Utah.
P{GawB}Mai60 is an insertion at 71B1-2 which expresses GAL4 strongly in the larval prothoracic gland and weakly in the CNS and imaginal disks.
P{GawB}Aug21 is an insertion at 21B which expresses GAL4 strongly in corpora allata in the larval ring gland and in Tv neurons in the thoracic ganglion.
P{GawB}Feb36 is an insertion at 22A8-B1 which expresses GAL4 strongly in the larval prothoracic gland and corpora allata and weakly in tracheae, Malpighian tubules and some midgut cells.
These insertions were isolated in the screen described in Siegmund and Korge (2001). Innervation of the ring gland of Drosophila melanogaster. J. comp. Neurol. 431(4): 481--491 (FBrf0134726).