A 2220 base pair fragment from the flanking non-coding or intronic region of trh is fused upstream of a Drosophila core synthetic promoter (DSCP) that is followed by sequence encoding a GAL4 driver.
ScerGAL4GMR14D03 drives expression specifically in trachea.
abnormal cell number | P-stage, with Mril\E22OUAS.Tag:HA
enteroendocrine cell | P-stage | decreased number, with Mril\E22OUAS.Tag:HA