UASt regulatory sequences drive expression of Hsap\TAS2R38 tagged with Tag:polyHis.
Flies expressing Hsap\TAS2R38Scer\UAS.T:Zzzz\His6 under the control of Scer\GAL4Gr5a.PU show a small but significant preference for phenylthiocarbamide (PTC) compared to controls. A small decrease is seen in the preference for quinine hydrochloride and denatonium benzoate.