grk-2;ocr-2 double mutants responded to bitter tastants 10 mm quinine, 10 mm primaquine, 10 mm amodiaquine, 10 mm chloroquine, 10 mm quinacrine, and 10 mm shikimic acid unlike grk-2(gk268) animals.
grk-2;osm-9 double mutants responded to bitter tastants 10 mm quinine, 10 mm primaquine, 10 mm amodiaquine, 10 mm chloroquine, 10 mm quinacrine, and 10 mm shikimic acid unlike grk-2(gk268) animals.
grk-2;osm-9ocr-2 triple mutants responded to bitter tastants 10 mm quinine, 10 mm primaquine, 10 mm amodiaquine, 10 mm chloroquine, 10 mm quinacrine, and 10 mm shikimic acid similarly to grk-2;osm-9 and grk-2;ocr-2 double mutants.