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Components of the bitter taste transduction pathway localize to ciliated cells and to the cilia. Immunolocalization of (A) α-gustducin, (B) PLC-β2, and (C) TRPM5 are in green and acetylated α-tubulin is in red. Other aspects of Figure are as described in legend of Fig. 2. Scale bars indicate 20 μM. See also Fig. S1–S3.
