Movie 4.

Direct comparison of dimericTomato-2xrGBD sensor and mTurquoise2-AHD+PH sensor in one HeLa cell. Spinning disk time lapse movie of a HeLa cell expressing H1R (not shown) and CMVdel-dimericTomato-2xrGBD (magenta) and mTurquoise2-AHD+PH (grey) stimulated with 100 μM histamine. The time stamper represents min:s.

J Cell Sci ; doi: 10.1242/jcs.258823