Figure S1.
Characterization of pH-sensitive WGA conjugates, related to
Fig. 2
.
(A) Fluorescence-pH plot of WGA-pHRho in solution; excitation wavelength, 550 nm. a.u., arbitrary units. (B) ΔF/F0-I plot of WGA-pHRho (red), homemade WGA-fluorescein (dark green), and WGA-fluorescein from Vector Laboratories (light green).