Fig. 1From: Generation of fluorescently labeled tracers – which features influence the translational potential?Key features in the analysis of fluorescence tracers illustrated using (a) the conjugatable cyanine dye Cy5-sulfonate-COOH and the widely clinically applied dye Indocyanine green (ICG), b Absorbance and emission spectrum of the non-conjugated dyes Cy5-sulfonate-COOH and ICG, c Changes in absorption spectrum as a result of conjugation, d Relevant photophysical parameters and their solvent dependenceBack to article page