Excitation Fingerprinting separates
widely overlapping emission signals
by their excitation spectra.
Retina of a Drosophila fly, labeled for actin
(Alexa Fluor 586 phalloidin);
autofluorescence and emission signal can be cleanly separated
by Emission Fingerprinting.
Specimen: PD Dr. O. Baumann, University of Potsdam, Germany
Excitation wavelength in nm
Intensity
21
740
760
780
1.0
0.8
0.6
0.4
0.2
0.0