Fluorescent Dyes chemistry 6 fluorescent dye 6 fluorescence 5 Article 4 controlled study 4 Fluorescence 3 Spectrometry, Fluorescence 3 nonhuman 3 spectrofluorometry 3 2P absorption 2 Hydrophobic and Hydrophilic Interactions 2 Nanoparticles 2 Photons 2 bioimaging 2 chemical phenomena 2 metabolism 2 nanoparticle 2 organic nanoparticles 2 photochemistry 2 photon 2 quadrupolar dyes 2 stealth 2 surface interactions 2 unclassified drug 2 2-(N-(7-nitrobenz-2-oxa-1,3-diazol-4-yl)amino)-2-deoxyglucose 1 4 chloro 7 nitrobenzofurazan 1 4,4-difluoro-4-bora-3a,4a-diaza-s-indacene 1 4-Chloro-7-nitrobenzofurazan 1 Absorption spectroscopic studies 1