Nanoparticles chemistry 4 nanoparticle 4 2P absorption 2 Click Chemistry 2 Coloring Agents 2 Fluorescent Dyes 2 Humans 2 Hydrophobic and Hydrophilic Interactions 2 Neoplasms 2 Photoacoustic Techniques 2 Photons 2 Phototherapy 2 Spectrometry, Fluorescence 2 bioimaging 2 chemical phenomena 2 click chemistry 2 coloring agent 2 fluorescence 2 fluorescent dye 2 human 2 near-infrared 2 neoplasm 2 organic nanoparticles 2 photoacoustic imaging 2 photoacoustics 2 photodynamic therapy 2 photon 2 phototherapy 2 photothermal treatment 2