Related by context. Frequent words. (Click for all words.) 65 bioluminescence 60 dinoflagellates 58 luciferase 54 fluorescent 53 fluorescent dye 53 fluorescent proteins 53 luminescent 52 phosphorescence 52 photoreceptor 51 sea anemone 51 iridescence 51 fluorescent protein 51 fluorescence 51 florescent 51 sea anemones 50 fluoresce 50 phosphorescent 50 fluorescent dyes 49 rhodopsin 49 photoreceptors 49 ultraviolet light 49 luminescence 48 confocal microscopy 47 retinal cells 47 photoreceptor cells 46 GFP 46 infrared beam 46 tracers 46 FRET 45 chloroplasts 45 microorganism 45 infrared laser 45 mammalian cells 44 antimicrobial peptides 44 eerie glow 44 fireflies 44 glow 44 tracer 44 Quantum dots 44 infrared 44 situ hybridization 44 functionalized 43 vivo imaging 43 laser pulses 43 photonic crystals 43 holographic 43 Fluorescence 43 fluorescence imaging 43 cultured cells 43 sensory neurons 43 neurones 43 Fluorescent 42 infrared IR 42 dye molecules 42 iridescent 42 diseased cells 42 howler monkeys 42 light emitting diodes 42 ultrasonic waves 42 olfaction 42 Supplementary Fig 42 TRPA1 42 ultra violet light 42 molecular 42 Nanotube 42 interferometry 42 diffractive 42 electroluminescent 42 microscale 41 biological molecules 41 quantum dots 41 fluorescence microscopy 41 infrared spectroscopy 41 transduction 41 ultraviolet 41 microbubbles 41 confocal 41 photosensitive 41 Very Large Array 41 echolocation 41 nocturnal animals 41 innate immunity 41 nanoshells 41 reddish hue 40 shorter wavelengths 40 dragonflies 40 multicolor 40 quantum dot 40 lasers 40 transfected 40 mongooses 40 firefly 40 light emitting 40 gene expression 40 laser ablation 40 situ hybridization FISH 40 laser pulse 40 photonic crystal 40 flow cytometry 40 photosynthesis 40 enzymatic activity