Related by context. Frequent words. (Click for all words.) 68 retinal pigment epithelium 64 photoreceptor cells 64 retinal cells 64 corneal tissue 63 retinal 63 retina 63 intervertebral disc 63 anatomical structures 63 optic nerves 63 diseased tissues 62 vasculature 61 atherosclerotic lesions 61 atherosclerotic plaques 61 neural tissue 60 anal canal 60 collagen fibers 60 sclera 60 collagen matrix 60 photoreceptors 60 ocular surface 60 synovium 60 neovascularization 60 ganglion cells 60 conjunctiva 60 sinus cavities 59 glomeruli 59 Scar tissue 59 lymph vessels 59 intraocular 59 macular 59 electrical conduction 59 myocardium 59 RPE cells 59 porphyrins 59 neural cells 58 vascularity 58 photoreceptor 58 pericardium 58 diseased tissue 58 retinas 58 rhodopsin 58 capillaries 57 Retinal 57 microcirculation 57 cartilages 57 gastrointestinal GI tract 57 aqueous humor 57 pigmented lesions 57 fibroblast cells 57 medullary 57 oral mucosa 57 mesenchymal cells 57 tissue 57 primary visual cortex 57 retinal ganglion cells 57 nanobubbles 57 amyloid deposits 57 fluorescent molecules 57 peritoneal cavity 57 blood vessels 57 esophagus stomach 57 diverticula 57 fluorescent probes 56 limbus 56 regenerate tissue 56 perfused 56 optic nerve 56 bronchi 56 Ultraviolet light 56 ocular melanoma 56 splenic 56 vascular lesions 56 stromal 56 stroma 56 Computed tomography 56 mucosa 56 cornea 56 cranial nerves 56 intraoperatively 56 digestive organs 56 fluorophores 56 retinal disorders 55 granulomas 55 osseous 55 dermis 55 central retinal vein 55 ureters 55 brain lesions 55 lymphatic vessels 55 cortical bone 55 aortas 55 AMPA receptors 55 conjunctival 55 tissues 55 corneal ulcers 55 vascular malformations 55 vaginal tissue 55 epithelium 55 retinal degeneration 55 zebrafish embryos 55 artificial cornea