Related by context. Frequent words. (Click for all words.) 56 conjunctiva 52 corneal tissue 52 tubules 52 sclera 51 caudal 51 collagen fibers 50 mesenchymal cells 50 pericardium 49 undifferentiated cells 49 epithelium 49 almond shaped 49 pulmonary arteries 49 testis 49 myoblasts 48 mucosa 48 photoreceptor cells 48 upper eyelid 48 epidermis 48 dermis 48 stromal 47 neovascularization 47 ventral 47 bronchi 47 myocardium 47 cadaveric 47 stroma 47 vasculature 47 brachial plexus 47 keratinocytes 47 abdominal organs 47 outermost layer 46 whorl 46 Langerhans cells 46 pigmented lesions 46 optic nerves 46 resected 46 papules 46 epidermal 46 glomeruli 46 vascularization 46 duodenum 46 Adult stem cells 45 chondrocytes 45 Nerve cells 45 anatomical structures 45 retinal cells 45 bronchus 45 endothelial progenitor cells 45 milk ducts 45 fibrous tissue 45 tissue 45 nerve fibers 45 pleura 45 granulomas 45 outermost 44 cornea 44 hair follicle 44 contractile 44 endoscopically 44 cusps 44 sodium ions 44 progenitor cell 44 mouse embryo 44 macular 44 mucous membrane 44 dorsal 44 areola 43 macula 43 visual cortex 43 ureter 43 thymus gland 43 pluripotent cells 43 trigeminal nerve 43 fibroblasts 43 RBCs 43 allogeneic 43 intraocular 43 hemangioma 43 intestinal lining 43 progenitor cells 43 unfertilized egg 43 peripheral nerves 43 endometrium 43 ectopic 43 optic nerve 43 photoreceptors 43 islet 43 protrusion 43 artificial cornea 43 transplanted tissue 43 meninges 42 outer membrane 42 photoreceptor 42 melanoma tumors 42 perineal 42 anastomosis 42 anterior chamber 42 cancerous tissue 42 vitrectomy 42 Fig. 1A 42 occluded