Related by context. Frequent words. (Click for all words.) 63 retinal pigment epithelium 63 corneal tissue 61 pancreatic tissue 59 corneal ulcers 58 RPE cells 58 diseased tissues 57 retinal cells 57 corneal transplantation 56 tissue grafts 56 transplanted stem cells 56 neural progenitor cells 56 cornea 55 mesenchymal stem cells MSCs 55 corneal 55 photoreceptor cells 55 ocular melanoma 55 regenerate tissue 55 myelin sheaths 55 hematopoietic cells 55 mononuclear cells 55 mesenchymal cells 54 erectile tissue 54 fibroblast cells 54 peritoneal cavity 54 endometrial tissue 54 anal canal 54 retinal 54 Fibroblasts 54 Nerve cells 54 reimplanted 54 corneas 54 artificial cornea 54 neural cells 54 pituitary tumors 54 mucous membrane 54 lymph vessels 54 tissue perfusion 54 diseased tissue 54 optic nerves 54 sinus cavities 53 limbus 53 stromal 53 tissue 53 collagen matrix 53 aqueous humor 53 tissues 53 ocular surface 53 conjunctiva 53 anatomical structures 53 placental tissue 53 thrombi 53 pterygium 53 Adult stem cells 53 oral mucosa 53 Grafts 53 granulomas 53 lymph fluid 52 nasal cavities 52 inoperable tumors 52 cells hESCs 52 vascular lesions 52 neural tissue 52 Sertoli cells 52 digestive organs 52 endoscopically 52 intestinal tissue 52 Langerhans cells 52 Transfusions 52 photoreceptors 52 intervertebral disc 52 pre cancerous 52 Cataract surgery 52 bacterial flora 52 keloid 52 vaginal tissue 52 exudates 52 pericardium 52 intraoperatively 52 hematopoietic cell 51 melanoma tumors 51 myoblasts 51 Retinal 51 periosteum 51 insulin secreting cells 51 regenerate cartilage 51 corneal blindness 51 stem cells 51 transplanted tissue 51 conjunctival 51 pancreatic islet cells 51 cambium 51 basal cells 51 atrophic 51 collagen fibers 51 anterior chamber 51 vascular malformations 51 gastrointestinal GI tract 51 less invasively 51 regrown 51 Allograft 51 bloodflow