Related by context. Frequent words. (Click for all words.) 55 uteruses 53 aortas 53 Varicose veins 53 fetal stem cells 52 bronchus 51 transplanted kidneys 51 bladders 51 hypospadias 51 windpipes 51 Fallopian tubes 51 bone grafts 51 reproductive organs 51 aortic valves 50 teratoma 50 urethra 50 pulmonary valve 50 myoblasts 50 fibroblast cells 50 bone marrow stem cells 50 hip socket 50 Adult Stem Cells 50 diseased arteries 50 grafts 49 ureters 49 transplanted stem cells 49 articular cartilage 49 titanium screws 49 pituitary glands 49 penises 49 fistulas 49 collagen fibers 49 thyroids 49 testicular tissue 48 abnormal growths 48 surgically 48 ambiguous genitalia 48 epididymis 48 amniotic sac 48 Implants 48 lobules 48 uterus 48 mouse embryos 48 stent grafts 48 sperms 48 implants 48 Tumours 48 aortic aneurysms 48 intestines 48 mouse embryo 48 bypass grafts 48 vaginal cancers 48 fallopian tube 48 lymphatic vessels 47 corneal tissue 47 milk ducts 47 ovaries 47 livers 47 urinary infections 47 tubules 47 blood vessels 47 hollow tubes 47 stem cells 47 external genitalia 47 teratomas 47 hematopoietic cell 47 umbilical cord stem cells 47 autologous bone marrow 47 regenerate tissue 47 keloids 47 atherosclerotic lesions 47 oligodendrocytes 47 uterine wall 47 intervertebral disc 47 testes 46 decayed teeth 46 Fibroids 46 prostates 46 ovarian cysts 46 pluripotent cells 46 IVF embryos 46 mesenchymal cells 46 hair follicles 46 tubal 46 abdominal aorta 46 Transfusions 46 anuses 46 genital organs 46 Cartilage 46 fallopian tubes 46 Arteries 46 wombs 46 Adult stem cells 46 brachial plexus 46 Sexually active 46 hip joints 46 Scar tissue 46 trachea 46 unfertilized egg 46 pericardium 45 undifferentiated cells 45 tissue