Related by context. Frequent words. (Click for all words.) 61 organ transplants 59 transplants 57 organ transplant 56 transplant recipients 55 kidney transplants 53 organs 53 transplant 52 stem cell transplants 51 transplantation 51 organ transplantation 49 kidney transplant 49 bone marrow transplants 49 tissue 48 implant 47 stem cell therapies 47 stem cells 47 kidney 47 grafts 47 organ 47 adult stem cells 46 lung transplants 46 implants 46 organ donors 45 liver transplants 45 organ procurement 45 stem cell therapy 45 organ donation 45 bone marrow stem cells 45 donor organs 44 Transplants 44 implanted 44 corneas 44 allograft 44 stem cell 44 surgical procedures 44 hip replacements 43 Transplant 43 gene therapy 43 tissue samples 43 blood transfusions 43 stem cell transplantation 43 diseased 43 tissues 43 kidneys 43 bone marrow 43 organ donor 43 Adult stem cells 43 cochlear implants 42 embryos 42 cadaver 42 human embryos 42 therapeutic cloning 42 embryonic stem cells 42 cadavers 42 bone marrow transplant 42 regenerative medicine 42 livers 42 islet cells 41 transfusions 41 lung transplant 41 stem cell transplant 41 lupus 41 surgeries 41 clinical trials 41 AbioCor 41 immunosuppressive drugs 41 embryonic cells 41 implantable 41 transplant surgeon 40 Organs 40 liver transplant 40 Duchenne 40 infertility treatments 40 spinal cords 40 transfusion 40 kidney transplantation 40 liver transplantation 40 adult stem cell 40 infertile couples 40 minimally invasive procedures 40 liver kidneys 40 biopsies 40 donor 40 autograft 40 implantation 40 umbilical cord blood 39 Siemionow 39 stem cells derived 39 biomedical 39 skin grafts 39 immunosuppression 39 Embryonic stem cell 39 autologous 39 orthopedic surgeons 39 immune suppression 39 CJD 39 vitro fertilization 39 patients 39 dental implants 39 bone marrow transplantation 39 fertility treatments