Related by context. Frequent words. (Click for all words.) 53 stem cell colonies 49 WiCell 47 Hwang Woo Suk 47 Woo Suk Hwang 46 scientist Hwang Woo 45 researcher Hwang Woo 45 Hwang 45 iPS cell 43 Shinya Yamanaka 43 Hwang Woo suk 42 synthetic genome 42 cloned stem cells 42 induced pluripotent stem iPS 42 suk 41 cloned embryos 41 mouse embryonic stem 41 pluripotent cells 41 Stem Cell Hub 40 Mitalipov 39 RIKEN 39 iPSCs 39 stem cell 39 somatic cell nuclear 38 Schatten 38 SCNT 38 Sungkyunkwan University 38 unfertilized egg 38 Human Embryonic Stem 37 ETRI 37 somatic cell 37 Hanyang University 37 Rudolf Jaenisch 37 RNL 37 Snuppy 37 mouse embryos 37 HepaLife 37 mouse embryo 37 woong 37 human embryonic stem 36 HHMI investigator 36 iPS cells 36 transplanted stem cells 36 RNL Bio 36 NIGMS 36 genetically modified mice 36 VistaGen 36 Novocell 36 genetically matched 36 neural stem cell 36 transgenic mouse 36 unfertilized human 35 Jaenisch 35 extract stem cells 35 ES Cell 35 gyu 35 Eggan 35 progenitor cell 35 Histostem 35 cryopreserved 35 Chemicon 35 extracted stem cells 35 Byeon 35 Taek 35 embryonic cells 35 iPS 35 mesenchymal cells 35 somatic cells 35 stem cells 34 Choung 34 induced pluripotent stem cells 34 Xcyte 34 blastocysts 34 BioTime 34 Ian Wilmut 34 Yonsei 34 Neu5Gc 34 gold nanorods 34 embryonic stem cells 34 extracting stem cells 34 bone marrow transplantation 34 Hyuk 34 regenerative therapies 34 REUTERS Kim Kyung 33 ESCs 33 stem cell differentiation 33 human neural stem 33 myoblasts 33 genetically engineered mice 33 PER.C6 33 Sanaria 33 BioE 33 genetically identical 33 collaborators 33 developmental biologist 33 wook 33 Adult stem cells 32 Trounson 32 bioengineer 32 Lifesaving Cures 32 yeon 32 umbilical cord stem cells