Related by context. Frequent words. (Click for all words.) 58 Anthony Atala 52 Dr. Anthony Atala 47 spermatogonial stem cells 46 Svante Paabo 46 transplantable 46 Saposnik 46 Markram 46 Wurtman 45 Mootha 45 pancreatic tissue 45 Kevin Eggan 45 Satoshi Kanazawa 45 DeKosky 45 clone embryos 45 genetically engineered mouse 45 senescent cells 45 Gary Nabel 45 Stephen Freedland 44 Stefan Rahmstorf 44 transplanted stem cells 44 fertilize eggs 44 bodily tissues 44 Xiang Zhang 44 Dr. Elizabeth Nabel 43 Eske Willerslev 43 extract stem cells 43 neural cells 43 damaged spinal cords 43 regenerate tissue 43 Nayernia 43 stem cells 43 Gary Curhan 43 nerve regeneration 43 Scott Shalaway 43 transplanted tissue 43 telomeres shorten 42 choroid plexus 42 Morgridge Institute 42 Richard Camilli 42 Amir Attaran 42 bone marrow stem cells 42 Beth Abramson 42 Guldberg 42 insulin secreting cells 42 Leuthardt 41 Sanberg 41 regrows 41 Daryl Copeland Adjunct 41 Reeve Irvine 41 regrowing 41 skeletal muscle cells 41 Salim Abdool Karim 40 Dr. Nieca Goldberg 40 Robert Sapolsky 40 Jeffrey Blumberg 40 Jonathan Patz 40 elastic fibers 40 regrow 40 Adult stem cells 40 metabolically active 40 diseased tissues 40 Okarma 40 Leverhulme Trust 40 Rachel Whitmer 40 pluripotent cells 40 Mithen 40 da mage 40 molecular underpinnings 40 NRG1 39 Anne McTiernan 39 Therapeutic cloning 39 neural tissue 39 neural connections 39 stem progenitor cells 39 Maestripieri 39 pancreatic cells 39 Christie Ballantyne 39 journal PNAS 39 neural plasticity 39 journal Emotion 39 hematopoietic cells 39 blastema 39 BJOG An 39 motor neurones 39 Robert Califf 39 Eric Bolesh 39 progenitor cells 39 regenerate 38 regrown 38 elastin 38 Bruce Goldberger 38 Kounaves 38 Sasisekharan 38 Colin Blakemore 38 evolutionary genetics 38 pancreases 38 tissue 38 reprogramme 38 Thomas Insel 38 WM Keck 38 Radcliffe Infirmary