1. Advanced Cell Technology 2004 Cloned stem cells regenerate heart muscle following a heart attack News Release http://www.biospace.com/news_story.aspx?StoryID=15115920&full=1
2. Advanced Cell Technology 2006 Advanced cell technology announces technique to generate human embryonic stem cells that maintains developmental potential of embryo News Release http://www.advancedcell.com/press-release/advanced-cell-technology-announces-technique-to-generate-human-embryonic-stem-cells-that-maintains-developmental-potential-of-embryo
3. Battey J 2005 Alternative methods of obtaining embryonic stem cells Statement http://www.hhs.gov/asl/testify/t050712b.html
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