Elie Dolgin | Jul 5, 2009 | 3 min read
Final rules for human embryonic stem (ES) cell research, announced this afternoon (July 6) by the National Institutes of Health, require strict documentation detailing voluntary donation of embryos leftover from in-vitro fertilization procedures, but they also contain a mechanism for approving individual cell lines that don't meet the letter of the law but still adhere to the spirit of informed consent. Human embryonic stem cellsImage: Wikimedia/PLoSThe draft guidelines proposed in April expli