5 of 21 Federally Approved Stem Cell Lines Are Ethically Tainted

Several medical research institutions are reconsidering the use of five stem cell lines that are approved for federal-funded research by the National Institutes of Health, citing recently discovered problems with the consent forms signed by the patients at fertility clinics who donated their extra embryos to medical research. Now, ethics oversight committees at universities across the United States are questioning which lines should be permissible for research