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Wed 04 Apr 2009Advances in stem-cell research may resolve ethical issues
OPINION: Scientists are beginning to find ways of achieving results in specialised cells previously only thought possible in embryo-harvested cells, writes PATRICK CUNNINGHAM
STEM-CELL research is not in itself controversial. Bone marrow stem cells have been used for decades in the treatment of leukaemia. However, research in recent years has opened up wider possibilities with cells derived from embryos and very recently with reprogrammed cells from adult tissue. It is the use of cells derived from human embryos which has brought great challenges on both the legal and ethical fronts.
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