....Stem cells from embryos can produce abnormal numbers of chromosomes and there is a risk that rogue cells can cause random tumours in a patient. "All these difficulties and many others may be overcome in time. But during the political campaign to encourage the UK Parliament to accept liberal legislation, some parliamentarians were clearly led to believe that a major clinical application was just around the corner," Lord Winston said.
"As disappointment sets in ... we can expect a massive backlash by the right-to-life groups who are always ready to pounce when they perceive a chink in our arguments," he said....
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