Human Fertilisation and Embryology Bill [Lords]

Does the key distinction relate not to the difference between regenerative and other tissue, but to the invasive techniques that are required? These were referred to by the hon. Member for South Derbyshire (Mr. Todd). Many of us would be content for stem cells from cord blood to be used, because that does not involve invasive techniques, but we have concerns about the necessity literally to invade the body of a child in order to provide some of the other kinds of tissue.