'this proves that stem cells are too dangerous obama isnt gonna risk his whole presidency on something disastrous, hes def not gonna lift the ban now.
that's probably the stupidest thing i've heard so far today.
Donor-derived cells might have been able to spark tumours in this patient because people with Ataxia Telangiectasia often have a weakened immune system, say the researchers. It is not clear whether the stem cell therapy helped his genetic condition.
this is why they do research people.
when it looks like it, smells like it, that's probably it.