Originally Posted by GarfieldJL
Depends, I don't think the tumors show up as often if it is the skin cells of the person you intend to use the stem cells on. You can gather cells with the same properties as embryonic stem cells from another source though which is a leftover from the birthing process.
False. You have no empirical evidence to claim that they don't "show up as often." The reason that these induced pluripotent stem cells aren't used is due to the causal relationship they have with tumors - tumors which present irrespective of who they're being used on.