PATHOLOGY

Detailed explanation-1: -The moral and political controversy arises from the fact that extracting the stem cells destroys the blastocyst. It is important to grasp the full force of the claim that the embryo is morally equivalent to a person, a fully developed human being.

Detailed explanation-2: -Current ethical controversies regarding stem cell-based therapy are focused on the unlimited differentiation potential of iPSCs which can be used in human cloning, as a risk for generation of human embryos and human-animal chimeras.

Detailed explanation-3: -The excitement was due to the huge potential these cells have in curing human disease. The controversy centered on the moral implications of destroying human embryos. Political leaders began to debate over how to regulate and fund research involving human embryonic stem (hES) cells.

Detailed explanation-4: -Why is the use of embryonic stem cells controversial? Due to the fact that they are derived from human embryos a lot of people believe that the use of the embryo for either research or treatment would result to killing a human life. What are induced pluripotent stem cells(IPS Cells)?

Detailed explanation-5: -To acquire the inner cell mass the embryo is destroyed. Risk to female donors being consented.