What is the difference between embryonic stem cells and iPS cells?
Both can form all three embryonic germ layers. They differ in where they come from. Embryonic stem cells are taken from early embryos (blastocysts); human lines were first reported in 1998. Induced pluripotent stem cells (iPS cells) are made by adding a small set of genes to mature cells, a method first shown in mouse cells in 2006. iPS cells avoid using embryos and can be made from a patient's own cells for disease research.
Answer
The 2012 Nobel Prize recognised the discovery that mature cells can be reprogrammed to become pluripotent [4]. [3]
Stem cells in cosmetic surgery
In cosmetic surgery, "stem cell" procedures almost always use adipose-derived stem cells. The stromal vascular fraction (SVF), which contains them, is separated from liposuctioned fat and mixed into the fat being grafted, as in stem cell breast augmentation and stem cell fat grafting.
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