Some scientists found that they can replicate cells in the human body without taking from embryos. They initiated a research with nice. These cells are similar with the human body. However there are some problems. First, these cells are difficult to find because are mixed with other cells. Scientists said that the cells are found with a protein and it is called GPR125. This is easer way the find them from a very complicated mixture. In addition, there are other considerations. The most important is do they work in human cells? Scientists are looking for more answers to this research. For the moment they are finding out if this research can really help people.