Scientists only use the stems cells that they get from the cloned
embryos for repairing damaged or defective tissue. Some of these cells can be used to grow any variety of organs that are needed as a replacement without the fear of rejection from the person's body. The stems cells are from the parent of the cloned cells... displayed 300 characters
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The stems cells are from the parent of the cloned cells. "In some cases they might be used to create healthy nerve cells for people with Alzheimer's or Parkinson disease, or even skin cells could be derived from cloned stem cells for burn victims (Burton)." Biomedical researchers have done studies that have proven that stem cells can virtually generate any of the variety of cells in the human body... displayed next 300 characters
It took 71 eggs from seven volunteers before they could create their first cloned embryo. Out of the eight eggs with cumulus cells, two of them divided to form early embryos of four cells and another went to at least six cells before it stopped growing...
However, scientists believe embryonic stem cells have the most potential.
Research on embryonic stem cells brings about ethical questions because taking the stem cell out of the embryo destroys the embryo, and therefore destroys its potential for life...
Hall and Stillman "selected embryos that were abnormal
because they came from eggs that had been fertilized by more than one sperm"
(Elmer-Dewitt 38), because the embryos were defective, it would have been
impossible for the scientist to actually clone another person...
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