Stem cells and tissue types, illustration. The tissue types shown here are blood cells, nerve cells (neurons), and heart cells. Nerves, a brain, a heart and a blood vessel are also shown. The stem cells are the rounded objects in each location, shown with the cells they develop into. Stem cells are undifferentiated cells that can produce other types of cell when they divide. These are adult stem cells, found in adult tissues.
June 29th, 2016
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