PAPER Topics

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Approximately 4500 Americans under the age of 65 could benefit each year from heart transplatantion, yet only 2000 human hearts are available annually. This problem and many more could be solved in the near future due to a procedure called . i ....

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... why was rejected by the body so quickly. It was not until the last decade that transplantation of animal organs into humans became a realistic goal. Thanks to Jeffery Platt, a professor of experimental surgery at Duke University Medical center who devoted his career to the understanding of how the human immune system recognizes foreign implanted tissue and rejects it. He concluded that the immune system works likes an army with several lines of defense to protect the body from infection by foreign organisms such as bacteria and parasites. This line of defense will also attack a foreign organ. It will do this by gradually causing an isc ...