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Stem cells
1.What are stem cells?
Stem cells are the master cells of the human body. They can divide to produce
copies of themselves and many other types of cell. They are found in various parts of
the human body at every stage of development from embryo to adult. Stem…

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This article tries to shed some light on how stem cells may be able to cure diabetes in the
future and why their use is controversial. It aims merely to inform and elucidate some of the
controversies surrounding this area of research.…

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The use of cadaveric fetal tissue to derive cell lineslike the use of organs from other dead
bodies is the least controversial source of stem cells.

Many embryos that are created for fertility treatment are discarded because they are no
longer required or are deemed unsuitable. Using these cells for…

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Juengst and Fossell raise the question, "How shall ethicists, clinicians, and any individual
concerned about these issues weigh the fate of the embryo, from which these cells are
derived, against the therapeutic value to patients with real medical needs?" In a debate in the
British House of Lords, over this…

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into an animal that has been injured or diseased. Homing provides hope that the transplantation of
stem cells will be a clinically useful procedure.
Despite these general similarities, there are some important differences between embryonic stem
cells, embryonic germ cells, and adult stem cells. The origins of these three cell…


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