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However, they are relatively hard to find and extract from some of these sources and do not always thrive well when cultured.
By Lisa Prososki, a former middle and high school teacher Biology, General Science, Ethics Two to three 50-minute class periods plus additional time for presentations and extension activities Students will: Stem cells are universal cells that have the ability to develop into specialized types of tissues that can then be used throughout the body to treat diseases or injuries.
Stem Cell Research is a topic embroiled in much controversy.
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But that ship has not only sailed, but found the imaginary edge of the Earth and plunged into the abyss.
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Many people feel it is immoral and unethical to destroy embryos for the sake of science.
To further the debate, while these cells are easily cultured, replicate quickly, and have a relatively long life, embryonic stem cells have not yet been successfully used to provide any kind of therapy for humans and pose risks such as tumor growth and rejection by the body.
This significant discovery led to the first human bone marrow transplant by E. Yet further treatments using stem cells could potentially be developed due to their ability to repair extensive tissue damage.
Donnal Thomas in 1956, which although successful in saving lives, has generated much controversy since. Great levels of success and potential have been realized from research using adult stem cells.