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Stem cell adult stem cell

Stem cells obtained from human embryos seem to offer the best chance of new therapies, because unlike other stem cells they have the ability to morph into almost any type of tissue. But researchers complain that political roadblocks are keeping them from determining the full potential of these cells. Six years ago, President Bush limited federally funded research to about 20 viable lines of cells that had been extracted from embryos prior to August 9, The stem cell community has repeatedly called for the restrictions to be lifted, charging that the designated cell colonies have been compromised or corrupted and that failure to ease the ban is hobbling U.
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Can Adult Stem Cells Do It All?

Stem cell adult stem cell
Stem cell adult stem cell
Stem cell adult stem cell
Stem cell adult stem cell
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Where Do We Get Adult Stem Cells? « Boston Children's Hospital

The primary role of adult stem cells in humans is to maintain and repair the tissue in which they are found. Stem cells are very flexible cells, sometimes considered immature, that have not developed to a final specialized cell type like skin, liver, heart, etc. Since they have not yet specialized, stem cells can respond to different signals and needs in the body by becoming any of the various cell types needed, e. In that sense they are a bit like a maintenance crew that keeps repairing and replacing damaged or worn out cells in the body. Microscopic in size, stem cells are big news in medical and science circles because they can be used to replace or even heal damaged tissues and cells in the body. They can serve as a built-in repair system for the human body, replenishing other cells as long as a person is still alive.
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Adult stem cells

Jump to navigation. An adult stem cell is thought to be an undifferentiated cell, found among differentiated cells in a tissue or organ. The adult stem cell can renew itself and can differentiate to yield some or all of the major specialized cell types of the tissue or organ. The primary roles of adult stem cells in a living organism are to maintain and repair the tissue in which they are found.
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