Word: cellsã
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...experiment involved only tissue-specific stem cells??in this case, neural progenitor cells??which cannot become any kind of cell other than that of their source tissue. The controversial embryonic stem cells, which can potentially change into any kind of cell, were not part of the experiment...
...ends: curing debilitative diseases such as Parkinson’s, Alzheimer’s and diabetes. The instruments of this research are not adult men; they are microscopic human embryos in the “blastocyst” stage of development. The embryos are dissected for their stem cells??cells that can potentially form any kind of tissue in the body. In the process, the embryos are killed...
President Bush announced in August 2001 that the government would only fund research on a limited number of cells??a decision that has many scientists worried about stifling future research in the field...
Provost Steven E. Hyman confirmed plans were in progress for the Harvard Stem Cell Center, which would bring together researchers from the University and affiliated hospitals who are already exploring the promising cells?? potential to help cure diseases like AIDS and diabetes...
...five patients who had received this vaccine, the researchers found signs of increased cell death in the presence of tumor-fighting immune cells??suggesting the antibody treatment had enhanced the effects of the vaccine...