Word: stemming
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Dates: during 2000-2009
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Opponents of embryonic stem-cell research argue that more money should be spent researching adult stem cells. Hidden within bone marrow and organs, these stem cells replace old cells in the body. Scientists have isolated and replicated some, but adult stem cells are not capable of developing into any other cell type...
Biologists have also found stem cells in umbilical-cord blood. These cells have proved useful in combatting blood disorders, including leukemia. Some firms even offer to freeze and store this blood in case children later develop a treatable illness. But doctors question such practices and argue that more research is needed...
...EFFECT Like adult-stem-cell research, work on umbilical blood cells will compete for dollars with embryonic cells...
During his deliberations, Bush was reportedly worried when a Virginia institute announced it had collected sperm and egg donations to create embryos specifically for developing stem cells for research. Researchers argued it was more honest to create embryos solely for research. Bush saw a slippery slope...
...EFFECT Bush's rules cut these stem cells off from federal dollars. Private funding remains an option...