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A decline in the world's bee population has been accompanied by a drop in pollination critical to the world's food supplies, a Canadian researcher says.
U.S. researchers say they've developed a safer way of reprogramming cells to create an alternative to embryonic stem cells.
Stem cell researchers say immense progress has been made in the decade since human cells were first isolated and grown by U.S. scientists.
The U.S. researcher who set off controversy by taking stem cells from human embryos may have quieted critics by creating a stem cell without using an embryo.
Scientists at the University of Wisconsin-Madison reported they have reprogrammed skin cells to behave as stem cells by introducing four genes.
The U.S. Patent and Trademark Office has issued a preliminary rejection of three stem cell patents held by the University of Wisconsin-Madison.
University of Wisconsin-Madison scientists Monday were reported moving stem cell technology closer to potential therapeutic use than ever before.
Today is Wednesday, Nov. 23, the 327th day of 2005 with 38 to follow.
Today is Tuesday, Nov. 23, the 328th day of 2004 with 38 to follow.
Today is Sunday, Nov. 23, the 327th day of 2003 with 38 to follow.
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United Press International
United Press International
United Press International
