Booms, Busts, and Recoveries Message Board

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Strategies & Market Trends : Booms, Busts, and Recoveries

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To: RealMuLan who wrote (48855)	4/21/2004 5:56:45 PM
From: RealMuLan	Read Replies (1) of 74559

The End of Males? Mouse Made to Reproduce Without Sperm Bijal P. Trivedi for National Geographic News April 21, 2004 Dads, in the mammalian branch of the animal kingdom, are often out of the loop when it comes to producing progeny. After that initial contribution of sperm, they are excluded from pregnancy and are all but superfluous even after birth, when nurturing falls to Mom. Now Japanese scientists have streamlined reproduction even further—they have eliminated fathers entirely. Scientists led by Tomohiro Kono, a biologist at the Tokyo University of Agriculture, have created baby mice without the introduction of sperm. They combined the genetic contents of two mouse eggs—one of which had been genetically altered—to produce a live mouse that reached adulthood and reproduced. news.nationalgeographic.com

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