Word: embryos
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Americans will undoubtedly be the biggest consumers of these new procedures, just as they are of current treatments. However, many existing assisted-reproduction therapies were developed overseas. The world's first in-vitro baby, Louise Brown, was born in England. The first baby born from a frozen embryo is Australian. And it was in a Belgian lab that researchers found a way to inject sperm directly into an egg cell, enabling men with insufficient, slow-moving or feeble sperm to become fathers--a powerful new technique known as intracytoplasmic sperm injection, or ICSI...
After trying unsuccessfully for years to have a child, John and Luanne Buzzanca in 1994 arranged to have a fertility clinic combine an egg and sperm from anonymous donors. The embryo was implanted in a surrogate, Pamela Snell, a married mother of two, who contracted with the Buzzancas to carry the baby to term. But in 1995, a month before Jaycee was born, John Buzzanca filed for divorce and refused to provide child support...
...documentary to be broadcast Thursday, Professor Jonathan Slack of the University of Bath in England tells how he manipulated the genes of a frog embryo to suppress growth of the tadpole's head and tail...
...make them headless? Slack tells the BBC, "Imagine reprogramming an egg in such a way that it didn't form a whole embryo but it just formed the organ you wanted, plus the heart and circulatory system." Yes, this is no mad science, but simply organ transplant research ? just as Dr. Ian Wilmut originally cloned Dolly the sheep to create a better glass of milk...
...bull breeders are being more than a little optimistic. TIME's Christine Gorman reports that cloning is still a crap shoot: "The disadvantage of embryo breeding is that you have no idea if it will produce prize material," she says. "You could spend a whole lot of time and energy making clones from an embryo and ending up with dozens of mediocre animals." And that's no bull...