Word: embryos
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...undertook a remarkable procedure they have been experimenting with for a decade. They removed a ripe egg from Mrs. Brown's ovary, placed it in a laboratory dish and added sperm from her husband. After incubating the ovum as it began to divide, they finally placed the developing embryo in the uterus, where it became implanted and continued to grow into a fetus in what seemed to be an entirely normal...
Other researchers were far more skeptical of going beyond in-vitro fertilization to the actual implantation of the developing embryo in the uterus. "The potential for misadventure is unlimited," said Dr. John Marshall, head of obstetrics and gynecology at Los Angeles County's Harbor General Hospital. How sure could anyone be that the Browns' baby will not be deformed, he asked. "What if we got an otherwise perfectly formed individual that was a cyclops? Who is responsible? The parents? The doctor? Is the government obligated to take care...
...ovum. Scientists were similarly skeptical of claims by Shettles in the 1950s that he had brought an externally fertilized human egg into the sixth day of cell division, and by an Italian scientist, Daniele Petrucci, who a few years later announced that he had kept alive an embryo in a test tube for 29 days. The embryo was destroyed, Petrucci said, because it was growing "monstrous." He dropped the work entirely after it was condemned by the Vatican...
...argument over abortion will never be settled. The most effective course is to concentrate on 1) creating totally effective contraception and 2) developing neonatal care technology so that an embryo or fetus of any age could be nurtured outside the womb or even transferred to the uterus of a woman desiring a child...
Mouse Teratocarconoma and Mouse Embryo: Cell Surface and Development--Francois Jacob of the Institut Pasteur in Paris, Science Center...