] In the next stage they plan to use stem cells from
] aborted foetuses to create an animal whose brain cells
] are 100 per cent human.
]
] Last week, the university's ethics committee
] approved the research, under certain conditions. Prof
] Henry Greely, the head of the committee, said: "If the
] mouse shows human-like behaviours, like improved memory
] or problem-solving, it's time to stop."

Well, thats gunna piss some people off... Make sure you read both pages of the article.

Science News : 'Stuart Little' mouse soon to have a human brain