Medical research at Ohio State University (OSU) suffered a blow last week when overheating at an animal facility following a power failure killed nearly 700 laboratory mice and rats. "Some of these are one-of-a-kind transgenic animals that can't be replaced," said Caroline Whitacre, vice dean for research at the university's College of Medicine. "That's absolutely tragic."The deaths happened at OSU's Graves Hall vivarium, which houses more than 5,000 small animals used in multiple sclerosis, cancer, circadian rhythm, and other studies. The disaster affects the projects of 21 faculty members, said Earle Holland, assistant vice president for research communication at OSU. "Our first priority is to ensure the health and well-being of the remaining animals," he said. "It's going to be a while before we know the long-term effects on them." According to Holland, the problem started at 6.30 p.m. on July 12 with a power outage that affected...

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