穆里尔·克里克对雷·奥尔森说，毫无质量可言地延长生命，无异于使老年人失去了最后几年有意义的生活。
Prolonging life at the expense of its quality can rob elderly people of meaningful years, Muriel Gillick tells Les Olson.
尚不清楚，这些问题是否会抵制雷帕霉素可能提供延长生命的益处。
It's unclear whether these problems would counteract any longevity benefit that rapamycin might provide in humans.
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