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Ronald DePinho, Sandy
Cheng & Lenhard Rudulph (l to r)
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Mice lacking a gene for making telomeres--chromosomal
elements with a conjectured but controversial role in aging
and cancer--were found to go gray, lose hair faster, and
recover less easily from the stress of surgery and chemotherapy
than normal animals. They also developed tumors more often
and died earlier, a team of HMS researchers report in the
March 5 Cell.
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