BOSTON -- 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 Dana-Farber Cancer Institute (DFCI) researchers report in the March 5 Cell.
MORE: http://www.sciencedaily.com/releases/1999/03/990305073802.htm
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