Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Facts About Telomeres and Telomerase This document defines a telomere ("a repeating DNA sequence (TTAGGG) at the end of the body's chromosomes") and telomerase ("an enzyme made of protein and RNA subunits that elongates chromosomes by adding TTAGGG sequences to the end of existing chromosomes"). It notes that "research in the area of telomerase could uncover valuable information to combat aging, fight cancer" and other diseases. Accompanied by animations and a glossary. From the University of Texas Southwestern Medical Center. http://www4.utsouthwestern.edu/cellbio/shay-wright/intro/facts/sw_facts.html Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *