Created on Dec. 6, 2012, 1:15 a.m. by Hevok
& updated by
on May 2, 2013, 5:39 p.m.
Telomeraseis a ribonucleoprotein that exhibits reverse transcriptase and terminal transferase activity.
Mice express telomerase in somatic and germline tissues, while humans almost exclusively express telomerase in the germline. Consequently, when telomeres reach a critical length the cells enter irreversible growth arrest .