code at the ends of the chromosomes is maintained as cells divide. Drs. Elizabeth H. Blackburn, Carol W. Greider, and Jack W. Szostak shared this most prestigious prize for work they did in the 70’s and 80’s on the “caps” at the ends of chromosomes. These “caps” are called telomeres (‘telos’ meaning ‘end’ and ‘meros’ meaning ‘part’ in Greek) and are added by an enzyme called telomerase. So why is understanding telomeres important? In order to appreciate their role, we need some background on chromosomes… Continue reading A 'Nobel' Endeavor: Capping Chromosomes with Telomeres