23.07.2013 Views

AA. Gastric C I 06. ppt - Università degli studi di Pavia

AA. Gastric C I 06. ppt - Università degli studi di Pavia

AA. Gastric C I 06. ppt - Università degli studi di Pavia

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Telomeres and telomerase<br />

* telomere = extension of DNA at chr ends, generated by<br />

telomerase reverse transcriptase (TERT, which uses an internally<br />

bound RNA loop as a template);<br />

[usually, “Hayflick limit” of ~ 50 - 70 <strong>di</strong>vision cycles for human<br />

<strong>di</strong>ploid cells me<strong>di</strong>ated by telomere length]

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!