Read the abstract here:
Sys­tem­atic dis­cov­ery of struc­tural ele­ments gov­ern­ing sta­bil­ity of mam­malian mes­sen­ger RNAs.
Goodarzi H, Najafabadi HS, Oikonomou P, Greco TM, Fish L, Salavati R, Cristea IM, Tava­zoie S. Nature. 2012 Apr 8. doi: 10.1038/nature11013. [Epub ahead of print]