MicroRNA‐21 is overexpressed in human cholangiocarcinoma and regulates programmed cell death 4 and tissue inhibitor of metalloproteinase 3
Florin M. Selaru, Alexandru V. Olaru, Takatsugu Kan, Stefan David, Yulan Cheng, Yuriko Mori, Jian Yang, Bogdan Paun, Zhe Jin, Rachana Agarwal, James P. Hamilton, John Abraham, Christos Georgiades, Hector Alvarez, Perumal Vivekanandan, Wayne Yu, Anirban Maitra, Michael Torbenson, Paul J. Thuluvath, Gregory J. Gores, Nicholas F. LaRusso, Ralph Hruban, Stephen J. Meltzer – 27 April 2009 – Cholangiocarcinomas (CCAs) are aggressive cancers, with high mortality and poor survival rates.