RETRACTED: Retrovirally mediated RNA interference targeting the M2 subunit of ribonucleotide reductase: A novel therapeutic strategy in pancreatic cancer.
This article has been retracted: please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).

This article has been retracted at the request of the Editors-in-Chief, because an investigation by Harvard Medical School and the Brigham and Women’s Hospital has concluded that Figure 1A is invalid and no underlying research data are available to resolve the discrepancies or validate the reported results.
Duxbury
Mark S
MS
Department of Surgery, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA.
Ito
Hiromichi
H
Benoit
Eric
E
Zinner
Michael J
MJ
Ashley
Stanley W
SW
Whang
Edward E
EE
D017209:Apoptosis; D045744:Cell Line, Tumor; D003841:Deoxycytidine / Q000031:analogs & derivatives* / Q000494:pharmacology; D006801:Humans; D020780:Matrix Metalloproteinase 9 / Q000235:genetics; D016328:NF-kappa B / Q000378:metabolism; D010190:Pancreatic Neoplasms / Q000473:pathology / Q000628:therapy*; D034622:RNA Interference; D012190:Retroviridae / Q000235:genetics; D012262:Ribonucleoside Diphosphate Reductase / Q000037:antagonists & inhibitors* / Q000235:genetics; D000093542:Gemcitabine
D016328:NF-kappa B; D003841:Deoxycytidine; C093713:ribonucleotide reductase M2; D012262:Ribonucleoside Diphosphate Reductase; D020780:Matrix Metalloproteinase 9; D000093542:Gemcitabine