The following Circulation Research article is being retracted:
Song P, Wang S, He C, Wang S, Liang B, Viollet B, Zou MH. AMPKα2 Deletion Exacerbates Neointima Formation by Upregulating Skp2 in Vascular Smooth Muscle Cells. Circulation Research. 2011;109:1230–1239. DOI: http://dx.doi.org/10.1161/CIRCRESAHA.111.250423
After a confidential investigation conducted in accordance with the University’s policy and federal regulations, the University of Oklahoma Health Sciences Center determined that the following figures were reused by the first author:
Duplication of the β-actin blot in Figures 1D, 2A, and 3A
Duplication of β-actin blot in online Figure IV with β-actin blot in Figure 2D
Duplication of β-actin blot in Figure 6E and online Figure IIB
The first author claims to have the repeated experiments and data and he stands by his results and conclusion; however, the editors are retracting this article based on the findings of the university investigation and in agreement with the University of Oklahoma Health Sciences Center and the authors.