Circulation
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The authors of the following article have requested that it be retracted from publication in Circulation: Kawakami A, Osaka M, Tani M, Azuma H, Sacks FM, Shimokado K, Yoshida M. Apolipoprotein CIII links hyperlipidemia with vascular endothelial cell dysfunction. Circulation. 2008;118:731–742. ⋯ In the process of following up the findings reported in this study, they were unable to reproduce some experiments due to Dr Akio Kawakami's negligence in keeping proper original records. This information was reported to the editors by Dr Kawakami directly. The authors apologize to the readers of Circulation for any inconvenience caused by this retraction.