This article has been retracted: please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).
This article has been retracted at the request of the Editor-in-Chief as the Office of Research Integrity (ORI) notified the Publisher that a Federal Register notice, announcing U.S. Public Health Service findings and administrative actions, was issued in relation to this paper.
The ORI findings were that the first author fabricated the two images that were used for Figure 2B, representing rLaSota-NV (the middle one) and rBCm-NV (the right one) expressed VLP in allantoic fluid of chicken eggs, by splitting a microscopy field into two parts.
For further details please go to the ORI website at: https://ori.hhs.gov/content/case-summary-kim-shin-hee.