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. 2017 Apr 13;5:e3174. doi: 10.7717/peerj.3174

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©2017 Verusingam et al.

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, reproduction and adaptation in any medium and for any purpose provided that it is properly attributed. For attribution, the original author(s), title, publication source (PeerJ) and either DOI or URL of the article must be cited.

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(A) Oral squamous carcinoma cell lines (H103 and H376) were introduced with ecotropic pMXs retroviruses containing GFP cDNA. The upper panel shows the images of bright-field and fluorescent microscope, Zeiss Axiovert inverted microscope, original magnification: 20×. (B) The lower panel shows the percentages of cells transduced with GFP. Data are expressed as mean ± standard deviation (SD).