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. 2012 Jun 13;7(6):e39075. doi: 10.1371/journal.pone.0039075

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Lin et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Dose-dependent neutralization curves were plotted against (A) A/Anhui/1/2005 and (B) A/Hubei/1/2010 H5N1 influenza strains. Data indicate that the 83NNT and 127NSS HA mutants elicited higher neutralizing antibodies than the wild-type HA.