Key points are not available for this paper at this time.
Volume 86, no. 2, p. 1046–1058, 2012, https://doi.org/10.1128/jvi.05431-11. Figure 7 should appear as shown in this correction. In the far right panels, the image for Mut Nt2 was an inadvertent duplication of the image for Mut Nt1. This likely happened because the two images are almost identical.
Samsa et al. (Thu,) studied this question.