Figure 1. Transmission electron microcopy (TEM) analysis of subcellular localization of HPV11 PsV particles in NHEK cells. (A) TEM images of purified HPV11 PsV particles. (B, C) HPV11 PsV particles appear in the lumen of double-membrane vesicle. (D, E) Engagement of HPV11 PsV particles-containing autophagosome by a lysosome. Arrows indicate HPV11 PsV particles and the triangle indicates a lysosome.