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. 2018 May 8;8:7268. doi: 10.1038/s41598-018-25677-1

Figure 1.

Figure 1

Electron microscopy observation of the early stage of BmCPV infection. (a and b) Attachment of BmCPV particles to the membranes of BmN cells at 30 min p.i.; (c) BmCPV particles were invaginated into the plasma membrane at 1.5 h p.i.; (d) BmCPV particles were delivered into an endosome-like structure at 1.5 h p.i.