Volume 18, Number 5—May 2012
Dispatch
Influenza A and B Virus Attachment to Respiratory Tract in Marine Mammals
Figure

Figure. . . Attachment of 2 human influenza viruses and 1 avian influenza virus to trachea and bronchiole of harbor seal (Phoca vitulina) and harbor porpoise (Phocoena phocoena). Red staining indicates virus on the surface of epithelial cells (histochemical staining counterstained with hematoxylin; original magnification ×100).
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