from: en:Image:Influenza virus.png

Influenza Virus photo from

https://www.ncbi.nlm.nih.gov/ICTVdb/Images/Murphy/Downloadable%20Graphics%20Files.htm

A/Hong Kong/1/68

Influenza virus, A/Hong Kong/1/68, the causative agent of the 1968 global epidemic. Negatively stained virions showing surface projections which contain the receptors by which the virus attaches to host respiratory tract epithelial cells. Magnification: approximately x70,000. Micrograph from F. A. Murphy, School of Veterinary Medicine, University of California, Davis.

	This image is a work of the National Institutes of Health, part of the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain. Please ensure that this image was actually created by the US Federal government. The NIH frequently uses commercial images which are not public domain.
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