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        CDC Home

        Content on this page was developed during the 2009-2010 H1N1 pandemic and has not been updated.

        • The H1N1 virus that caused that pandemic is now a regular human flu virus and continues to circulate seasonally worldwide.
        • The English language content on this website is being archived for historic and reference purposes only.
        • For current, updated information on seasonal flu, including information about H1N1, see the CDC Seasonal Flu website.

        Images of the H1N1 Influenza Virus

        March 26, 2010, 3:00 PM ET

        The images below of the newly identified H1N1 influenza virus were taken in the CDC Influenza Laboratory.

        Graphical Representations of a Generic Influenza Virus


        These images provide a 3D graphical representation of the biology and structure of a generic influenza virus, and are not specific to the 2009 H1N1 virus. Available for download in 72 dpi.

        General structure and biology of influenza viruses

        3D View - Full
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        Posted March 26, 2010
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        General structure and biology of influenza viruses

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        Posted November 25, 2009
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        General structure and biology of influenza viruses

        3D View - Full Sliced
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        Posted March 26, 2010
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        General structure and biology of influenza viruses

        3D View - Full Sliced
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        Posted November 25, 2009
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        General structure and biology of influenza viruses

        3D View - Full Sliced w/Key
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        Posted March 26, 2010
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        General structure and biology of influenza viruses

        3D View - Full Sliced w/Key
        Available in these background colors
        Posted November 25, 2009
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        Related Images


        CDC developed PCR diagnostic test to detect novel H1N1 virus.

        CDC-developed PCR diagnostic test to detect novel H1N1 virus. Photo by Greg Sykes, ATCCDownload 72 dpi JPEG image:

         
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