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Three influenza A (H5N1/bird flu) virus particles. The image incorporates two CDC transmission electron micrographs that have been inverted, repositioned and colorized by NIAID.
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COURTESY/CDC AND NIAID VIA WIKIMEDIA COMMONS
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SHUTTERSTOCK
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Vivian Pham is a Benson Polytechnic High School senior who is interested in becoming a nurse./Courtesy of Tram Nguyen