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Salivary gland tissue section extracted from a mosquito infected by the eastern equine encephalitis virus

In this digitally colorized transmission electron microscopic image, the viral particles have been colorized red (magnification x 83,900) Photomicrograph by CDC/Dr. Fred Murphy and Sylvia Whitfield in 1975. (Source: Public Health Image Library, U.S. Centers for Disease Control and Prevention, Atlanta, Georgia. Image 7057. Public domain.)