a blue and yellow substance with yellow dots

Yellow Fever Colorized transmission electron micrograph of Vero E6 Cells in culture infected with Yellow Fever Virus particles found within distended regions of the endoplasmic reticulum. Image captured and color-enhanced at the NIAID Integrated Research Facility (IRF) in Fort Detrick, Maryland. Credit: NIAID https://www.flickr.com/photos/niaid/51738868585/