14-1859-F1

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Description: English: Porcine deltacoronavirus (OH-FD22) particle detected in intestinal contents from a gnotobiotic pig. The sample was negatively stained with 3% phosphotungstic acid. Scale bar indicates 100 nm. Date: 1 April 2015. Source: https://wwwnc.cdc.gov/eid/article/21/4/14-1859_article. Author: Kwonil Jung, Hui Hu, Bryan Eyerly, Zhongyan Lu, Juliet Chepngeno, and Linda J. Saif.