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. 2022 Jan 10;116:258–267. doi: 10.1016/j.ijid.2022.01.008

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© 2022 The Authors

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Figure 5: — Analysis of differentially expressed proteins (DEPs) between different groups. A. Venn plot, identification of the common proteins among COVID-19 versus healthy controls, COPD versus healthy controls, and asthma versus healthy controls; B. Volcano plot. a. COVID-19 versus healthy controls; b. COPD versus healthy controls; c. Asthma versus healthy controls. Blue: down-regulated proteins; red: up-regulated proteins. NCP; COPD, chronic obstructive pulmonary disease.