Figure 4. Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway analysis of the seven core targets of vitamin A against SARS-CoV-2. (A) Bubble diagram showing the vitamin A-mediated cell signaling pathways against SARS-CoV-2. (B) Identified core biotargets of vitamin A against SARS-CoV-2 were associated with the 10 most enriched KEGG terms in Circro diagrams.