HRAS and hepatitis A virus infection: Other downregulated genes after 2-days were pik3r5, akt3a, nfkbiab, hras, mapk14a in hepatitis, pik3r5, akt3a, il1b, il12a, raf1b, map2k1 in influenza and pik3r5, akt3a, nfkbiab, il1b, il12a in measles.