IGF1 and infection: Commonly affected genes across both variants at 24 hpi included ANGPT1, ANGPT4, ANGPTL1, ANGPTL4, CCL24, HGF, IGF1, NAPSA, S100A1, and S100P. Notably, ANGPT1 and ANGPTL1 were suppressed at both 12 and 24 hpi specifically in Delta infection.