CD8A and infection: Immune cell analysis indicated that HAdV-7 infections led to a more pronounced decrease in CD3+ T cells (1596.8 vs 2444.8 cells/μl, p=0.042), CD8+ cytotoxic T cells (668.6 vs 774.0 cells/μl, p=0.045), and increased NK cell percentages (11.5% vs 9.0%, p=0.044) compared to HAdV-3 infections.