| Antiviral | EC50 ratio | Phenotype | Strain | Source | Marker | Assay | Reference |
|---|---|---|---|---|---|---|---|
| Ganciclovir | 1.10 | No resistance | Recombinant | Details | A novel mutation in the UL54 gene of human cytomegalovirus isolates that confers resistance to foscarnet. ( 2006) | ||
| Cidofovir | 1.10 | No resistance | Recombinant | Details | A novel mutation in the UL54 gene of human cytomegalovirus isolates that confers resistance to foscarnet. ( 2006) | ||
| Foscarnet | 3.40 | Intermediate level resistance | Recombinant | Details | A novel mutation in the UL54 gene of human cytomegalovirus isolates that confers resistance to foscarnet. ( 2006) |