| Antiviral | EC50 ratio | Phenotype | Strain | Source | Marker | Assay | Reference |
|---|---|---|---|---|---|---|---|
| Ganciclovir | 3.20 | Intermediate level resistance | Recombinant | Details | Recombinant phenotyping of cytomegalovirus UL54 mutations that emerged during cell passages in the presence of either ganciclovir or foscarnet. (Sep 2011) | ||
| Cidofovir | 3.00 | Intermediate level resistance | Recombinant | Details | Recombinant phenotyping of cytomegalovirus UL54 mutations that emerged during cell passages in the presence of either ganciclovir or foscarnet. (Sep 2011) | ||
| Foscarnet | 1.20 | No resistance | Recombinant | Details | Recombinant phenotyping of cytomegalovirus UL54 mutations that emerged during cell passages in the presence of either ganciclovir or foscarnet. (Sep 2011) |