| Antiviral | EC50 ratio | Phenotype | Strain | Source | Marker | Assay | Reference |
|---|---|---|---|---|---|---|---|
| Ganciclovir | 2.70 | Low level resistance | Laboratory strain, Clinical Isolate | Recombinant | Details | Recombinant phenotyping of cytomegalovirus UL97 kinase sequence variants for ganciclovir resistance. (Jun 2010) |