TABLE 4

Virucidal efficacy of silver dihydrogen citrate and steam vapor with TANCS against FCV on wool and nylon carpet measured by plaque assay and qRT-PCR

TreatmentaContact timeSurfaceReductionb
Plaque assay (log10 PFU)qRT-PCR (log10 copies)
SDC60 minWool1.82 ± 0.19 A−0.06 ± 0.26 A
Nylon3.62 ± 0.32 B0.49 ± 0.27 B
Steam90 sWool3.80 ± 0.16 B0.03 ± 0.17 A
Nylon3.68 ± 0.09 B0.39 ± 0.23 B
  • a FCV stocks concentrated via ultrafiltration were diluted in complete Dulbecco's modified Eagle's medium with 5% low-endotoxin (<10 EU/ml) fetal bovine serum.

  • b The data are expressed as means ± SDs from 15 replicates in 3 independent experiments. Values with different letters in the same column are significantly different (P < 0.05).