Den koncentration af tenofovir, der kræves til 50% hæmning (EC50) af laboratorie- vildtypestammen HIV- 1IIIB, er 1- 6 µmol/ l ved lymfoide cellelinier og 1, 1 µmol/ l mod primære HIV- 1 subtype B isolater i PBMC' er.
The concentration of tenofovir required for 50% inhibition (EC50) of the wild-type laboratory strain HIV-1IIIB is 1-6 µmol/ l in lymphoid cell lines and 1.1 µmol/ l against primary HIV-1 subtype B isolates in PBMCs.