Koncentrationsresponskurver for maraviroc- resistent virus er fænotypisk karakteriseret ved kurver, der ikke når 100% hæmning ved analyser, når der anvendes fortyndingsserier af maraviroc.
Phenotypic resistance: concentration response curves for the maraviroc-resistant viruses were characterized phenotypically by curves that did not reach 100% inhibition in assays using serial dilutions of maraviroc.