Compound EC50(μM)a)
HXB2b) KH65R L74V 4l/2l5 Ml84V Ml84I 4l/69/125/SG MDRd) Yl8lC CC50(μM)
4’EdC 0.0012 0.0008 0.0013 0.006 0.0024 0.0026 0.015 0.0012 0.0021 >200
4’EaraC 0.0071 0.015 0.026 0.026 0.71 0.48 0.17 0.0079 0.016 >200
4’MedC 0.0058 0.0071 0.0062 ND 0.2 0.74 ND 0.0033 ND >200
4’EdA 0.008 0.0033 0.004 0.012 0.047 0.022 0.065 0.0062 0.011 >200
4’Ed2AA 0.0014 0.00035 0.0007 0.0017 0.0059 0.0027 0.0041 0.001 0.0008 >200
4’EdG 0.007 0.001 0.0012 0.019 0.008 0.0041 0.0068 0.0048 0.01 52
4’EdI 0.81 0.25 0.61 1.3 1.6 1.5 2.2 0.51 ND >200
AZT 0.022 0.02 0.02 0.3 0.01 0.017 1.6 15.3 0.014 >100
3TC 0.71 ND ND ND >100 >100 9.9 1.1 ND >100
ddC 0.2 3.0 1.5 ND 2.2 ND 1.3 5.5 ND >100
ddI 3.9 12.7 19.5 3.6 10.1 ND 12.2 25 ND >100
Anti-HIV activity was determined with MAGI assay, ND: not determined. b) wild type HIV. d) multidrug-resistant HIV
Table 4: Anti-HIV activity of selected 4’SdNs against wild type HIV and drug-resistant HIVs.
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