Lack of integrase inhibitors associated resistance mutations among HIV-1C isolates

Table 2 Pattern and frequency mutations and polymorphisms with potential impact on INIs reduced susceptibility of INIs among HIV-1 subtype C (n = 45)

Minor INI-resistance mutations	Frequencey
L74 M	1 (2.2)
L74I^a	4 (8.8)
T97A	2 (4.4)
E138X^a	4 (8.8)
G163E^a	6 (13.3)
G163 V^a	2 (4.4)
G163 W^a	3 (6.6)
Minor INI accessory mutations
V201I	37 (82.2)
I203 M	6 (13.3)

^aUnusual mutations in non-polymorphic sites associated with minor INI mutations (according to The Stanford University HIV drug resistance database; http://hivdb.stanford.edu)

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