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XTrack resultsa
Using probes FAM-919, FAM-CM_A, or FAM-PB_C in columns 2, 3, and 4, respectively, and in comparison to Trofile (column 5). Column 6 lists the V3 loop length and column 7 the subtype for each sample. Samples with shorter V3 loops (no. 8 and 12) are shaded. R5, CCR5-tropic virus; X4, CXCR4-tropic virus; Mix, mixed virus population with both tropisms; D/M, dualtropic or mixed virus; ?, noninterpretable result.
