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. 2009 Aug 17;53(11):4686–4693. doi: 10.1128/AAC.00229-09

TABLE 3.

Detection of CXCR4-using virus in consecutive PBMCs and plasma samples from 10 homosexual male participants in ACS by MT-2 or Trofile assaya

Participant ACS visit no. Time (mo) Result by:
Original MT-2 assay Repeat MT-2 assay Original Trofile assay Enhanced-sensitivity Trofile assay
13993 35 0 − + R5 R5
36 3 − + R5 R5
37 6 + + R5 D/M
38 9 + + D/M D/M
39 12 − + D/M D/M
40 15 − D/M D/M
41 18 − D/M D/M
42 21 + D/M D/M
43 34 + D/M D/M
13988 19 0 − − R5 R5
20 3 − − R5 R5
21 6 − − R5 R5
22 9 + − R5 R5
23 12 + +
24 15 + + Fail
25 18 + R5 R5
26 20 + D/M D/M
27 23 + D/M D/M
28 27 + R5 R5
13951 20 0 − − R5 R5
21 3 − + R5 R5
22 6 + + R5 D/M
23 9 + + R5 R5
24 12 + + D/M D/M
25 15 + R5 D/M
27 19 + R5 D/M
13940 17 0 − − R5 D/M
18 3 − + R5 D/M
19 5 + + R5 D/M
20 9 + + R5 D/M
21 12 + + D/M D/M
22 15 + R5 D/M
23 18 + D/M D/M
25 21 + D/M D/M
13912 10 0 − R5 R5
11 3 − Fail
12 6 + D/M D/M
13 9 + D/M D/M
14 12 + R5 R5
15 15 + D/M
16 18 + D/M
13908 8 0 − R5 R5
9 4 − D/M D/M
10 7 + D/M D/M
11 10 + D/M D/M
14 14 + D/M D/M
26 27 + D/M D/M
41 43 + D/M D/M
13907 7 0 − R5 R5
8 2 − R5 R5
9 5 + D/M D/M
10 8 + D/M D/M
11 11 + D/M D/M
15 18 + D/M D/M
25 26 + D/M D/M
32 33 + D/M D/M
13904 19 0 − R5 R5
20 1 − R5 R5
22 3 + R5 D/M
23 4 + R5 R5
25 6 + D/M D/M
26 6 + D/M D/M
28 8 Fail D/M D/M
13885 9 0 − Fail
10 3 − Fail
11 6 + D/M D/M
12 9 + D/M D/M
13 12 + D/M D/M
16 21 + D/M D/M
29 39 D/M D/M
13845 2 0 − R5 D/M
3 3 − R5 D/M
4 6 + D/M D/M
5 9 + D/M D/M
6 12 + D/M D/M
7 15 + D/M D/M
9 21 D/M D/M
a

Time, time from the first visit tested in this study; original MT-2 assay, results of the MT-2 assay performed with fresh patient PBMCs in real time; repeat MT-2 assay, results of the MT-2 assay performed with cryopreserved patient PBMCs from the same time points in 2006; −, negative MT-2 culture result; +, positive MT-2 culture result; R5, CCR5 using; Fail, assay failure; D/M, dual or mixed tropism.