Table 2

Changes over time in the expression of cell surface antigens (p < 0.05) on PBMC from HIV+ individuals treated with highly active antiretroviral therapy

Antigen
Baseline
TimePoint2
TimePoint3
TimePoint4
P valuea

CD2
124 (103–147)
126 (107–156)
130 (84–136)
144 (129–163)
0.047
CD3
70 (59–86)
70 (52–90)
69 (43–85)
94 (85–117)
0.007
CD5
90 (76–120)
89 (76–129)
88 (75–106)
121 (98–137)
0.040
CD36
44 (29–63)
43 (34–56)
61 (40–77)
62 (45–75)
0.017
CD95
101 (89–115)
100 (95–121)
99 (95–121)
121 (97–131)
0.032
CD27
30 (19–40)
37 (18–60)
20 (11–57)
47 (35–72)
0.015
CD28
61 (33–81)
81 (55–92)
65 (47–80)
81 (71–95)
0.007

Data are presented as median dot intensities (i.e., cell binding densities) quantified using DotScan data analysis software on an 8-bit pixel grey scale from 0–255. The 25th–75th quartile values are shown in brackets. The cut off value of 10 was used for the detectable expression levels.

a Level of significance of the time parameter in a repeated measure mixed model analysis of variance was used to assess the changes in cell binding density values over time.

Wu et al. Retrovirology 2008 5:24   doi:10.1186/1742-4690-5-24

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