FIG. 2.

Quantitation of HIV-1 proviral DNA from DBS. A: 8E5 cells spotted on filter paper, dried then followed by whole blood. B: 8E5 cells mixed with whole blood then spotted onto filter paper. Each data point is the mean ± SD of eight values obtained using blood from 2 donors (duplicate extractions from each donor with each extraction assayed in duplicate) (n=16).