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. Author manuscript; available in PMC: 2013 Nov 14.
Published in final edited form as: J Virol Methods. 2011 Apr 22;175(2):10.1016/j.jviromet.2011.04.015. doi: 10.1016/j.jviromet.2011.04.015

Table 1.

Recovery of low copy numbers of HIV after dilution in donor plasma and centrifugation

subject Input
(copies)		 Input
(copies/ml)		 Output
(copies)		 Output
(copies/ml)
A467 15 0.5 NDa ND
15 0.5 ND ND
15 0.5 ND ND
15 0.5 ND ND
15 0.5 6 0.2
A467 30 1 23 0.77
30 1 15 0.5
30 1 15 0.5
30 1 15 0.5
30 1 9 0.3
A470 15 0.5 26 0.87
15 0.5 64 2.13
15 0.5 25 0.83
15 0.5 21 0.7
15 0.5 44 1.47
A470 30 1 56 1.87
30 1 77 2.57
30 1 61 2.03
30 1 64 2.13
30 1 74 2.47
a

ND = not detected