Table 1

Mean response levels of the three CMV-responsive donors

% CD3+CD8+ cells

ELISPOT (peptide mix)

CFC (peptide mix)

CFC (pp65495–503)

Tetramer (pp65495–503)

ELISPOT (pp65495–503)


Donor 41 (low)

20.3%

270 SFC1 [0.53%]

nd2

0.06%2

0.06%2

8 SFC1 [0.02%]

Donor 68 (med)

12.1%

285 SFC1 [0.94%]

0.28%2

0.28%2

0.25%2

31 SFC1 [0.10%]

Donor 43 (high)

26.3%

95 SFC1 [0.14%]

0.87%2

0.93%2

1.27%2

28 SFC1 [0.04%]


1 ELISPOT results reported as SFC per 2.5 × 105 PBMC. Numbers in brackets indicate the values when re-calculated as % of CD8+ T cells. Note that ELISPOT responses with peptide mix did not match the other assays in terms of low, medium, and high responders.

2 CFC and tetramer results reported as % of CD8+ T cells. nd = CFC was not done on this donor due to predicted very low response (0.02%) seen in pre-screening.

Maecker et al. BMC Immunology 2008 9:9   doi:10.1186/1471-2172-9-9

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