Table 3.

Sensitivity of pyrosequencing at low levels of chimerism

Donor/
recipient, %
Donor cells detected ± SD, %Presence of donor SNP allele in replicate assays
50/50 50.4 ± 1.5 5/5 
5/95 4.6 ± 3.3 5/5  
2/98 0.6 ± 2.3 3/5 
1/99 0 ± 2.6 2/5  
0.5/99.5 0 ± 2.2 1/5 
0/100 0 ± 1.5 0/5 
Donor/
recipient, %
Donor cells detected ± SD, %Presence of donor SNP allele in replicate assays
50/50 50.4 ± 1.5 5/5 
5/95 4.6 ± 3.3 5/5  
2/98 0.6 ± 2.3 3/5 
1/99 0 ± 2.6 2/5  
0.5/99.5 0 ± 2.2 1/5 
0/100 0 ± 1.5 0/5 
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