Table 6

Covariances between the "true" gene expression for the different amplification protocols, estimated from the virtual arrays. The diagonal of the table contains the variances for the techniques.


Affymetrix
Affymetrix w/o ligase
Jeffrey lab with G-50 cleanup
Jeffrey lab
Poly(A)+ RNA

Affymetrix
0.68
0.66
0.62
0.63
0.60
Affymetrix w/o ligase
0.66
0.67
0.62
0.64
0.61
Jeffrey lab with G-50 cleanup
0.62
0.62
0.63
0.64
0.57
Jeffrey lab
0.63
0.64
0.64
0.67
0.60
Poly(A)+ RNA
0.60
0.61
0.57
0.60
0.74

Zhao et al. BMC Genomics 2002 3:31   doi:10.1186/1471-2164-3-31