From: Optimization and evaluation of T7 based RNA linear amplification protocols for cDNA microarray analysis
Affymetrix
Affymetrix w/o ligase
Jeffrey lab with G-50 cleanup
Jeffrey lab
Poly(A)+ RNA
Var Z
0.661
0.658
0.623
0.726
Var e
0.102
0.066
0.078
0.055
0.059