Processing Microarray Data: Comparing Ratios to Log10

Ratios in five samples of genes A, B, C, and D
Gene A Gene B Gene C Gene D
Sample 1 4 1 0.33 1
Sample 2 2 0.8 1 1.3
Sample 3 3.5 2 0.25 3
Sample 4 1.5 0.5 0.25 1
Sample 5 0.8 1 1.2 0.8
Log10 in five samples of genes A, B, C, and D
Gene A Gene B Gene C Gene D
Sample 1 0.602 0 −0.481 0
Sample 2 0.301 −0.0969 0 0.114
Sample 3 0.544 0.301 −0.602 0.477
Sample 4 0.176 −0.301 −0.602 0
Sample 5 −0.0969 0 0.0792 −0.0969