Bio-Rad Image Lab™ Software - Manual (Page 124)

6 | Analyzing Images
124 | GS-900 Calibrated Densitometer with Image Lab Software
3. Click the band you want to use as a reference. A small R appears near the band
you selected.
To review the relative quantities of bands
 Go to the Rel. Quant. column of the Analysis table (Lane and Band tab). The
relative quantity is the ratio of the band volume divided by the reference band
volume.
All other bands now display numerical values that are relative to the reference band.
If the reference band value is 1.00, values higher than 1.00 indicate that the band
quantity is greater than the reference band. Values lower than 1.00 indicate the band
quantity is less than that of the reference band.