1. Ensure that the Proteins table in the result file is selected.
  2. Select the Display Filter .
  3. Select Add Property, and then select Description.
  4. Keep the red box selection Contains, and enter Escherichia in the text box.
  5. Select Apply at the top of the Display Filters pane.
  6. All of the Description entries contain Escherichia, which indicates that these are E. coli proteins.
  7. Scroll the Proteins table to the right until the Abundance Ratios column is visible.
  8. Select the expander icon to view the three ratios .
  9. The visible ratios show values close to those expected for the E. coli injection amounts (0.3, 0.75, 1.5).