Dahlquist:GenePix Pro Software Protocol

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Revision as of 23:34, 13 April 2010 by Kam D. Dahlquist (Talk | contribs)
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Using GenePix Pro

Gridding and Generating Intensity Data

  • Launch GenPix Pro (select Analysis Only) ===
  • On the right hand side of the screen, select the File icon
    • Select File > Open Images
    • Navigate to the folder containing your .tif images
    • Hold down the Control key while clicking to select both the 532 and 635 wavelength files
    • Click on the Open button
  • Use the brightness and contrast sliders on the upper left hand side to adjust your image to see all of the spots
  • You can use the magnifying glass icon to zoom in on an area of the image

Generating an Array Quality Report

  • Launch GenePix Pro (select Analysis Only)
  • On the right hand side of the screen, select the File icon
  • File > Open Results
  • Select the desired file
  • Select Report tab at the top of the screen
  • On the left side of the screen, under Navigate, select the back arrow or home icon
  • Select Array Quality Control
  • Adjust Vital Statistic Thresholds values to:
Quality Control Limits
Median signal to background > 2.5
Mean of Median background < 500
Median Signal to Noise	> 4
Median % >B + 1 StdDev	> 90
Feature variation < 0.5
Background Variation < 1.2
Features with Saturated pixels	< 3.3%
Not Found < 18%
Bad Features < 7%
  • Select Start
  • Select Show Printable Version
  • File > Print
  • Under Select Printer > Select Adobe PDF
  • Select Print
  • Save on the Desktop
  • Name the file: Chip #_Year-Month-Date
  • The PDF file will either open on its own or you need to open it from the file you saved it to
  • Print the first two pages of the results
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