faq - frequently asked questions

General questions about the REDFIN software

Are there any costs involved with using REDFIN?
Can I export my REDFIN data to an Excel spreadsheet?
Can I pick from a gel other than one of the analytical gels?
How do you calculate the fold-change?
How does the PCA calculation in REDFIN work?
How is the normalization calculated?
How is the volume calculated?
Is there a limit on how many comparisons I can set up between my groups?
On how many different computers can I install REDFIN?
Since I restored my computer I can no longer open REDFIN. What do I do?
What does the % presence column show?

Questions about analyzing your 2D gel images in REDFIN

Can I analyze my DIGE gels with REDFIN?
Do you offer free trials?
How do I start analyzing my 2D gel images?
Is the analysis strategy in REDFIN different compared to the Basic and Pro analysis services?

Questions about our 2D gel image analysis services Basic and Pro

What is the advantage of the Ludesi image analysis service?
What if I'm not happy with my analysis?
What procedure do Ludesi use to analyze my gel images?
What software is being used in the Ludesi Analysis Center?
What types of staining are Ludesi able to handle?
Why would Ludesi be any better than my current 2D gel software?

Questions about scanning and file formats

In what format do Ludesi need the 2D gel images?
What is ”DPI” and ”bit depth”?
What settings should I use in order to optimize my image analysis results?

Questions about additional services

Can Ludesi also give me identifications of my protein spots?
Can Ludesi run gels?

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