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  • Select Create Marker List from the Analysis section of the Illumina BeadArray Methylation workflow
  • Select the Advanced tab Select LCLs vs. B cells (Figure 1)

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SubtitleTextCreating a filter to include loci with greater than 5x change in methylation status between LCLs and B cells
AnchorNameSpecifying Criteria differentially regulated

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  • Name this list; we have chosen differentially regulated
  • Select OK

The criteria differentially regulated has been added to the Criteria list (Figure 3). 

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SubtitleTextThe differentially regulated criteria has been added
AnchorNameCriteria added to list

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SubtitleTextCreating a filter that sets the significant with FDR cutoff at p<0.005
AnchorNameCreating <0.005 criteria

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  • Name this list; we have chosen <0.005
  • Select OK

Both differentially regulated and <0.005 are listed in the Criteria panel. We can use the Combine criteria tools to generate a single combined filter. 

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SubtitleTextCombining two criteria to make a more sophisticated filter
AnchorNameCreating a combined criteria

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  • Select OK from the List Creator dialog to generate a list using the LCLs vs. B cells filter
  • Select Close to exit the List Manager dialog
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SubtitleTextAdvanced options for list creationCreating a list of significantly differentially methylated loci
AnchorNameCreate List dialog Advanced tab

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  • Leave Include size of the change selected and set to Change > OR Change < -2
  • Leave Include significance of the change selected  and set to p-value with FDR < 0.05
  • Select Create
  • Select Close to exit the list manager

The new spreadsheet LCLs vs. B cells (LCLs vs. B cellswill open in the Analysis tab. You may want to save the project before proceeding to the next section of the tutorial.

  • Select File from the main taskbar
  • Select Save Project... 
  • Give the project a name; we chose Methylation Tutorial 
  • Select Save

 

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