Processes | Expression Parameters | Gene Symbol Variable

Gene Symbol Variable
Use this field to specify the variable that contains the official gene symbols. It is used to make the web search link to the specified database. Each row must contain only one gene symbol.
To Specify the Gene Symbol Variable:
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All of the variables in the specified annotation data set are displayed in the Available Variables field.
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Click to add the highlighted variable to the Gene Symbol Variable field, as shown below: