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• Type Astrocytoma in the New category text field
• Click Add
• Type Oligodendroglioma in the New category text field
• Click Close
• Click Back Click Back to sample management table

There is new column, Subtype, in the Data tab, but every samples sample has a value of N/A. Next, we will assign each sample to a subtype. 

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The plot will be shaded to reflect the gatefilter. Cells that are excluded will be shown as black dots on both plots (Figure 13). 

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