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Fluorescence intensity analysis of subpopulations. The change in fluorescence intensity upon treatment by Pitstop was the same in regions of diffuse (open bars) and punctate (solid bars) fluorescence but was smallest for αS-4 and largest for αS-4. Error bars show SEM. All statistically significant (95% confidence level) differences in results are indicated with asterisks. To see this figure in color, go online.
