Fig. 9From: Exploring the potential link between MitoEVs and the immune microenvironment of periodontitis based on machine learning and bioinformatics methodsDifferential immune cell infiltration in periodontitis and its correlation with hub MERGs. A Pearson correlation analysis between periodontitis immune cells. All correlation coefficients not indicating correlations are marked with “×”. B Infiltration ratio of immune cells for each periodontitis sample. C Pearson correlation analysis between hub MERGs and immune cells. All correlation coefficients not indicating correlations are marked with “×”Back to article page