 Expression of CD69 on PBMCs from three healthy donors (A, B, C- n=3) was measured by flow cytometry following 24 h treatment with 3 µM of PH02 alone, or in combination with the indicated concentration of PEP005. Positive control samples were treated with PMA. Data information: Statistical significance, as determined by one-way ANOVA is indicated: *, P<0.05; **, P<0.005; ***, P<0.0005; ****, P<0.00005; ns, no significant difference. The exact P-values are indicated in the Appendix Table S1. 