Infection with E. coli-EOS-FP induced monocyte apoptosis, as detected by hypodiploid nuclei (Fig. 2C) 4 hours p.i. Their total apoptosis rate (gates NC+BI+P) was 22.1±1.4% (p<0.05 vs. control, Fig. 2C second column). This evidence concerns the gene CACNA1A and infection.