Circulating microRNAs and serum proteins in breast cancer patients: Diagnostic relevance and grade-specific expression patterns

Figure 2 Serum levels of 8-hydroxy-2′-deoxyguanosine (pg/mL) and cancer antigen 15-3 (U/mL). Significance at ^aP < 0.05 compared to healthy control; significance at ^bP < 0.05 between grade II and grade III. CA15-3: Cancer antigen 15-3; 8-OhdG: 8-hydroxy-2′-deoxyguanosine.