Venn diagram for identified biomarkers from different acupuncture points. The similarity and difference of those identified biomarkers from Zusanli, Liangmen, Yanglingquan, and Weizhong are shown in a venn diagram. The overlapped biomarkers are indicated by their ppm and known annotation.
Wang et al. BMC Systems Biology 2012 6(Suppl 1):S15 doi:10.1186/1752-0509-6-S1-S15