For example, Stenoprophomonas and Selenomonas are increased in gastric cancer and positively correlated with BDCA2 + pDCs and Foxp3 + Tregs, while Comannas and Gailla are negatively correlated with BDCA2 + pDCs and Foxp3 + Tregs [33]. Here, CLEC4C is linked to gastric cancer.