Micrococcus was more abundant in the endometrial cancer, and Pseudoramibacter_Eubacterium, Rhodobacter, Vogesella, Bilophila, Rheinheimera, and Megamonas were less;rank correlation analysis showed a positive correlation between the relative abundance of Micrococcus and mRNA of IL-6 and IL-17. Here, IL6 is linked to endometrial cancer.