Oleanolic acid inhibits the development of breast cancer by regulating lactic acid flora and the Cytokinecytokine receptor interaction pathway+gut metagenome

Model group gavage 50ul drug solvent, oleanolic acid group gavage 50ul solution containing OA 40 mg/kg. Under sterile conditions, the entire cecum of oleanolic acid group and Model group was removed, the required intestinal segment was cut with a sterile scalpel, the contents were dug up with a sterile scalpel and aliquoted into 2mL EP tubes.