Additionally, resveratrol, a plant compound that acts like an antioxidant, has been used as an inhibitor of ccnb1 and can therefore regulate both the proliferation and apoptosis of pituitary tumour cells as well as altering the expression level of various EMT (epithelial-to-mesenchymal transition) markers (Li et al., 2019a). Here, CCNB1 is linked to pituitary tumor.