TNFAIP3 and ovarian neoplasm: Recent research identified that tumour necrosis factor alpha‐induced protein 3 (TNFAIP3), also known as A20, structurally consisting of seven C‐terminal zinc finger domains and an N‐terminal ovarian tumour domain, acted as a negative regulator of the NF‐κB pathway and inhibited apoptosis of PDLCs [78, 79].