ANXA4 and gonorrhea: It has also been reported that ANXA4 could serve to distinguish between two different types of benign tumors of the salivary glands, Warthin’s tumors (WT) and pleomorphic adenomas (PA), as PAs differentially express proteins associated with cell death, apoptosis and tumorigenesis, like ANXA4 and ANXA1 (Donadio et al., 2013).