DEFA4 immunostaining in pleomorphic adenoma tissue. Primary magnification 5-fold (A), 10-fold (B), and 40-fold (C, D). The tissue section on the left in A and B (designated with "PA") shows the pleomorphic adenoma status, the section on the right of A and B (designated as "HT") shows healthy tissue isolated from the biopsy. C represents the pleomorphic adenoma, D the healthy section.
Winter et al. BMC Cancer 2012 12:465 doi:10.1186/1471-2407-12-465