Fig. 1

Immunohistochemical staining patterns demonstrating Matrix metalloproteinase 8 (MMP-8) tissue expression in neoadjuvant therapy (NAT) patients. (A) Non-detectable MMP-8 expression in cytoplasm. (B) Low cytoplasmic immunopositivity. (C) Moderate cytoplasmic immunopositivity. (D) High cytoplasmic immunopositivity. Magnification 30x was used for all images.