Objective To evaluate the expression of Matrix metalloproteinase 2 (MMP 2) in colorectal tumor epithelial cells and mesenchymal cells.

Basal cell carcinomas are the most common form of skin cancer overall, and also the most common epithelial tumor of the eyelid.

Objective to study histopathological characteristics of epithelial - myoepithelial tumor of the bronchus and its differential diagnosis.