Background: Oral cancer represents a significant component of the global burden. It develops as result multiple risk factors. The main histological form oral is squamous cell carcinoma (OSCC). disintegration extracellular matrix (ECM) one key hallmarks progression, which stimulates invasion tumoral cells into neighbouring tissue. Matrix metalloproteinases-9 (MMP-9) can degrade different element...

The giant anteater (Myrmecophaga tridactyla) is a vulnerable species from Central and South America, considered possibly extinct in Belize, Guatemala, El Salvador, Uruguay. Due to the species’ conservation reproductive importance, this research aimed characterize morphology, histochemical, immunohistochemical, ultrastructural feature of prostate gland. For this, we collected 11 glands performed...