Profile: Mass Histology Service offers a wide range of histopathological services. We offer cytology, cell blocks, GLP studies, decalcification, frozen sections, custom staining, tissue trimming, paraffin sectioning, toxicological studies, large tissue sectioning, quality tissue sectioning, necropsy tissue sectioning, normal histology slide sets, diagnostic veterinary services, routine & special staining and immunohistochemical staining.