Used to identify epithelial mucins, namely acid mucopolysaccharides, in order to distinguish mucin negative undifferentiated squamous cell lesions from mucin positive adenocarcinomas. It also stains the mucopolysaccharide capsule of Cryptococcus neoformans.
A formalin-fixed, paraffin-embedded (FFPE) tissue block is preferred specimen typeorOne (1) unbaked, unstained slide for H&E staining (required) and two to three (2-3) positively charged unstained slides (all cut at 4-5 microns) for each test/antibody orderedBlock and slide identifiers should be clearly written and match exactly with the specimen ID and specimen labeling as noted on the requisition.
Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.