Cytokeratin 4 Novocastra
Cytokeratin 4 is a 59 kD cytokeratin intermediate filament protein. It is found in non-cornifying squamous epithelium such as that of the superficial and intermediate epithelial cells of the esophagus, ectocervix, tongue, vagina, larynx, pharynx, epiglottis and anus, as well as the superficial cells of the cornea. Cytokeratin 4 is also reported to be expressed in the suprabasal cells of the urinary bladder transitional epithelium, in single cells and cell groups of sweat glands, prostatic ducts and in cylindrical, ciliated bronchial epithelial cells.
Product Specific Information
NCL-CK4 is a chain-specific antibody. It is of particular use in the characterization of certain complex epithelia.