Cytokeratin 18 (KRT18)(B23.1) , 1mg / mL
This MAb reacts with a wide variety of simple epithelia. It does not react with stratified squamous epithelia. It reacts with epithelial tumors of the gastrointestinal tract , lung , breast , pancreas , ovary , and thyroid. Cytokeratin 18 , which belongs to the type A (acidic) subfamily of low molecular weight keratins , exists in combination with cytokeratin 8. It is reported that tissues from gastrointestinal tract are positive for both cytokeratin 8 and 18 but do not contain cytokeratin 14. Tissues from gastrointestinal tract , respiratory tract and urogenital tract , as well as endocrine and exocrine tissues and mesothelial cells are positive for cytokeratin 18.