{"type":"root","children":[{"type":"paragraph","children":[{"type":"text","value":"CD15, also named Lewis x or stage specific embryonic antigen-1 is a trisaccharide determinant (3-fucosyl-N-acetyllactosamine) expressed on several glycolipids, glycoproteins, and proteoglycans of various cell types (granulocytes, mast cells, monocytes, macrophages, cells of gastric mucosa, nervous system or various tumour cells). CD15 is reported to function as an adhesion molecule and is involved in chemotaxis and phagocytosis. It is also expressed in Hodgkin’s disease, some B-cell chronic lymphocytic leukemias, acute lymphoblastic leukemias, and most acute non-lymphocytic leukemias according to literature."}]}]}