title: Immunohistochemical identification of mesenchymal tumors of the gastrointestinal tract.
mesh_terms: D003893:Desmin / Q000032:analysis; D005770:Gastrointestinal Neoplasms / Q000032:analysis / Q000473:pathology* / Q000648:ultrastructure; D005904:Glial Fibrillary Acidic Protein / Q000032:analysis; D007889:Leiomyoma / Q000032:analysis / Q000473:pathology* / Q000648:ultrastructure; D007890:Leiomyosarcoma / Q000032:analysis / Q000473:pathology* / Q000648:ultrastructure; D009418:S100 Proteins / Q000032:analysis
chemical_list: D003893:Desmin; D005904:Glial Fibrillary Acidic Protein; D009418:S100 Proteins