title: [Studies on invasive characteristics of the epithelial cell line of human esophageal carcinoma (Eca 109) in organ culture by means of spheroidal aggregates].
mesh_terms: D000818:Animals; D002449:Cell Aggregation; D004938:Esophageal Neoplasms / Q000473:pathology*; D006801:Humans; D051379:Mice; D008855:Microscopy, Electron, Scanning; D009206:Myocardium / Q000648:ultrastructure; D009361:Neoplasm Invasiveness; D009924:Organ Culture Techniques