Lymphatic invasion and metastasis.
D000818:Animals; D006801:Humans; D008207:Lymphatic Metastasis / Q000473:pathology / Q000503:physiopathology; D008954:Models, Biological; D009361:Neoplasm Invasiveness / Q000473:pathology / Q000503:physiopathology; D009362:Neoplasm Metastasis / Q000503:physiopathology; D009374:Neoplasms, Experimental / Q000473:pathology / Q000503:physiopathology; D051381:Rats