N Concordance 1 nce of ET and NOs immunoreactivities in lymphatic vessel endothelium supports th 2 findings indicate that the tumor is of lymphatic vessel type rather than blood 3 ade, the absence of estrogen receptors, lymphatic vessel invasion, and the prese 4 mmatory injury of preexisting anomalous lymphatic vessels leading to onset or ag 5 ents and, accordingly, invasion of deep lymphatic vessels have to be considered. 6 siological traction forces. The ectatic lymphatic vessels in peripheral tissue m 7 , and morphologic changes of mesenteric lymphatic vessels (MLV) and lymph nodes 8 face immediately entered the peritoneal lymphatic vessels and migrated to the pl 9 tic vessels and migrated to the pleural lymphatic vessels via the transmuscular 10 5'-Nase) activity. The 5'-Nase-positive lymphatic vessels were seen predominantl 11 sual tubular lymphatic vessels. Several lymphatic vessels extended radially and 12 n the pleural surface did not enter the lymphatic vessels, while those placed on 13 cisterna chyli, or the retroperitoneal lymphatic vessels. The authors present c