Fig. 4From: Evaluation of metastatic niches in distant organs after surgical removal of tumor-bearing lymph nodesLocation and expression of collagen fibers and reticular fibers. Location and expression of collagen fibers (left panel) and reticular fibers (right panel) were analyzed by Elastic-Masson (EM) staining and silver impregnation method in the KM (a) and FM3A (b) groups. Bar: 100 μmBack to article page