Figure 3: Gross photograph (a) and TEM (b) of an obstructed lymphatic vessel in 6 hours. (a) 10-0 nylon (arrow), L, LSMC; A, artery; V, vein; N, nerve. (b) LSMCs appeared stretched. SMC, smooth muscle cell; L, lumen; EC, endothelial cell; vC, vertical collagen; cC, cross collagen; v, vesicles. Original magnification × 18,000.