fig2

Figure 2. Flow in the blood vessel network of the proper axillary lymph node (PALN; n = 1 mouse, 12 weeks old). Images I and II are magnified views of the corresponding regions highlighted in the left-most image. Image I shows a region that did not include the thoracoepigastric vein (TEV) and was a frame obtained from Video 1. Image II shows a region that includes the TEV and was a frame obtained from Video 2. The directions of flow in images I and II are shown schematically to the right of each image