Observation of the Primo Vessel Approaching the Axillary Lymph Node with the Fluorescent Dye, DiI

Table 1

Diameters of the primo vessels and the lymph ducts between the inguinal and the axillary lymph nodes of rats. The animals were all 6-week-old, male, Sprague-Dawley rats.

Rat identification number	Diameter of lymph duct (m)	Diameter of primo vessel (m)
1	144.0	42.6
2	134.4	21.6
3	253.8	88.2
4	380.1	91.3
5	221.3	67.8
6	108.4	45.6
7	140.4	24.3
8	62.0	18.5
9	66.6	8.4
10	43.1	6.2
Average ± SD