Comparison of the ratios of T and B cells in the intravenously infused sample and recirculated in lymph 3 days later. All T-cell subsets were enriched in efferent subcutaneous lymph compared with the original injected sample. *, denotes a statistically significant difference (P < .05) between the ratios of cells initially injected into the venous circulation and those that left the blood and migrated into lymph.