leukocytes isolated from the intraepithelium , lamina propria , and aggregated lymphoid follicles ( alf ) of the bovine small intestinal mucosa were activated by concanavalin a ( cona ) to generate suppressor activity against the proliferative response of autologous and allogeneic leukocytes to cona , phytohemagglutinin , and pokeweed mitogen .
C0031272
aggregated
C0026724
mucosa