donor animals sensitized systemically ( via footpad ) or locally in gut mucosa ( via peyer 's patches ) to syngeneic or xenogeneic epithelial antigens generated specific immunoglobulin and were found to have t lymphocytes in the draining nodal areas ( including the mesenteric nodes ) which were ( a ) antigen-specific , having a [ 3h ] thymidine uptake in the presence of antigen 30-fold the control ;
C0026724
mucosa
C0031272
peyer 's patches