| 
Representative
example of a DTH response to vaccination with NY-ESO-1157-167
(A, B, C, D, E) or influenza matrix peptide (a, b, c, d, e).
Macroscopic appearance (A, a). Hematoxylin/eosin staining (B,
b). Immunostaining of CD3 (C, c), CD4 (D, d), and CD8 (E, e). |