CD8A and lymphoma: Minimal infiltrates were demonstrated in the control lymphoma samples (CD3+ mean 6.9 ± 4.5/hpf, CD8+ mean 1.9 ± 0.7/hpf), which showed a considerable increase following single AA treatment (CD3+ mean 10.9 ± 2.9/hpf, CD8+ mean 7.1 ± 2.0/hpf, both p < 0.05).