Fig. 2From: Prognosis of nonspecific interstitial pneumonia correlates with perivascular CD4+ T lymphocyte infiltration of the lunga Distribution of CD4+ T lymphocytes in different regions of lung tissue. The different in CD4+ cell counts between any two regions were statistically significant (p < 0.001). b Distribution of CD8 + T lymphocytes in different regions of lung tissue. CD8+ cell in follicles were much more than those in each of the other three regions (p < 0.001)Back to article page