CD8B and Balkan nephropathy: We detected an increased communication probability of H2-k1-Cd8a, H2-k1-Cd8b1, H2-d1-Cd8a, and H2-d1-Cd8b1 pairs between PT subtypes and T lymphocyte subtypes the in AAN group, in agreement with the upregulation of MHC II antigen processing and presentation pathway (Figure 3G and Figure 5F).