5 proteins (C1QC, C4B, FGB, FGG, and SERPINA1) were highly increased in the MN subgroup, while 13 proteins (C1QB, C3, C4A, C4B, C6, C8B, C8G, C9, F9, FGB, FGG, KNG1, and SERPINA1) were markedly increased in the LN subgroup. This evidence concerns the gene C8B and lobular neoplasia.