Liver HLA-E Expression Is Associated with Severity of Liver Disease in Chronic Hepatitis C

Figure 2

Association between HLA-E expression in hepatocyte cytoplasm and liver fibrosis. HLA-E expression was described in the following grades: 0 (without positive cell expression), 1+ (<25%), 2-3+ (>25 or >50% of positive cell expression). Liver fibrosis was described according to the METAVIR classification: F1: portal fibrosis without septa, F2: portal fibrosis with rare septa, F3-4: numerous septa without and with cirrhosis.