A. Detection of autoantibodies against 113-kDa cellular proteins in sera from patients with liver diseases. NHS sera 147: lanes 1, 5, 9, and 13; HCC sera 169: lanes 2, 6, 10, and 14; HCC sera 65: lanes 3, 7, 11, and 15; LC sera 14: lanes 4, 8, 12, and 16. B. Detection of autoantibodies against 112-kDa cellular proteins in sera from patients with liver diseases. NHS sera 84: lanes 1, 5, 9, and 13; HCC sera 113: lanes 2, 6, 10, and 14; HCC sera 493: lanes 3, 7, 11, and 15; CH sera 54: lanes 4, 8, 12, and 16. C. Detection of autoantibodies against 98-kDa cellular proteins in sera from patients with liver diseases. NHS sera 31: lanes 1, 6, 11, and 16; HCC sera 244: lanes 2, 7, 12, and 17; HCC sera 134: lanes 3, 8, 13, and 18; LC sera: lanes 4, 9, 14, and 19; CH sera 14: lanes 5, 10, 15, and 20. D. Detection of autoantibodies against 76-kDa cellular proteins in sera from patients with liver diseases. NHS sera 121: lanes 1, 5, 9, and 13; HCC sera 534: lanes 2, 6, 10, and 14; HCC sera 162: lanes 3, 7, 11, and 15; CH sera 94: lanes 4, 8, 12, and 16. HCC, hepatocellular carcinoma; LC, liver cirrhosis; CH, chronic hepatitis; NHS, normal human serum.