{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,27]],"date-time":"2026-09-27T05:23:03Z","timestamp":1790486583141,"version":"4.1.0"},"reference-count":39,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2004,6,9]],"date-time":"2004-06-09T00:00:00Z","timestamp":1086739200000},"content-version":"vor","delay-in-days":8,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Liver International"],"published-print":{"date-parts":[[2004,6]]},"abstract":"<jats:p><jats:bold>Abstract: Aims: <\/jats:bold> Hepatocyte proliferation (HP) is an adaptive response to liver injury. The relationships between HP and necroinflammation, fibrosis, and serum \u03b1\u2010fetoprotein (AFP) levels in chronic hepatitis C virus (HCV) infection, however, are not well understood.<\/jats:p><jats:p><jats:bold>Methods: <\/jats:bold> Proliferative hepatocytes (Ki\u201067<jats:sup>+<\/jats:sup>) were identified using immunohistochemical staining in formalin\u2010fixed, paraffin\u2010embedded liver tissue from 156 HCV RNA\u2010positive patients with different degrees of liver histopathology. Twenty high\u2010power fields (HPFs) in lobular areas were counted in each specimen.<\/jats:p><jats:p><jats:bold>Results: <\/jats:bold> HP increased by 1.22\u00b10.25\u2003cells\/HPF per increase in necroinflammation from grade 0 (median: 0.13; range: [0.1\u20130.5]\u2003cells\/HPF) through grade 3 (median: 1.80; range: [0.0\u201325.2]\u2003cells\/HPF; <jats:italic>P<\/jats:italic>=0.002). HP increased by 0.81\u2003\u00b10.20\u2003cells\/HPF per increase in fibrosis from stage 0 (median: 0.33; range: [0.0\u20131.3]\u2003cells\/HPF) through stage 3 (median: 1.70; range: [0.0\u201325.2]\u2003cells\/HPF) and then decreased in stage 4 (to median: 0.90; range: [0.0\u20135.3]\u2003cells\/HPF). HP also increased with advancing age (<jats:italic>P<\/jats:italic>=0.03). Among patients with advanced liver disease, HP was no higher in patients with elevated serum AFP levels (median: 1.68; range: [0.1\u20135.3]\u2003cells\/HPF) than in those with normal serum AFP levels (median: 1.70; range: [0.0\u201325.2]\u2003cells\/HPF; <jats:italic>P<\/jats:italic>=0.26).<\/jats:p><jats:p><jats:bold>Conclusions: <\/jats:bold> In patients with chronic HCV infection, HP increases with histologic progression of liver disease, but is impaired in cirrhosis. HP was not increased in patients with elevated serum AFP levels.<\/jats:p>","DOI":"10.1111\/j.1478-3231.2004.00907.x","type":"journal-article","created":{"date-parts":[[2004,6,9]],"date-time":"2004-06-09T12:38:03Z","timestamp":1086784683000},"page":"198-203","source":"Crossref","is-referenced-by-count":16,"title":["Hepatocyte proliferation in chronic hepatitis C: correlation with degree of liver disease and serum \u03b1\u2010fetoprotein"],"prefix":"10.1111","volume":"24","author":[{"given":"P.","family":"Wilfredo Canchis","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stevan A.","family":"Gonzalez","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Isabel 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