Abstract:
:Drug users with chronic hepatitis C virus (HCV) infection are frequently co-infected with human immunodeficiency virus-1 (HIV-1), but it is still not clear whether HIV-1 worsens the natural history of hepatitis C. To investigate this, we conducted a multicentre observational study in 163 drug addicts with histologically documented hepatitis C, 92 of whom were also infected with HIV-1: 25 (27%) were CDC stage II, 53 (58%) were CDC stage III and 14 (15%) were CDC stage IV. Eighty-eight (54%) patients had chronic hepatitis (CH) with minimal activity, 28 (17%) had CH with moderate activity, 40 (25%) had CH with severe activity and seven (4%) had active cirrhosis. Twenty-one HIV-negative patients and 15 HIV-positive patients admitted to alcohol abuse (29% vs 16%, P=0.0665). Liver disease was more severe in HIV-positive patients than in HIV-negative ones (P=0.0198): 34 HIV-positive patients and 13 HIV negatives had severe CH and cirrhosis. These two severe liver diseases were seen more often in HIV-positive patients with a history of alcohol abuse than in HIV-negative patients (10 out of 16 vs seven out of 21). Age, alcohol abuse and distribution of the histological categories of liver disease were statistically different in HIV-infected and HIV-uninfected patients. Multivariate analysis showed that age, alcohol abuse and serum antibodies to HIV were independently associated with severe CH or cirrhosis. Thus, HIV may enhance the risk of severe liver disease in drug users with hepatitis C, independently of the degree of immune dysfunction. Alcohol abuse may contribute independently, aggravating the cause of HCV-dependent liver disease.
journal_name
J Viral Hepatjournal_title
Journal of viral hepatitisauthors
Romeo R,Rumi MG,Donato MF,Cargnel MA,Viganò P,Mondelli M,Cesana B,Colombo Mdoi
10.1046/j.1365-2893.2000.00230.xsubject
Has Abstractpub_date
2000-07-01 00:00:00pages
297-301issue
4eissn
1352-0504issn
1365-2893pii
jvh230journal_volume
7pub_type
杂志文章abstract::The non-structural (NS)5A protein of hepatitis C virus (HCV) is cleaved, after translation, by the NS3-encoded zinc-dependent serine proteinase, from the NS4B protein upstream and the NS5B protein downstream. The released, mature NS5A protein is a 56 000 MW phosphoprotein (p56), which also exists within infected cells...
journal_title:Journal of viral hepatitis
pub_type: 杂志文章,评审
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journal_title:Journal of viral hepatitis
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journal_title:Journal of viral hepatitis
pub_type: 临床试验,杂志文章,多中心研究,随机对照试验
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pub_type: 杂志文章,多中心研究,随机对照试验
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journal_title:Journal of viral hepatitis
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更新日期:1995-01-01 00:00:00
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pub_type: 临床试验,杂志文章,多中心研究
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journal_title:Journal of viral hepatitis
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