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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
1993-8-6
pubmed:abstractText
We developed a quantitative method of hepatitis C virus RNA by competitive reverse transcription-polymerase chain reaction. With this method, 36 patients with type C chronic liver disease were analyzed for the copy number of circulating hepatitis C virus in 50 microliters of serum. The amounts of hepatitis C virus RNA ranged from 10(1) to 10(7) copies in the 36 patients. The average amount of hepatitis C virus RNA was 10(3.3 +/- 2.2) copies in 12 patients with chronic persistent hepatitis, 10(5.7 +/- 1.6) copies in 12 patients with chronic active hepatitis and 10(6.0 +/- 1.6) copies in 12 patients with cirrhosis (including 4 patients with hepatocellular carcinoma). The amount of hepatitis C virus RNA in serum was significantly less in patients with chronic persistent hepatitis than in patients with chronic active hepatitis or cirrhosis (p < 0.01), and it tended to increase according to the progression of histopathological changes of the liver. Furthermore, it was revealed that the amount of hepatitis C virus RNA became exponentially larger as the term from infection became longer. Quantification of hepatitis C virus RNA by competitive reverse transcription-polymerase chain reaction may have many applications for the study of clinical features of hepatitis C virus infection.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jul
pubmed:issn
0270-9139
pubmed:author
pubmed:issnType
Print
pubmed:volume
18
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
16-20
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1993
pubmed:articleTitle
Quantification of hepatitis C virus by competitive reverse transcription-polymerase chain reaction: increase of the virus in advanced liver disease.
pubmed:affiliation
First Department of Medicine, Chiba University School of Medicine, Japan.
pubmed:publicationType
Journal Article