Literature DB >> 11318525

Rapid decrease of plasma HCV RNA in early phase of twice daily administration of 3 MU doses interferon-beta in patients with genotype 1b hepatitis C infection: a multicenter randomized study.

N Izumi1, H Kumada, N Hashimoto, H Harada, M Imawari, M Zeniya, G Toda.   

Abstract

Virological response to interferon (IFN) is poor in patients with plasma levels of HCV RNA higher than 1 Meq/ml and genotype 1b hepatitis C viral infection. In 60 patients, a randomized control study was conducted to compare 3 MU of IFN-beta twice daily for four weeks (group A) and 6 MU once a day for four weeks (group B) followed by a four-week administration of 6 MU once a day. The plasma levels of HCV RNA, determined by an amplicore-monitor method, for patients in group A were significantly lower than those for group B at the fourth and eighth day of IFN administration, and complete virological responses were noted in two patients from group A but none in group B. It is concluded that twice daily administration of 3 MU IFN-beta is more effective than once a day 6 MU in the early phase of IFN therapy.

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Year:  2001        PMID: 11318525     DOI: 10.1023/a:1005686829416

Source DB:  PubMed          Journal:  Dig Dis Sci        ISSN: 0163-2116            Impact factor:   3.199


  15 in total

1.  Pretreatment virus load and multiple amino acid substitutions in the interferon sensitivity-determining region predict the outcome of interferon treatment in patients with chronic genotype 1b hepatitis C virus infection.

Authors:  K Chayama; A Tsubota; M Kobayashi; K Okamoto; M Hashimoto; Y Miyano; H Koike; M Kobayashi; I Koida; Y Arase; S Saitoh; Y Suzuki; N Murashima; K Ikeda; H Kumada
Journal:  Hepatology       Date:  1997-03       Impact factor: 17.425

2.  Hepatitis C viral dynamics in vivo and the antiviral efficacy of interferon-alpha therapy.

Authors:  A U Neumann; N P Lam; H Dahari; D R Gretch; T E Wiley; T J Layden; A S Perelson
Journal:  Science       Date:  1998-10-02       Impact factor: 47.728

3.  Effect of interferon therapy on hepatocellular carcinogenesis in patients with chronic hepatitis type C: A long-term observation study of 1,643 patients using statistical bias correction with proportional hazard analysis.

Authors:  K Ikeda; S Saitoh; Y Arase; K Chayama; Y Suzuki; M Kobayashi; A Tsubota; I Nakamura; N Murashima; H Kumada; M Kawanishi
Journal:  Hepatology       Date:  1999-04       Impact factor: 17.425

4.  Viral and host factors that contribute to efficacy of interferon-alpha 2a therapy in patients with chronic hepatitis C.

Authors:  A Matsumoto; E Tanaka; T Suzuki; H Ogata; K Kiyosawa
Journal:  Dig Dis Sci       Date:  1994-06       Impact factor: 3.199

5.  Pretreatment serum hepatitis C virus RNA levels and hepatitis C virus genotype are the main and independent prognostic factors of sustained response to interferon alfa therapy in chronic hepatitis C.

Authors:  M Martinot-Peignoux; P Marcellin; M Pouteau; C Castelnau; N Boyer; M Poliquin; C Degott; I Descombes; V Le Breton; V Milotova
Journal:  Hepatology       Date:  1995-10       Impact factor: 17.425

6.  Detection of hepatitis C virus by polymerase chain reaction and response to interferon-alpha therapy: relationship to genotypes of hepatitis C virus.

Authors:  K Yoshioka; S Kakumu; T Wakita; T Ishikawa; Y Itoh; M Takayanagi; Y Higashi; M Shibata; T Morishima
Journal:  Hepatology       Date:  1992-08       Impact factor: 17.425

7.  Hepatitis C virus dynamics in vivo: effect of ribavirin and interferon alfa on viral turnover.

Authors:  S Zeuzem; J M Schmidt; J H Lee; M von Wagner; G Teuber; W K Roth
Journal:  Hepatology       Date:  1998-07       Impact factor: 17.425

8.  Effect of interferon alfa on the dynamics of hepatitis C virus turnover in vivo.

Authors:  S Zeuzem; J M Schmidt; J H Lee; B Rüster; W K Roth
Journal:  Hepatology       Date:  1996-02       Impact factor: 17.425

9.  Should patients with early loss of serum HCV-RNA during alpha interferon therapy for chronic hepatitis C be treated for 6 or 12 months?

Authors:  A Bellobuono; L Mondazzi; S Tempini; F Chiodo; E Magliano; C Mondini; G Idéo
Journal:  J Hepatol       Date:  1999-01       Impact factor: 25.083

10.  Mutations in the nonstructural protein 5A gene and response to interferon in patients with chronic hepatitis C virus 1b infection.

Authors:  N Enomoto; I Sakuma; Y Asahina; M Kurosaki; T Murakami; C Yamamoto; Y Ogura; N Izumi; F Marumo; C Sato
Journal:  N Engl J Med       Date:  1996-01-11       Impact factor: 91.245

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  3 in total

1.  Prediction of a sustained viral response in chronic hepatitis C patients who undergo induction therapy with double filtration plasmapheresis plus interferon-β/ribavirin.

Authors:  Toru Ishikawa; Satoshi Abe; Yuichi Kojima; Tomoe Sano; Akito Iwanaga; Kei-Ichi Seki; Terasu Honma; Toshiaki Yoshida; Mihoko Yamazaki; Takehito Sakai; Kazuyuki Tasaki; Yasushi Suzuki
Journal:  Exp Ther Med       Date:  2015-03-10       Impact factor: 2.447

2.  Twenty four-week peginterferon plus ribavirin after interferon-β induction for genotype 1b chronic hepatitis C.

Authors:  Hiroaki Okushin; Kazuhiko Morii; Koichi Uesaka; Shiro Yuasa
Journal:  World J Hepatol       Date:  2010-06-27

3.  Interferon-beta reduces the mouse liver fibrosis induced by repeated administration of concanavalin A via the direct and indirect effects.

Authors:  Junichi Tanabe; Akiko Izawa; Natsumi Takemi; Yasushi Miyauchi; Yuichi Torii; Hiromi Tsuchiyama; Tomohiko Suzuki; Saburo Sone; Kazuki Ando
Journal:  Immunology       Date:  2007-07-20       Impact factor: 7.397

  3 in total

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