Journal article

IL28B genotype is associated with differential expression of intrahepatic interferon-stimulated genes in patients with chronic hepatitis C

TJ Urban, AJ Thompson, SS Bradrick, J Fellay, D Schuppan, KD Cronin, L Hong, A McKenzie, K Patel, KV Shianna, JG McHutchison, DB Goldstein, N Afdhal

Hepatology | Published : 2010

Abstract

Genetic variation in the IL28B (interleukin 28B; interferon lambda 3) region has been associated with sustained virological response (SVR) rates in patients with chronic hepatitis C (CHC) who were treated with peginterferon-α and ribavirin. We hypothesized that IL28B polymorphism is associated with intrahepatic expression of interferon-stimulated genes (ISGs), known to influence treatment outcome. IL28B genotyping (rs12979860) and whole-genome RNA expression were performed using liver biopsies from 61 North American patients with CHC. After correction for multiple testing (false discovery rate < 0.10), 164 transcripts were found to be differentially expressed by IL28B-type. The interferon si..

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