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Impact of donor and recipient single nucleotide polymorphisms of IL28B rs8099917 in living donor liver transplantation for hepatitis C
Journal article   Open access   Peer reviewed

Impact of donor and recipient single nucleotide polymorphisms of IL28B rs8099917 in living donor liver transplantation for hepatitis C

Nobuhiro Harada, Sumihito Tamura, Yasuhiko Sugawara, Junichi Togashi, Takeaki Ishizawa, Junichi Kaneko, Taku Aoki, Yoshihiro Sakamoto, Kiyoshi Hasegawa, Tomohiro Tanaka, …
PloS one, Vol.9(3), pp.e90462-e90462
2014
DOI: 10.1371/journal.pone.0090462
PMCID: PMC3944011
PMID: 24599320
url
https://doi.org/10.1371/journal.pone.0090462View
Published (Version of record) Open Access

Abstract

Single nucleotide polymorphisms of interleukin-28B (IL28B) rs8099917 are reported to be associated with virologic clearance in interferon-and ribavirin -based treatment for hepatitis C virus (HCV)-infected patients. We examined virologic response in accordance with IL28B polymorphisms in our living donor liver transplantation series under a preemptive interferon and RBV treatment approach. Adequate DNA samples from both the recipient and donor for the study of single nucleotide polymorphisms of IL28B were available from 96 cases and were the subjects of the present study. Various clinical factors related with virologic response including early virologic response (EVR) and sustained virologic response (SVR) were examined. Totally 51% presented with EVR and 44% achieved SVR. Presence of the major allele (TT) in either the recipient or the donor corresponded to SVR of 53% and 48%. Presence of the minor allele (TG or GG) corresponded to SVR of 26% and 32%. Multivariate analysis revealed that genotype of HCV or EVR, but not IL28B polymorphisms in either the recipient or donor, was an independent factor for achieving SVR. When virologic response to treatment was incorporated into analysis, the impact of IL28B polymorphism on virological clearance remained relative to other factors and was not significantly independent.
Recombinant Proteins - therapeutic use Interferon-alpha - pharmacology Liver Transplantation Humans Middle Aged Hepacivirus - genetics Living Donors Young Adult Interleukins - genetics Adult Retrospective Studies Drug Therapy, Combination Antiviral Agents - pharmacology Genetic Association Studies Antiviral Agents - therapeutic use Ribavirin - therapeutic use Interferon-alpha - therapeutic use Hepatitis C, Chronic - surgery Genotype Treatment Outcome Recombinant Proteins - pharmacology Hepatitis C, Chronic - drug therapy Sequence Analysis, DNA Adolescent Interferon alpha-2 Aged Polymorphism, Single Nucleotide Hepatitis C, Chronic - genetics Ribavirin - pharmacology

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