Overexpression and unique rearrangement of VH2 transcripts in immunoglobulin variable heavy chain genes in ankylosing spondylitis patients

Yeon Joo Kim, Nayoung Kim, Min Kyung Lee, Hyo Jin Choi, Han Joo Baek, Chang Hoon Nam

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

To identify immunoglobulin (Ig) variable heavy chain (VH) gene usages in Korean ankylosing spondylitis (AS) patients, expression level of VH2 genes from peripheral blood mononuclear cells (PBMCs) of 8 AS patients and 9 healthy donors was analysed by quantitative real-time PCR (Q-PCR). Q-PCR results demonstrated VH2 genes were overexpressed in AS patients (Relative amount of mRNA of VH2 genes to a house¬keeping gene, 7.13±7.77 vs, 0.68±0.55; p<0.0001). The sequence analysis revealed the majority of them contained CDC42 binding protein kinase beta (CDC42 BPB) genes. The insertion of CDC42 BPB gene was confirmed by PCR with primers corresponding CDC42 BPB and CH genes. Our study revealed VH2 overexpression and unique rearrangement in Ig VH genes from peripheral blood of AS patients. This may imply aberrant immunoglobulin gene rearrangement in B cell occurs in Korean AS patients, which requires further investigation.

Original languageEnglish
Title of host publicationEKC 2010 - Proceedings of the EU-Korea Conference on Science and Technology
EditorsJehyun Lee, Man-Wook Han
PublisherSpringer Science and Business Media, LLC
Pages113-122
Number of pages10
ISBN (Print)9783642179129
DOIs
StatePublished - 2011
Event3rd EU Korea Conference on Science and Technology, EKC 2010 - Vienna, Austria
Duration: 29 Jul 201031 Jul 2010

Publication series

NameSpringer Proceedings in Physics
Volume138
ISSN (Print)0930-8989
ISSN (Electronic)1867-4941

Conference

Conference3rd EU Korea Conference on Science and Technology, EKC 2010
Country/TerritoryAustria
CityVienna
Period29/07/1031/07/10

Bibliographical note

Publisher Copyright:
© Springer-Verlag Berlin Heidelberg 2011.

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