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Ring finger protein 39 genetic variants associate with HIV-1 plasma viral loads and its replication in cell culture

  • Ying Ju Lin
  • , Chia Yen Chen
  • , Kuan Teh Jeang
  • , Xiang Liu
  • , Jen Hsien Wang
  • , Chien Hui Hung
  • , Hsinyi Tsang
  • , Ting Hsu Lin
  • , Chiu Chu Liao
  • , Shao Mei Huang
  • , Cheng Wen Lin
  • , Mao Wang Ho
  • , Wen Kuei Chien
  • , Jin Hua Chen
  • , Tsung Jung Ho*
  • , Fuu Jen Tsai
  • *Corresponding author for this work
  • China Medical University Taichung
  • National Institutes of Health
  • Taipei Medical University
  • Tainan Municipal An-Nan Hospital-China Medical University
  • Asia University Taiwan

Research output: Contribution to journal › Journal Article › peer-review

5 Scopus citations

Abstract

Background: The human immunodeficiency virus (HIV-1) exploits host proteins to complete its life cycle. Genome-wide siRNA approaches suggested that host proteins affect HIV-1 replication. However, the results barely overlapped. RING finger protein 39 (RNF39) has been identified from genome-wide association studies. However, its function during HIV-1 replication remains unclear. Methods and results: We investigated the relationship between common RNF39 genetic variants and HIV-1 viral loads. The effect of RNF39 protein knockdown or overexpression on HIV-1 replication was then investigated in different cell lines. Two genetic variants were associated with HIV-1 viral loads. Patients with the ht1-GG/GG haplotype presented lower RNF39 expression levels and lower HIV-1 viral load. RNF39 knockdown inhibited HIV-1 expression. Conclusions: RNF39 protein may be involved in HIV-1 replication as observed in genetic studies on patients with HIV-1 and in in vitro cell cultures.

Original languageEnglish
Article number40
JournalCell and Bioscience
Volume4
Issue number1
DOIs
StatePublished - 05 08 2014

Bibliographical note

Publisher Copyright:
© 2014 Lin et al.; licensee BioMed Central Ltd.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • HIV-1 viral load
  • RNF39
  • Single nucleotide polymorphism
  • Viral replication

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