Genome sequencing analysis identifies Epstein–Barr virus subtypes associated with high risk of nasopharyngeal carcinoma

Miao Xu, Youyuan Yao, Hui Chen, Shanshan Zhang, Su Mei Cao, Zhe Zhang, Bing Luo, Zhiwei Liu, Zilin Li, Tong Xiang, Guiping He, Qi Sheng Feng, Li Zhen Chen, Xiang Guo, Wei Hua Jia, Ming Yuan Chen, Xiao Zhang, Shang Hang Xie, Roujun Peng, Ellen T. ChangVincent Pedergnana, Lin Feng, Jin Xin Bei, Rui Hua Xu, Mu Sheng Zeng, Weimin Ye, Hans Olov Adami, Xihong Lin, Weiwei Zhai, Yi Xin Zeng, Jianjun Liu

    Research output: Contribution to journalArticlepeer-review

    121 Scopus citations

    Abstract

    Epstein–Barr virus (EBV) infection is ubiquitous worldwide and is associated with multiple cancers, including nasopharyngeal carcinoma (NPC). The importance of EBV viral genomic variation in NPC development and its striking epidemic in southern China has been poorly explored. Through large-scale genome sequencing of 270 EBV isolates and two-stage association study of EBV isolates from China, we identify two non-synonymous EBV variants within BALF2 that are strongly associated with the risk of NPC (odds ratio (OR) = 8.69, P = 9.69 × 10−25 for SNP 162476_C; OR = 6.14, P = 2.40 × 10−32 for SNP 163364_T). The cumulative effects of these variants contribute to 83% of the overall risk of NPC in southern China. Phylogenetic analysis of the risk variants reveals a unique origin in Asia, followed by clonal expansion in NPC-endemic regions. Our results provide novel insights into the NPC endemic in southern China and also enable the identification of high-risk individuals for NPC prevention.

    Original languageEnglish (US)
    Pages (from-to)1131-1136
    Number of pages6
    JournalNature Genetics
    Volume51
    Issue number7
    DOIs
    StatePublished - Jul 1 2019

    ASJC Scopus subject areas

    • Genetics

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