Epstein-Barr virus-associated hemophagocytic lymphohistiocytosis (EBV-HLH) is a life-threatening complication of EBV infection. MicroRNAs (miRNAs) were small non-coding RNA, and EBV could encode nniRNAs that are involved in the progression of infection. However, the profiles of EBV-miRNAs in EBV-HLH were unknown. Here, we aimed to profile the expression of EBV-miRNAs in children with EBV-HLH by analyzing 44 known EBV-miRNAs, encoded within the BamHI fragment H rightward open reading frame 1 (BHRF1) and the BamHI-A region rightward transcript (BART), in plasma and cellular targets by real-time quantitative PCR. The study included 15 children with EBV-HLH, 15 children with infectious mononucleosis (IM), and 15 healthy controls. CD8(+) T cells were found to be the cellular target of EBV infection in EBV-HLH, while CD19(+) B cells were infected with EBV in IM. We also found the greater levels of several miRNAs encoded by BART in EBV-HLH, compared to those in IM and healthy controls, whereas the levels of BHRF1 miRNAs were lower than those in IM. The profile and pattern of EBV-miRNAs in EBV-HLH indicated that EBV could display type II latency in EBV-HLH. Importantly, the level of plasma miR-BART16-1 continued decreasing during the whole chemotherapy, suggesting that plasma miR-BART16-1 could be a potential biomarker for monitoring EBV-HLH progression. The pathogenesis of EBV-HLH might be attributed to the abundance of EBV-miRNAs in EBV-HLH. These findings help elucidate the roles of EBV miRNAs in EBV-HLH, enabling the understanding of the basis of this disease and providing clues for its treatment.
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外文
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中科院(CAS)分区:
出版当年[2014]版:
大类|4 区医学
小类|4 区医学:内科4 区医学:研究与实验
最新[2025]版:
大类|4 区医学
小类|4 区医学:内科4 区医学:研究与实验
JCR分区:
出版当年[2013]版:
Q2MEDICINE, GENERAL & INTERNALQ3MEDICINE, RESEARCH & EXPERIMENTAL
最新[2023]版:
Q2MEDICINE, GENERAL & INTERNALQ3MEDICINE, RESEARCH & EXPERIMENTAL
第一作者机构:[1]Capital Med Univ, Affiliated Beijing Childrens Hosp, Virol Lab, Beijing 100045, Peoples R China;
通讯作者:
通讯机构:[1]Capital Med Univ, Affiliated Beijing Childrens Hosp, Virol Lab, Beijing 100045, Peoples R China;[3]Capital Med Univ, Affiliated Beijing Childrens Hosp, Virol Lab, 56 Nanlishi Rd, Beijing 100045, Peoples R China
推荐引用方式(GB/T 7714):
Zhou Chen,Xie Zhengde,Gao Liwei,et al.Profiling of EBV-Encoded microRNAs in EBV-Associated Hemophagocytic Lymphohistiocytosis[J].TOHOKU JOURNAL OF EXPERIMENTAL MEDICINE.2015,237(2):117-126.doi:10.1620/tjem.237.117.
APA:
Zhou, Chen,Xie, Zhengde,Gao, Liwei,Liu, Chunyan,Ai, Junhong...&Shen, Kunling.(2015).Profiling of EBV-Encoded microRNAs in EBV-Associated Hemophagocytic Lymphohistiocytosis.TOHOKU JOURNAL OF EXPERIMENTAL MEDICINE,237,(2)
MLA:
Zhou, Chen,et al."Profiling of EBV-Encoded microRNAs in EBV-Associated Hemophagocytic Lymphohistiocytosis".TOHOKU JOURNAL OF EXPERIMENTAL MEDICINE 237..2(2015):117-126