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肠道微生物组的变化可以预测并降低肝移植后儿童的爱斯坦-巴尔病毒感染风险.

Xu Wang1, Liying Sun2, Peng Li1

  • 1Department of Gastroenterology, Beijing Friendship Hospital, Capital Medical University, Beijing, P. R. China.

Transplant infectious disease : an official journal of the Transplantation Society
|August 28, 2023
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概括

肠道细菌的变化可以预测肝移植后儿童的爱斯坦-巴尔病毒 (EBV) 感染风险. 分析肠道微生物组可以通过告知免疫抑制剂剂量调整来帮助减少与EBV相关的并发症.

关键词:
爱斯坦-巴尔病毒感染.我们的肠道微生物组.肝移植 肝移植 肝移植

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科学领域:

  • 微生物组研究的研究.
  • 病毒学 病毒学
  • 儿科移植 儿科移植

背景情况:

  • 初级爱斯坦-巴尔病毒 (EBV) 感染影响60%的儿童在肝移植一年内,通常是由于免疫抑制剂的使用.
  • 确定EBV感染的预测标志物对于管理相关疾病和可能调整免疫抑制药物治疗至关重要.

研究的目的:

  • 调查肠道微生物组组成和儿科肝移植接受者的EBV感染状态之间的关系.
  • 为了确定潜在的微生物生物标志物来预测EBV感染风险.

主要方法:

  • 使用高通量测序分析和比较肝移植后感染EBV和未感染EBV的儿童的肠道微生物组.
  • 在肠道微生物组组成和免疫细胞标记物 (CD4百分比) 之间进行了相关性分析.

主要成果:

  • 在EBV感染组和EBV未感染组之间观察到肠道微生物组组成的显著差异.
  • 在EBV感染组中发现了菌菌和乳酸菌的增加水平,而在EBV未感染组中发现了更丰富的Clostridium.
  • 在CD4 T细胞百分比和Clostridium sp.之间发现了正相关性. CAG:在未感染EBV的儿童中127的丰度.

结论:

  • 肠道微生物组的改变可以作为儿科肝移植接受者EBV感染风险的预测指标.
  • 调节肠道微生物组可能是缓解EBV感染及其肝移植后并发症的策略.