Page 7 - 《南京医科大学学报》自然科学版2026年第2期
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第46卷第2期 南京医科大学学报(自然科学版)
2026年2月 Journal of Nanjing Medical University(Natural Sciences) ·163 ·
·专题研究:心脏疾病·
hsa⁃miR⁃130a⁃3p 在射血分数保留型心力衰竭诊断和预后中的
应用研究
方佳乐 ,邹 钰 ,李宪琦 ,刘新建 ,王俊宏 1,3 *
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南京医科大学第一附属医院心血管内科,江苏 南京 210029;南京医科大学基础医学院,江苏 南京 211166;溧阳市
1 2 3
人民医院心血管内科,江苏 溧阳 213300
[摘 要] 目的:筛选并验证差异表达的循环微小RNA(microRNA,miRNA),评估其在射血分数保留型心力衰竭(heart failure
with preserved ejection fraction,HFpEF)诊断及预后中的潜在价值。方法:首先纳入45例受试者(非心衰对照组15例,HFpEF组
30例),其混合血浆作为发现队列进行高通量miRNA测序,筛选差异表达的候选miRNA。随后,连续纳入133例HFpEF患者及
同期住院的非心衰患者 53 例作为验证队列,采用定量实时逆转录聚合酶链式反应(quantitative real⁃time reverse transcription
polymerase chain reaction,RT⁃qPCR)对候选miRNA进行验证。构建受试者工作特征(receiver operating characteristic,ROC)曲线
并计算曲线下面积(area under the curve,AUC),评估其诊断效能。定义主要心血管不良事件(major adverse cardiovascular
events,MACE)为心血管死亡及因心力衰竭再入院,对HFpEF患者进行中位(四分位数)时间216(199,260)d的随访,分析血浆
miRNA与MACE发生的关系,并采用Kaplan⁃Meier法绘制生存曲线,同时通过单因素及多因素Cox比例风险回归模型分析影响
HFpEF患者预后的危险因素。结果:与对照组相比,hsa⁃miR⁃130a⁃3p在HFpEF患者中显著升高[1.93(1.10,2.96)vs. 0.98(0.79,
1.19),P < 0.001],其区分HFpEF的AUC为0.791(95%CI:0.728~0.853,P < 0.001),最佳截断值为1.459(灵敏度62.41%,特异性
94.34%)。按miR⁃130a⁃3p表达水平将患者分为高、低表达组,Kaplan⁃Meier 生存分析显示高表达组MACE累积发生率显著高
于低表达组(26.98% vs. 6.15%,Log⁃rank P=0.002)。多因素Cox比例风险回归分析进一步证实,血浆miR⁃130a⁃3p高表达是HF⁃
pEF患者不良预后的独立危险因素[风险比(hazard ratio,HR)=2.197,95%CI:1.254~3.847,P=0.006]。结论:循环中miR⁃130a⁃
3p是HFpEF潜在的诊断标志物,其高表达与患者不良预后密切相关。miR⁃130a⁃3p有望成为HFpEF临床诊断及风险分层的新
型生物标志物,其临床应用价值有待进一步在大规模前瞻性队列中验证。
[关键词] 射血分数保留型心力衰竭;microRNA;诊断;预后;生物标志物
[中图分类号] R541.6 [文献标志码] A [文章编号] 1007⁃4368(2026)02⁃163⁃10
doi:10.7655/NYDXBNSN251267
Application of hsa ⁃ miR ⁃ 130a ⁃ 3p in the diagnosis and prognosis of heart failure with
preserved ejection fraction
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FANG Jiale ,ZOU Yu ,LI Xianqi ,LIU Xinjian ,WANG Junhong 1,3*
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Department of Cardiology,the First Affiliated Hospital of Nanjing Medical University,Nanjing 210029;Basic
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Medical College,Nanjing Medical University,Nanjing 211166;Department of Cardiology,Liyang People’s Hospital,
Liyang 213300,China
[Abstract] Objective:To identify and validate differentially expressed circulating microRNAs(miRNAs)and to evaluate their
potential diagnosis and prognosis value in heart failure with preserved ejection fraction(HFpEF). Methods:A total of 45 participants
were initially enrolled,including 30 patients with HFpEF and 15 non⁃heart failure(non⁃HF)controls. Pooled plasma samples were
analyzed by high⁃throughput miRNA sequencing to screen for differentially expressed candidate miRNAs. Subsequently,133 HFpEF
patients and 53 non⁃heart failure patients hospitalized during the same period were continuously enrolled as the validation cohort,and
quantitative real⁃time reverse transcription polymerase chain reaction(qRT⁃PCR)was used to validate the candidate miRNAs. Receiver
[基金项目] 国家自然科学基金(82170269)
通信作者(Corresponding author),E⁃mail:wangjunhong@jsph.org.cn(ORCID:0000⁃0003⁃2314⁃1810)
∗

