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Autonomous dual-function sampling platform for safe primary blood analysis

delete2025-08-07
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OA
AI
Y
Yingqi Kong
Y
Yijia Zhu
Y
Yujia Li
蒋亚文 封面图
蒋亚文 (Yawen Jiang)
S
Songtao Dou
X
Xin Li
W
Wanfeng Xie
S
Sara S. Ghoreishizadeh
B
Bob C. Schroeder
A
Andrew Davenport
B
Buddha Deka Boruah
李
李冰 (Bing Li) *
DOI:10.1016/j.snb.2025.138490delete
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摘要

摘要

En 中文
在初级临床环境中对血液生物标志物进行安全且准确的分析,对于监测慢性肾病(CKD)患者至关重要。然而,当前用于血液生物标志物分析的技术要么依赖耗时且复杂的医院设备,要么缺乏进行超灵敏检测所需的灵敏度,同时由于直接接触血液和潜在暴露于感染性病原体,对一线从业者构成相当大的健康风险。本文介绍了一种创新的双功能电化学传感系统,该系统集成了商用血液采样真空采血管,用于同时分析血液pH值和葡萄糖水平。采用电化学沉积的铱氧化物(IrOx)在柔性Kapton薄膜上制备pH传感器,具有71.28 mV/pH的超Nernst响应。而葡萄糖氧化酶(GOx)和普鲁士蓝组合物与金纳米颗粒(AuNPs)、壳聚糖和石墨复合材料共同用于增强葡萄糖检测,灵敏度为46.5 μA·mM⁻¹ ·cm⁻²。此外,还设计了一套定制化的读出系统,包括基于V₂O₅的高能量密度电池、低功耗集成电路和蓝牙通信模块,以实现稳健的无线数据传输和远程诊断。该传感平台已在初级临床环境中使用CKD患者的血液样本进行验证,其灵敏度、选择性和重复性均优于金标准方法。最重要的是,该平台的设计简化了诊断流程,并在样本采集到结果输出的整个过程中消除了一线从业者接触血液样本的健康风险。
Keyword:
Chronic kidney disease (CKD)
Glucose and pH analysis
Point-of-care(POC) diagnostics
Electrochemical biosensor
Zinc-ion battery
Wireless integrated circuit

期刊

Sensors and Actuators B-Chemical 封面图
Sensors and Actuators B-Chemical
IF:
7.7
论文数:
3.4W
被引数:
12.6W

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R
royal free hospital
学者数:
130
论文数: 60
被引数: 0
Q
Qingdao University
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3.1W
论文数: 2.1W
被引数: 3.7W
U
University College London
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7.9W
论文数: 6.2W
被引数: 15.7W
U
University of Westminster
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1.7K
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