“白菜价”芯片50分钟锁定血流感染元凶

Core Insights - A groundbreaking microfluidic chip developed by a team from Xiangya Third Hospital and Hunan University can accurately detect six common pathogens causing bloodstream infections at a low cost of 30 yuan and within 50 minutes [1][2] Group 1: Technology and Innovation - The microfluidic chip integrates complex laboratory processes into a compact design, resembling a CD, allowing for rapid and precise testing [1] - The chip features four independent detection zones that can process four samples simultaneously, with each zone equipped with precise "quantitative chambers" [2] - This technology significantly reduces the turnaround time for results compared to traditional blood culture methods, which take 24 to 72 hours [2] Group 2: Clinical Application and Impact - The chip is designed to detect six common pathogens: Escherichia coli, Klebsiella pneumoniae, Acinetobacter baumannii, Pseudomonas aeruginosa, Staphylococcus aureus, and Enterococcus faecalis [2] - It provides a cost-effective solution for hospitals, especially grassroots medical institutions, potentially transforming the diagnostic landscape for bloodstream infections [2] - The project received an "excellent" rating during the provincial key research and development program evaluation, indicating its high level of technical innovation and clinical application value [1]