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- W4221149436 abstract "Rapid testing is essential to fighting pandemics such as COVID-19, the disease caused by the SARS-CoV-2 virus. Exhaled human breath contains multiple volatile molecules providing powerful potential for non-invasive diagnosis of diverse medical conditions. We investigated breath detection of SARS-CoV-2 infection using cavity-enhanced direct frequency comb spectroscopy (CE-DFCS), a state-of-the-art laser spectroscopic technique capable of a real-time massive collection of broadband molecular absorption features at ro-vibrational quantum state resolution and at parts-per-trillion volume detection sensitivity. Using a total of 170 individual breath samples (83 positive and 87 negative with SARS-CoV-2 based on Reverse Transcription Polymerase Chain Reaction tests), we report excellent discrimination capability for SARS-CoV-2 infection with an area under the Receiver-Operating-Characteristics curve of 0.849(4). Our results support the development of CE-DFCS as an alternative, rapid, non-invasive test for COVID-19 and highlight its remarkable potential for optical diagnoses of diverse biological conditions and disease states." @default.
- W4221149436 created "2022-04-03" @default.
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- W4221149436 date "2022-02-04" @default.
- W4221149436 modified "2023-10-16" @default.
- W4221149436 title "Breath analysis by ultra-sensitive broadband laser spectroscopy detects SARS-CoV-2 infection" @default.
- W4221149436 doi "https://doi.org/10.48550/arxiv.2202.02321" @default.
- W4221149436 hasPublicationYear "2022" @default.
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