Advances in Spectral Techniques for Detection of Pathogenic Microorganisms

The highly contagious viral illness Coronavirus disease 2019, caused by severe acute respiratory syndrome coronavirus-2, has led to nearly 5 million deaths worldwide. The detection of highly infectious pathogens or novel pathogens causing emerging infectious diseases is highly challenging. Encouragi...

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Main Authors: Zixuan Xin, Jiating Chen, Hongjuan Peng
Format: Article
Language:English
Published: Compuscript Ltd 2022-02-01
Series:Zoonoses
Online Access:https://www.scienceopen.com/hosted-document?doi=10.15212/ZOONOSES-2021-0027
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author Zixuan Xin
Jiating Chen
Hongjuan Peng
author_facet Zixuan Xin
Jiating Chen
Hongjuan Peng
author_sort Zixuan Xin
collection DOAJ
description The highly contagious viral illness Coronavirus disease 2019, caused by severe acute respiratory syndrome coronavirus-2, has led to nearly 5 million deaths worldwide. The detection of highly infectious pathogens or novel pathogens causing emerging infectious diseases is highly challenging. Encouragingly, spectral detection—including laser-induced fluorescence spectroscopy, infrared absorption spectroscopy, Raman spectroscopy and their combinations—has been broadly used to detect pathogenic microorganisms on the basis of their physical and chemical characteristics. Surface-enhanced Raman spectroscopy with labels can detect organisms at a minimum concentration of 3 cells/mL. The changes in cells’ biochemical reactions before and after polioviral infection can be detected by Fourier transform infrared spectroscopy. However, the sensitivity and specificity of different spectral detection categories differs, owing to their different detection principles. Flexible detection methods require interdisciplinary researchers familiar with both pathogen biology and instruments. This review summarizes the advances in spectral techniques used in detecting pathogenic microorganism.
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spelling doaj.art-39bb85b49ffa401a8dfec60de554b73c2023-12-08T17:00:25ZengCompuscript LtdZoonoses2737-74662737-74742022-02-012199210.15212/ZOONOSES-2021-0027Advances in Spectral Techniques for Detection of Pathogenic MicroorganismsZixuan XinJiating ChenHongjuan PengThe highly contagious viral illness Coronavirus disease 2019, caused by severe acute respiratory syndrome coronavirus-2, has led to nearly 5 million deaths worldwide. The detection of highly infectious pathogens or novel pathogens causing emerging infectious diseases is highly challenging. Encouragingly, spectral detection—including laser-induced fluorescence spectroscopy, infrared absorption spectroscopy, Raman spectroscopy and their combinations—has been broadly used to detect pathogenic microorganisms on the basis of their physical and chemical characteristics. Surface-enhanced Raman spectroscopy with labels can detect organisms at a minimum concentration of 3 cells/mL. The changes in cells’ biochemical reactions before and after polioviral infection can be detected by Fourier transform infrared spectroscopy. However, the sensitivity and specificity of different spectral detection categories differs, owing to their different detection principles. Flexible detection methods require interdisciplinary researchers familiar with both pathogen biology and instruments. This review summarizes the advances in spectral techniques used in detecting pathogenic microorganism.https://www.scienceopen.com/hosted-document?doi=10.15212/ZOONOSES-2021-0027
spellingShingle Zixuan Xin
Jiating Chen
Hongjuan Peng
Advances in Spectral Techniques for Detection of Pathogenic Microorganisms
Zoonoses
title Advances in Spectral Techniques for Detection of Pathogenic Microorganisms
title_full Advances in Spectral Techniques for Detection of Pathogenic Microorganisms
title_fullStr Advances in Spectral Techniques for Detection of Pathogenic Microorganisms
title_full_unstemmed Advances in Spectral Techniques for Detection of Pathogenic Microorganisms
title_short Advances in Spectral Techniques for Detection of Pathogenic Microorganisms
title_sort advances in spectral techniques for detection of pathogenic microorganisms
url https://www.scienceopen.com/hosted-document?doi=10.15212/ZOONOSES-2021-0027
work_keys_str_mv AT zixuanxin advancesinspectraltechniquesfordetectionofpathogenicmicroorganisms
AT jiatingchen advancesinspectraltechniquesfordetectionofpathogenicmicroorganisms
AT hongjuanpeng advancesinspectraltechniquesfordetectionofpathogenicmicroorganisms