Host biomarker-based quantitative rapid tests for detection and treatment monitoring of tuberculosis and COVID-19
Diagnostic services for tuberculosis (TB) are not sufficiently accessible in low-resource settings, where most cases occur, which was aggravated by the COVID-19 pandemic. Early diagnosis of pulmonary TB can reduce transmission. Current TB-diagnostics rely on detection of Mycobacterium tuberculosis (...
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| Vydáno v: | iScience Ročník 26; číslo 1; s. 105873 |
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| Hlavní autoři: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
| Médium: | Journal Article |
| Jazyk: | angličtina |
| Vydáno: |
United States
Elsevier Inc
20.01.2023
Elsevier BV The Authors Elsevier |
| Témata: | |
| ISSN: | 2589-0042, 2589-0042 |
| On-line přístup: | Získat plný text |
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| Shrnutí: | Diagnostic services for tuberculosis (TB) are not sufficiently accessible in low-resource settings, where most cases occur, which was aggravated by the COVID-19 pandemic. Early diagnosis of pulmonary TB can reduce transmission. Current TB-diagnostics rely on detection of Mycobacterium tuberculosis (Mtb) in sputum requiring costly, time-consuming methods, and trained staff. In this study, quantitative lateral flow (LF) assays were used to measure levels of seven host proteins in sera from pre-COVID-19 TB patients diagnosed in Europe and latently Mtb-infected individuals (LTBI), and from COVID-19 patients and healthy controls. Analysis of host proteins showed significantly lower levels in LTBI versus TB (AUC:0 · 94) and discriminated healthy individuals from COVID-19 patients (0 · 99) and severe COVID-19 from TB. Importantly, these host proteins allowed treatment monitoring of both respiratory diseases. This study demonstrates the potential of non-sputum LF assays as adjunct diagnostics and treatment monitoring for COVID-19 and TB based on quantitative detection of multiple host biomarkers.
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•Quantitative LFAs were used to assess host biomarkers for TB and COVID-19 diagnosis•Combined biomarker levels discriminated TB from latent TB and COVID-19•Host biomarker LFAs can be deployed as adjunct diagnostics within clinical context•Quantitative LFAs enable treatment response monitoring for TB and COVID-19
Virology; Bacteriology |
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| Bibliografie: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 |
| ISSN: | 2589-0042 2589-0042 |
| DOI: | 10.1016/j.isci.2022.105873 |