A Portable Device for LAMP Based Detection of SARS-CoV-2

This paper reports the design, development, and testing of a novel, yet simple and low-cost portable device for the rapid detection of SARS-CoV-2. The device performs loop mediated isothermal amplification (LAMP) and provides visually distinguishable images of the fluorescence emitted from the sampl...

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Main Authors: Kamalalayam Rajan Sreejith, Muhammad Umer, Larissa Dirr, Benjamin Bailly, Patrice Guillon, Mark von Itzstein, Narshone Soda, Surasak Kasetsirikul, Muhammad J. A. Shiddiky, Nam-Trung Nguyen
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Micromachines
Subjects:
Online Access:https://www.mdpi.com/2072-666X/12/10/1151
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author Kamalalayam Rajan Sreejith
Muhammad Umer
Larissa Dirr
Benjamin Bailly
Patrice Guillon
Mark von Itzstein
Narshone Soda
Surasak Kasetsirikul
Muhammad J. A. Shiddiky
Nam-Trung Nguyen
author_facet Kamalalayam Rajan Sreejith
Muhammad Umer
Larissa Dirr
Benjamin Bailly
Patrice Guillon
Mark von Itzstein
Narshone Soda
Surasak Kasetsirikul
Muhammad J. A. Shiddiky
Nam-Trung Nguyen
author_sort Kamalalayam Rajan Sreejith
collection DOAJ
description This paper reports the design, development, and testing of a novel, yet simple and low-cost portable device for the rapid detection of SARS-CoV-2. The device performs loop mediated isothermal amplification (LAMP) and provides visually distinguishable images of the fluorescence emitted from the samples. The device utilises an aluminium block embedded with a cartridge heater for isothermal heating of the sample and a single-board computer and camera for fluorescence detection. The device demonstrates promising results within 20 min using clinically relevant starting concentrations of the synthetic template. Time-to-signal data for this device are considerably lower compared to standard quantitative Polymerase Chain Reaction(qPCR) machine (~10–20 min vs. >38 min) for 1 × 10<sup>2</sup> starting template copy number. The device in its fully optimized and characterized state can potentially be used as simple to operate, rapid, sensitive, and inexpensive platform for population screening as well as point-of-need severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2) detection and patient management.
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spelling doaj.art-971f60764ea64f54ad56d4d30a8017b22023-11-22T19:10:35ZengMDPI AGMicromachines2072-666X2021-09-011210115110.3390/mi12101151A Portable Device for LAMP Based Detection of SARS-CoV-2Kamalalayam Rajan Sreejith0Muhammad Umer1Larissa Dirr2Benjamin Bailly3Patrice Guillon4Mark von Itzstein5Narshone Soda6Surasak Kasetsirikul7Muhammad J. A. Shiddiky8Nam-Trung Nguyen9Queensland Micro- and Nanotechnology Centre, Griffith University, 170 Kessels Road, Nathan, QLD 4111, AustraliaQueensland Micro- and Nanotechnology Centre, Griffith University, 170 Kessels Road, Nathan, QLD 4111, AustraliaInstitute for Glycomics, Gold Coast Campus, Griffith University, 1 Parklands Drive, Southport, QLD 4222, AustraliaInstitute for Glycomics, Gold Coast Campus, Griffith University, 1 Parklands Drive, Southport, QLD 4222, AustraliaInstitute for Glycomics, Gold Coast Campus, Griffith University, 1 Parklands Drive, Southport, QLD 4222, AustraliaInstitute for Glycomics, Gold Coast Campus, Griffith University, 1 Parklands Drive, Southport, QLD 4222, AustraliaQueensland Micro- and Nanotechnology Centre, Griffith University, 170 Kessels Road, Nathan, QLD 4111, AustraliaQueensland Micro- and Nanotechnology Centre, Griffith University, 170 Kessels Road, Nathan, QLD 4111, AustraliaQueensland Micro- and Nanotechnology Centre, Griffith University, 170 Kessels Road, Nathan, QLD 4111, AustraliaQueensland Micro- and Nanotechnology Centre, Griffith University, 170 Kessels Road, Nathan, QLD 4111, AustraliaThis paper reports the design, development, and testing of a novel, yet simple and low-cost portable device for the rapid detection of SARS-CoV-2. The device performs loop mediated isothermal amplification (LAMP) and provides visually distinguishable images of the fluorescence emitted from the samples. The device utilises an aluminium block embedded with a cartridge heater for isothermal heating of the sample and a single-board computer and camera for fluorescence detection. The device demonstrates promising results within 20 min using clinically relevant starting concentrations of the synthetic template. Time-to-signal data for this device are considerably lower compared to standard quantitative Polymerase Chain Reaction(qPCR) machine (~10–20 min vs. >38 min) for 1 × 10<sup>2</sup> starting template copy number. The device in its fully optimized and characterized state can potentially be used as simple to operate, rapid, sensitive, and inexpensive platform for population screening as well as point-of-need severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2) detection and patient management.https://www.mdpi.com/2072-666X/12/10/1151severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2)loop-mediated isothermal amplificationportable device
spellingShingle Kamalalayam Rajan Sreejith
Muhammad Umer
Larissa Dirr
Benjamin Bailly
Patrice Guillon
Mark von Itzstein
Narshone Soda
Surasak Kasetsirikul
Muhammad J. A. Shiddiky
Nam-Trung Nguyen
A Portable Device for LAMP Based Detection of SARS-CoV-2
Micromachines
severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2)
loop-mediated isothermal amplification
portable device
title A Portable Device for LAMP Based Detection of SARS-CoV-2
title_full A Portable Device for LAMP Based Detection of SARS-CoV-2
title_fullStr A Portable Device for LAMP Based Detection of SARS-CoV-2
title_full_unstemmed A Portable Device for LAMP Based Detection of SARS-CoV-2
title_short A Portable Device for LAMP Based Detection of SARS-CoV-2
title_sort portable device for lamp based detection of sars cov 2
topic severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2)
loop-mediated isothermal amplification
portable device
url https://www.mdpi.com/2072-666X/12/10/1151
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