Embedded Immunodetection System for Fecal Occult Blood

In this paper, a rapid test system with high sensitivity, linearity, and stability is presented for fecal occult blood (FOB) detection. The coloration results of the immune response are used as the basis for the determination of the detection target in combination with an immunochromatographic strip...

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Main Authors: Kai-Wen Lin, Yu-Chi Chang
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Biosensors
Subjects:
Online Access:https://www.mdpi.com/2079-6374/11/4/106
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author Kai-Wen Lin
Yu-Chi Chang
author_facet Kai-Wen Lin
Yu-Chi Chang
author_sort Kai-Wen Lin
collection DOAJ
description In this paper, a rapid test system with high sensitivity, linearity, and stability is presented for fecal occult blood (FOB) detection. The coloration results of the immune response are used as the basis for the determination of the detection target in combination with an immunochromatographic strip. The rapid test system can be used to detect and calculate the concentration of the sample, so detection of the immune coloration response is more accurate in a quantitative analysis. The system is composed of both hardware and software. The programs used for the analysis and programmed by Python include the main program, polarization calibration, QR Code decoding, Bluetooth transmission, and image processing. After verification of each part of the system, it was found that the rapid test system successfully detects from 0 ng/mL to 400 ng/mL of FOB with coefficients of variation (CV) below 3.7% and 1000 ng/mL with a CV only at 7.41%.
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spelling doaj.art-bb483323fb5841afa1b5fe5428777df62023-11-21T14:09:57ZengMDPI AGBiosensors2079-63742021-04-0111410610.3390/bios11040106Embedded Immunodetection System for Fecal Occult BloodKai-Wen Lin0Yu-Chi Chang1Department of Engineering Science, National Cheng Kung University, Tainan 701, TaiwanDepartment of Engineering Science, National Cheng Kung University, Tainan 701, TaiwanIn this paper, a rapid test system with high sensitivity, linearity, and stability is presented for fecal occult blood (FOB) detection. The coloration results of the immune response are used as the basis for the determination of the detection target in combination with an immunochromatographic strip. The rapid test system can be used to detect and calculate the concentration of the sample, so detection of the immune coloration response is more accurate in a quantitative analysis. The system is composed of both hardware and software. The programs used for the analysis and programmed by Python include the main program, polarization calibration, QR Code decoding, Bluetooth transmission, and image processing. After verification of each part of the system, it was found that the rapid test system successfully detects from 0 ng/mL to 400 ng/mL of FOB with coefficients of variation (CV) below 3.7% and 1000 ng/mL with a CV only at 7.41%.https://www.mdpi.com/2079-6374/11/4/106rapid testimmunodetection systemfecal occult blood
spellingShingle Kai-Wen Lin
Yu-Chi Chang
Embedded Immunodetection System for Fecal Occult Blood
Biosensors
rapid test
immunodetection system
fecal occult blood
title Embedded Immunodetection System for Fecal Occult Blood
title_full Embedded Immunodetection System for Fecal Occult Blood
title_fullStr Embedded Immunodetection System for Fecal Occult Blood
title_full_unstemmed Embedded Immunodetection System for Fecal Occult Blood
title_short Embedded Immunodetection System for Fecal Occult Blood
title_sort embedded immunodetection system for fecal occult blood
topic rapid test
immunodetection system
fecal occult blood
url https://www.mdpi.com/2079-6374/11/4/106
work_keys_str_mv AT kaiwenlin embeddedimmunodetectionsystemforfecaloccultblood
AT yuchichang embeddedimmunodetectionsystemforfecaloccultblood