Recent Progress in Optical Sensors for Biomedical Diagnostics

In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject. Optical sensors show versatility amongst different receptor types and even permit the integration of differe...

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Main Authors: Muqsit Pirzada, Zeynep Altintas
Format: Article
Language:English
Published: MDPI AG 2020-03-01
Series:Micromachines
Subjects:
Online Access:https://www.mdpi.com/2072-666X/11/4/356
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author Muqsit Pirzada
Zeynep Altintas
author_facet Muqsit Pirzada
Zeynep Altintas
author_sort Muqsit Pirzada
collection DOAJ
description In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject. Optical sensors show versatility amongst different receptor types and even permit the integration of different detection mechanisms. Such conjugated sensing platforms facilitate the exploitation of their neoteric synergistic characteristics for sensor fabrication. This paper covers nearly 250 research articles since 2016 representing the emerging interest in rapid, reproducible and ultrasensitive assays in clinical analysis. Therefore, we present an elaborate review of biomedical diagnostics with the help of optical sensors working on varied principles such as surface plasmon resonance, localised surface plasmon resonance, evanescent wave fluorescence, bioluminescence and several others. These sensors are capable of investigating toxins, proteins, pathogens, disease biomarkers and whole cells in varied sensing media ranging from water to buffer to more complex environments such as serum, blood or urine. Hence, the recent trends discussed in this review hold enormous potential for the widespread use of optical sensors in early-stage disease prediction and point-of-care testing devices.
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spelling doaj.art-af2c75bea9be4ddca552e9917a05e7682023-11-19T20:10:00ZengMDPI AGMicromachines2072-666X2020-03-0111435610.3390/mi11040356Recent Progress in Optical Sensors for Biomedical DiagnosticsMuqsit Pirzada0Zeynep Altintas1Institute of Chemistry, Technical University of Berlin, Straße des 17. Juni 124, 10623 Berlin, GermanyInstitute of Chemistry, Technical University of Berlin, Straße des 17. Juni 124, 10623 Berlin, GermanyIn recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject. Optical sensors show versatility amongst different receptor types and even permit the integration of different detection mechanisms. Such conjugated sensing platforms facilitate the exploitation of their neoteric synergistic characteristics for sensor fabrication. This paper covers nearly 250 research articles since 2016 representing the emerging interest in rapid, reproducible and ultrasensitive assays in clinical analysis. Therefore, we present an elaborate review of biomedical diagnostics with the help of optical sensors working on varied principles such as surface plasmon resonance, localised surface plasmon resonance, evanescent wave fluorescence, bioluminescence and several others. These sensors are capable of investigating toxins, proteins, pathogens, disease biomarkers and whole cells in varied sensing media ranging from water to buffer to more complex environments such as serum, blood or urine. Hence, the recent trends discussed in this review hold enormous potential for the widespread use of optical sensors in early-stage disease prediction and point-of-care testing devices.https://www.mdpi.com/2072-666X/11/4/356optical sensorsbiomedical diagnosticssurface plasmon resonanceevanescent wavebioluminescenceellipsometry
spellingShingle Muqsit Pirzada
Zeynep Altintas
Recent Progress in Optical Sensors for Biomedical Diagnostics
Micromachines
optical sensors
biomedical diagnostics
surface plasmon resonance
evanescent wave
bioluminescence
ellipsometry
title Recent Progress in Optical Sensors for Biomedical Diagnostics
title_full Recent Progress in Optical Sensors for Biomedical Diagnostics
title_fullStr Recent Progress in Optical Sensors for Biomedical Diagnostics
title_full_unstemmed Recent Progress in Optical Sensors for Biomedical Diagnostics
title_short Recent Progress in Optical Sensors for Biomedical Diagnostics
title_sort recent progress in optical sensors for biomedical diagnostics
topic optical sensors
biomedical diagnostics
surface plasmon resonance
evanescent wave
bioluminescence
ellipsometry
url https://www.mdpi.com/2072-666X/11/4/356
work_keys_str_mv AT muqsitpirzada recentprogressinopticalsensorsforbiomedicaldiagnostics
AT zeynepaltintas recentprogressinopticalsensorsforbiomedicaldiagnostics