Evaluating Hyperbolic Dispersion Materials for Cancer Detection

Current biosensors have limited application in clinical diagnostics as they lack the high order of specificity needed to detect low molecular analytes, especially in complex fluids (such as blood, urine, and saliva). In contrast, they are resistant to the suppression of non-specific binding. Hyperbo...

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Main Authors: Syed Muhammad Sohaib Zafar, Igor Iatsunskyi
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Biosensors
Subjects:
Online Access:https://www.mdpi.com/2079-6374/13/6/595
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author Syed Muhammad Sohaib Zafar
Igor Iatsunskyi
author_facet Syed Muhammad Sohaib Zafar
Igor Iatsunskyi
author_sort Syed Muhammad Sohaib Zafar
collection DOAJ
description Current biosensors have limited application in clinical diagnostics as they lack the high order of specificity needed to detect low molecular analytes, especially in complex fluids (such as blood, urine, and saliva). In contrast, they are resistant to the suppression of non-specific binding. Hyperbolic metamaterials (HMMs) offer highly sought- after label-free detection and quantification techniques to circumvent sensitivity issues as low as 10<sup>5</sup> M concentration in angular sensitivity. This review discusses design strategies in detail and compares nuances in conventional plasmonic techniques to create susceptible miniaturized point-of-care devices. A substantial portion of the review is devoted to developing low optical loss reconfigurable HMM devices for active cancer bioassay platforms. A future perspective of HMM-based biosensors for cancer biomarker detection is provided.
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spelling doaj.art-a83aa0088b274db1bbc1fcb42c09de9c2023-11-18T09:32:28ZengMDPI AGBiosensors2079-63742023-05-0113659510.3390/bios13060595Evaluating Hyperbolic Dispersion Materials for Cancer DetectionSyed Muhammad Sohaib Zafar0Igor Iatsunskyi1NanoBioMedical Centre, Adam Mickiewicz University, 3 Wszechnicy Piastowskiej Str., PL-61614 Poznan, PolandNanoBioMedical Centre, Adam Mickiewicz University, 3 Wszechnicy Piastowskiej Str., PL-61614 Poznan, PolandCurrent biosensors have limited application in clinical diagnostics as they lack the high order of specificity needed to detect low molecular analytes, especially in complex fluids (such as blood, urine, and saliva). In contrast, they are resistant to the suppression of non-specific binding. Hyperbolic metamaterials (HMMs) offer highly sought- after label-free detection and quantification techniques to circumvent sensitivity issues as low as 10<sup>5</sup> M concentration in angular sensitivity. This review discusses design strategies in detail and compares nuances in conventional plasmonic techniques to create susceptible miniaturized point-of-care devices. A substantial portion of the review is devoted to developing low optical loss reconfigurable HMM devices for active cancer bioassay platforms. A future perspective of HMM-based biosensors for cancer biomarker detection is provided.https://www.mdpi.com/2079-6374/13/6/595label-free biosensorhyperbolic metamaterials (HMM)cancer biomarkers
spellingShingle Syed Muhammad Sohaib Zafar
Igor Iatsunskyi
Evaluating Hyperbolic Dispersion Materials for Cancer Detection
Biosensors
label-free biosensor
hyperbolic metamaterials (HMM)
cancer biomarkers
title Evaluating Hyperbolic Dispersion Materials for Cancer Detection
title_full Evaluating Hyperbolic Dispersion Materials for Cancer Detection
title_fullStr Evaluating Hyperbolic Dispersion Materials for Cancer Detection
title_full_unstemmed Evaluating Hyperbolic Dispersion Materials for Cancer Detection
title_short Evaluating Hyperbolic Dispersion Materials for Cancer Detection
title_sort evaluating hyperbolic dispersion materials for cancer detection
topic label-free biosensor
hyperbolic metamaterials (HMM)
cancer biomarkers
url https://www.mdpi.com/2079-6374/13/6/595
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