Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics

Prostate cancer diagnostics are rapidly advancing through innovations in nanotechnology, biosensing strategies, and molecular recognition. This review analyzes studies focusing on quantum dot (QD)-based biosensors for detecting prostate cancer biomarkers with high sensitivity and specificity. It cov...

Full description

Saved in:
Bibliographic Details
Main Authors: Hossein Omidian, Erma J. Gill, Luigi X. Cubeddu
Format: Article
Language:English
Published: MDPI AG 2025-07-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/15/15/1162
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849770583444684800
author Hossein Omidian
Erma J. Gill
Luigi X. Cubeddu
author_facet Hossein Omidian
Erma J. Gill
Luigi X. Cubeddu
author_sort Hossein Omidian
collection DOAJ
description Prostate cancer diagnostics are rapidly advancing through innovations in nanotechnology, biosensing strategies, and molecular recognition. This review analyzes studies focusing on quantum dot (QD)-based biosensors for detecting prostate cancer biomarkers with high sensitivity and specificity. It covers diverse sensing platforms and signal transduction mechanisms, emphasizing the influence of the QD composition, surface functionalization, and bio interface engineering on analytical performance. Key metrics such as detection limits, dynamic range, and compatibility with biological samples, including serum, urine, and tissue, are critically assessed. Recent advances in green-synthesized QDs and smartphone-integrated diagnostic platforms are highlighted, including lateral flow assays, paper-based devices, and pH-responsive hydrogels for real-time, low-cost, and decentralized cancer screening. These innovations enable multiplexed biomarker detection and tumor microenvironment monitoring in point-of-care settings. This review concludes by addressing the current limitations, scalability challenges, and future research directions for translating QD-enabled biosensors into clinically viable diagnostic tools.
format Article
id doaj-art-d0dc684cbbc4475595e1f9faf5282fd9
institution DOAJ
issn 2079-4991
language English
publishDate 2025-07-01
publisher MDPI AG
record_format Article
series Nanomaterials
spelling doaj-art-d0dc684cbbc4475595e1f9faf5282fd92025-08-20T03:02:56ZengMDPI AGNanomaterials2079-49912025-07-011515116210.3390/nano15151162Quantum Dot-Enabled Biosensing for Prostate Cancer DiagnosticsHossein Omidian0Erma J. Gill1Luigi X. Cubeddu2Barry and Judy Silverman College of Pharmacy, Nova Southeastern University, Fort Lauderdale, FL 33328, USABarry and Judy Silverman College of Pharmacy, Nova Southeastern University, Fort Lauderdale, FL 33328, USABarry and Judy Silverman College of Pharmacy, Nova Southeastern University, Fort Lauderdale, FL 33328, USAProstate cancer diagnostics are rapidly advancing through innovations in nanotechnology, biosensing strategies, and molecular recognition. This review analyzes studies focusing on quantum dot (QD)-based biosensors for detecting prostate cancer biomarkers with high sensitivity and specificity. It covers diverse sensing platforms and signal transduction mechanisms, emphasizing the influence of the QD composition, surface functionalization, and bio interface engineering on analytical performance. Key metrics such as detection limits, dynamic range, and compatibility with biological samples, including serum, urine, and tissue, are critically assessed. Recent advances in green-synthesized QDs and smartphone-integrated diagnostic platforms are highlighted, including lateral flow assays, paper-based devices, and pH-responsive hydrogels for real-time, low-cost, and decentralized cancer screening. These innovations enable multiplexed biomarker detection and tumor microenvironment monitoring in point-of-care settings. This review concludes by addressing the current limitations, scalability challenges, and future research directions for translating QD-enabled biosensors into clinically viable diagnostic tools.https://www.mdpi.com/2079-4991/15/15/1162quantum dotsprostate-specific antigen (PSA)biosensorsmultiplex diagnosticsnanomaterials
spellingShingle Hossein Omidian
Erma J. Gill
Luigi X. Cubeddu
Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics
Nanomaterials
quantum dots
prostate-specific antigen (PSA)
biosensors
multiplex diagnostics
nanomaterials
title Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics
title_full Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics
title_fullStr Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics
title_full_unstemmed Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics
title_short Quantum Dot-Enabled Biosensing for Prostate Cancer Diagnostics
title_sort quantum dot enabled biosensing for prostate cancer diagnostics
topic quantum dots
prostate-specific antigen (PSA)
biosensors
multiplex diagnostics
nanomaterials
url https://www.mdpi.com/2079-4991/15/15/1162
work_keys_str_mv AT hosseinomidian quantumdotenabledbiosensingforprostatecancerdiagnostics
AT ermajgill quantumdotenabledbiosensingforprostatecancerdiagnostics
AT luigixcubeddu quantumdotenabledbiosensingforprostatecancerdiagnostics