Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods

Cancer is one of the leading causes of death globally, and is ranked second in the United States. Early detection is crucial for more effective treatment and a higher chance of survival rates, reducing burdens on individuals and societies. Genitourinary cancers, in particular, face significant chall...

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Main Authors: Kiana L. Holbrook, Wen-Yee Lee
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Metabolites
Subjects:
Online Access:https://www.mdpi.com/2218-1989/15/1/37
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author Kiana L. Holbrook
Wen-Yee Lee
author_facet Kiana L. Holbrook
Wen-Yee Lee
author_sort Kiana L. Holbrook
collection DOAJ
description Cancer is one of the leading causes of death globally, and is ranked second in the United States. Early detection is crucial for more effective treatment and a higher chance of survival rates, reducing burdens on individuals and societies. Genitourinary cancers, in particular, face significant challenges in early detection. Finding new and cost-effective diagnostic methods is of clinical need. Metabolomic-based approaches, notably volatile organic compound (VOC) analysis, have shown promise in detecting cancer. VOCs are small organic metabolites involved in biological processes and disease development. They can be detected in urine, breath, and blood samples, making them potential candidates for sensitive and non-invasive alternatives for early cancer detection. However, developing robust VOC detection methods remains a hurdle. This review outlines the current landscape of major genitourinary cancers (kidney, prostate, bladder, and testicular), including epidemiology, risk factors, and current diagnostic tools. Furthermore, it explores the applications of using VOCs as cancer biomarkers, various analytical techniques, and comparisons of extraction and detection methods across different biospecimens. The potential use of VOCs in detection, monitoring disease progression, and treatment responses in the field of genitourinary oncology is examined.
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spelling doaj-art-17c36719420f4c268aa48a5d1e3b656d2025-01-24T13:41:15ZengMDPI AGMetabolites2218-19892025-01-011513710.3390/metabo15010037Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection MethodsKiana L. Holbrook0Wen-Yee Lee1Department of Chemistry and Biochemistry, University of Texas at El Paso, El Paso, TX 79968, USADepartment of Chemistry and Biochemistry, University of Texas at El Paso, El Paso, TX 79968, USACancer is one of the leading causes of death globally, and is ranked second in the United States. Early detection is crucial for more effective treatment and a higher chance of survival rates, reducing burdens on individuals and societies. Genitourinary cancers, in particular, face significant challenges in early detection. Finding new and cost-effective diagnostic methods is of clinical need. Metabolomic-based approaches, notably volatile organic compound (VOC) analysis, have shown promise in detecting cancer. VOCs are small organic metabolites involved in biological processes and disease development. They can be detected in urine, breath, and blood samples, making them potential candidates for sensitive and non-invasive alternatives for early cancer detection. However, developing robust VOC detection methods remains a hurdle. This review outlines the current landscape of major genitourinary cancers (kidney, prostate, bladder, and testicular), including epidemiology, risk factors, and current diagnostic tools. Furthermore, it explores the applications of using VOCs as cancer biomarkers, various analytical techniques, and comparisons of extraction and detection methods across different biospecimens. The potential use of VOCs in detection, monitoring disease progression, and treatment responses in the field of genitourinary oncology is examined.https://www.mdpi.com/2218-1989/15/1/37genitourinary cancervolatile organic compoundsbiomarkersgas chromatography–mass spectrometryliquid chromatography–mass spectrometry
spellingShingle Kiana L. Holbrook
Wen-Yee Lee
Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods
Metabolites
genitourinary cancer
volatile organic compounds
biomarkers
gas chromatography–mass spectrometry
liquid chromatography–mass spectrometry
title Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods
title_full Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods
title_fullStr Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods
title_full_unstemmed Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods
title_short Volatile Organic Metabolites as Potential Biomarkers for Genitourinary Cancers: Review of the Applications and Detection Methods
title_sort volatile organic metabolites as potential biomarkers for genitourinary cancers review of the applications and detection methods
topic genitourinary cancer
volatile organic compounds
biomarkers
gas chromatography–mass spectrometry
liquid chromatography–mass spectrometry
url https://www.mdpi.com/2218-1989/15/1/37
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