Related Experiment Video
Updated: Jun 29, 2026
14:18
A Strategy for Sensitive, Large Scale Quantitative Metabolomics
Published on: May 27, 2014
21.1K
Infection Biomarkers Based on Metabolomics.
Rúben Araújo1, Luís F N Bento2,3, Tiago A H Fonseca1
1ISEL-Instituto Superior de Engenharia de Lisboa, Instituto Politécnico de Lisboa, 1959-007 Lisbon, Portugal.
Metabolites
|February 25, 2022
Summary
Developing new infection biomarkers is crucial for accurate diagnosis and treatment. Metabolomics offers a promising approach to identify effective biomarkers for better patient management and improved survival rates in critical care settings.
Area of Science:
- Biomarker Discovery
- Clinical Microbiology
- Metabolomics
Background:
- Current infection biomarkers exhibit limitations in predicting infections, disease outcomes, and guiding therapy, especially in complex inflammatory conditions.
- There is a critical need for novel biomarkers to improve patient management, personalize treatment, reduce antibiotic overuse, and enhance survival, particularly in at-risk and critically ill patients.
Purpose of the Study:
- To review the essential characteristics of ideal infection biomarkers.
- To explore metabolomics strategies for discovering new infection biomarkers.
- To outline future directions for translating metabolomics discoveries into clinical applications.
Main Methods:
- Review of existing literature on infection biomarkers and their limitations.
- Analysis of metabolomics as a strategy for biomarker discovery.
- Discussion of requirements for clinical implementation of novel biomarkers.
Main Results:
- Current biomarkers are insufficient for precise infection detection and management.
- Metabolomics provides a direct view of an organism's metabolic state, ideal for biomarker identification.
- The review highlights the potential of metabolomics to address the limitations of current infection biomarkers.
Conclusions:
- Effective infection biomarkers are essential for improving clinical decision-making and patient outcomes.
- Metabolomics presents a powerful strategy for discovering biomarkers with enhanced predictive and therapeutic guidance capabilities.
- Further development is needed to translate metabolomics findings into routine clinical practice for infection management.
More Related Videos
Related Concept Videos
01:19MALDI-TOF Mass Spectrometry
Mass spectrometry is a powerful characterization technique that can identify and separate a wide variety of compounds ranging from chemical to biological entities, based on their mass-to-charge ratio (m/z). The instruments that allow this detection, known as mass spectrometers, have three components: an ion source, a mass analyzer, and a detector. These spectrometers differ based on the nature of their ion source and analyzers.Matrix-assisted laser desorption ionization (MALDI) is a commonly...
01:17Microbial Biosensors
Microbial biosensors are analytical devices that utilize living microbes to detect specific substances through measurable signals. These devices consist of two main components: biosensing organisms and signal-transducing elements. Biosensing organisms, such as Escherichia coli or Saccharomyces cerevisiae, are typically housed in multiwell plates connected to transducers, enabling rapid, real-time detection of target analytes.Signal Generation MechanismWhen a target analyte—such as...
01:25Rapid Identification of Pathogens
MALDI-TOF MS has transformed clinical microbiology by offering a rapid and reliable method for pathogen identification. The traditional approach to microbial identification typically involves time-consuming culture techniques and biochemical tests, which can delay the initiation of appropriate antimicrobial therapy. MALDI-TOF MS avoids these delays by using characteristic ribosomal protein mass patterns of microbial cells, enabling accurate species-level identification within minutes.Principle...
01:24Automated Microbial Diagnostics
Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...