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Updated: Nov 4, 2025

An Aquatic Microbial Metaproteomics Workflow: From Cells to Tryptic Peptides Suitable for Tandem Mass Spectrometry-based Analysis
Published on: September 15, 2015
Novel perspectives of environmental proteomics
Huiying Guo1, Lili Wang2, Ying Deng2
1Key Laboratory of Environmental Exposure and Health of Guangdong Province, School of Environment, Jinan University, Guangzhou 510632, China; Institute of Orthopedic Diseases, Department of Bone and Joint Surgery, The First Affiliated Hospital, Jinan University, Guangzhou 510630, China.
This review highlights proteomics as a key tool for understanding how organisms respond to environmental stress. It guides researchers in using proteomics to identify stress mechanisms, biomarkers, and effective pollutant biodegradation strategies.
Area of Science:
- Environmental Science
- Molecular Biology
- Biochemistry
Background:
- The link between genome expression, proteome changes, metabolism, and phenotype under environmental stress is poorly understood.
- Traditional methods struggle to elucidate these complex molecular and systemic mechanisms.
Purpose of the Study:
- To provide a guideline for proteomic investigations into stress response mechanisms.
- To detail the use of proteomics for identifying biomarkers, metabolic networks, and pollutant biodegradation pathways.
- To present proteomics as a high-throughput method for screening enzymes and microbes.
Main Methods:
- Proteomics approaches for systematic analysis of cellular and organismal responses to stress.
- Bioinformatics and functional verification for screening and validation.
- Toxicity evaluation of pollutants and byproducts using proteomics.
Main Results:
- Proteomics offers insights into biological functions, metabolic networks, and protein interactions under stress.
- This approach aids in pollutant recognition, transport, and biodegradation studies.
- Proteomics enables the screening of functional enzymes and effective microbes.
Conclusions:
- Proteomics is crucial for dissecting stress response mechanisms at a molecular and systemic level.
- It provides a scientific basis for early ecological risk assessment and evaluating pollutant treatment efficacy.
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