Metabolite Production Monitoring

Metabolite production monitoring is the measurement of compounds generated or consumed by cells, tissues, or microorganisms over time to assess biological activity and pathway performance. It typically combines timed sampling with analytical methods that quantify metabolites in culture media or biological extracts, allowing production rates, accumulation, depletion, and changes in metabolic flux to be tracked under defined conditions. In biology, these measurements help evaluate cell growth, fermentation, tissue function, and responses to environmental or experimental changes. Comparing metabolite profiles across time points or treatments can reveal pathway regulation, identify bottlenecks, optimize culture conditions, and support the development of bioprocesses, diagnostics, and metabolic engineering strategies.

Metabolite Production Monitoring - Related Videos

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JoVE EoE - Bacterial Pathogenesis and Host Interactions

Detection of Human Fecal Metabolites Using a Bacterial Biosensor

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2026

Begin with a bacterial biosensor culture suspended in a medium.These engineered bacteria produce a transcription factor that, upon binding to a specific fecal metabolite, activates a promoter associated with a fluorescent reporter gene.To this culture, add a filtered human fecal sample containing metabolites, such as lactate, that are involved in host-microbiome interactions.Dilute this mixture with a fresh medium to maintain an optimal reaction volume.Incubate without shaking to mimic the...

Research

JoVE Journal - Biology
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Purification of Transcripts and Metabolites from Drosophila Heads

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Cited by 12 •

2013

We describe here the procedures for the extraction and purification of mRNA and metabolites from Drosophila heads. We are applying these techniques to better understand the cellular perturbations underlying neuronal degeneration. These methodologies can be easily scaled and adapted for other "omic" projects.

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JoVE Journal - Biology
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Evaluating Leaf Responses to Microbial Secondary Metabolites Using A High-Throughput Format

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2025

This protocol describes a high-throughput approach for evaluating plant ion leakage, peroxidase activity, and callose production in the same sample.

A Liquid Chromatography–Mass Spectrometry-Based Approach for Analyzing Metabolites from S. aureus

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2025

Source: Samuels, D. J., et al. A Tandem Liquid Chromatography–Mass Spectrometry-based Approach for Metabolite Analysis of Staphylococcus aureus. J. Vis. Exp. (2017)This video demonstrates the use of liquid chromatography–mass spectrometry to identify and quantify intracellular metabolites from S. aureus. It outlines the steps involved in metabolite extraction, peptide normalization, liquid chromatography, and mass spectrometric analysis.

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JoVE Journal - Environment
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Transcript and Metabolite Profiling for the Evaluation of Tobacco Tree and Poplar as Feedstock for the Bio-based Industry

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Cited by 5 •

2014

Plant biomass offers a renewable resource for multiple products, including fuel, feed, food, and a variety of materials. In this paper we investigate the properties of tobacco tree (Nicotiana glauca) and poplar as suitable sources for a biorefinery pipeline.

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