Metabolomic Analysis of Gastrointestinal Disorders
Author Information
Author(s): Fraser Karl, James Shanalee C., Young Wayne, Gearry Richard B., Heenan Phoebe E., Keenan Jacqueline I., Talley Nicholas J., McNabb Warren C., Roy Nicole C.
Primary Institution: AgResearch, Tennent Drive, Palmerston North, New Zealand
Hypothesis
This study aims to measure relative intensity differences in plasma and faecal samples of individuals with functional gastrointestinal disorders compared to healthy controls.
Conclusion
The study found significant differences in the plasma and faecal metabolomes between individuals with functional gastrointestinal disorders and healthy controls.
Supporting Evidence
- Faecal and plasma metabolomes showed perturbations between constipation, diarrhoea, and healthy control groups.
- Plasma phospholipids and metabolites linked to amino acid pathways differed significantly between IBS-C and healthy controls.
- Faecal lipids, particularly ceramides, diglycerides, and triglycerides, varied significantly between healthy controls and the constipation and diarrhoea groups.
Takeaway
Researchers looked at the poop and blood of people with tummy troubles and found that their body chemistry is different from healthy people.
Methodology
The study used multimodal LC-MS technologies to profile the faecal and plasma metabolomes of participants diagnosed with various functional gastrointestinal disorders.
Potential Biases
The study may be limited by the complexity of metabolite annotation and the potential for unrecognized confounding factors.
Limitations
Only metabolites that could be accurately annotated were included, and the study's findings are limited to the metabolites detected.
Participant Demographics
Participants included individuals with functional constipation, constipation-predominant irritable bowel syndrome, functional diarrhoea, diarrhoea-predominant IBS, and healthy controls.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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