Evidence map›Paper›PMID 39771027›Full record

ReviewNutrients2024

Gut Microbiome Modulation of Glutamate Dynamics: Implications for Brain Health and Neurotoxicity.

Benjamin F Gruenbaum, Kiran S Merchant, Alexander Zlotnik, Matthew Boyko

Abstract readReview
In one paragraph

Review in Nutrients, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed.

  1. Effects ofFrontiers in psychiatry · 2026
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  18. Concurrent Hydrolysis-Fermentation ofFoods (Basel, Switzerland) · 2025
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Benjamin F GruenbaumDepartment of Anesthesiology and Perioperative Medicine, Mayo Clinic, Jacksonville, FL 32224, USA.ORCID 0000-0002-3120-5709
Kiran S MerchantDepartment of Anesthesiology and Perioperative Medicine, Mayo Clinic, Jacksonville, FL 32224, USA.ORCID 0009-0008-3228-8877
Alexander ZlotnikDepartment of Anesthesiology and Critical Care, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer-Sheva 84101, Israel.
Matthew BoykoDepartment of Anesthesiology and Critical Care, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer-Sheva 84101, Israel.ORCID 0000-0003-3116-1643

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The gut-brain axis plays an integral role in maintaining overall health, with growing evidence suggesting its impact on the development of various neuropsychiatric disorders, including depression. This review explores the complex relationship between gut microbiota and glutamate (Glu) regulation, highlighting its effect on brain health, particularly in the context of depression following certain neurological insults. We discuss how microbial populations can either facilitate or limit Glu uptake, influencing its bioavailability and predisposing to neuroinflammation and neurotoxicity. Additionally, we examine the role of gut metabolites and their influence on the blood-brain barrier and neurotransmitter systems involved in mood regulation. The therapeutic potential of microbiome-targeted interventions, such as fecal microbiota transplantation, is also highlighted. While much research has explored the role of Glu in major depressive disorders and other neurological diseases, the contribution of gut microbiota in post-neurological depression remains underexplored. Future research should focus on explaining the mechanisms linking the gut microbiota to neuropsychiatric outcomes, particularly in conditions such as post-stroke depression, post-traumatic brain-injury depression, and epilepsy-associated depression. Systematic reviews and human clinical studies are needed to establish causal relationships and assess the efficacy of microbiome-targeted therapies in improving the neuropsychiatric sequalae after neurological insults.

Indexed as

BrainBrain-Gut AxisGastrointestinal MicrobiomeGlutamic AcidAnimalsBlood-Brain BarrierDepressionFecal Microbiota TransplantationHumansNeurotoxicity SyndromesGlutamic Acidblood–brain barrierdepressionepilepsyglutamategut microbiomeneurodegenerationstroketraumatic brain injury

Identifiers

PMID39771027
PMCPMC11677762

What Socratic holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.