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Methylglyoxal Attenuates Mycobacterium avium subspecies paratuberculosis (MAP)-Induced Pro-Inflammatory Macrophage Programming Associated with NRF-2 Antioxidant Responses and Reduced MCT4/Lactate-Linked Inflammatory Markers.
International journal of molecular sciences

Cure8 research brief

Methylglyoxal Attenuates Mycobacterium avium subspecies paratuberculosis (MAP)-Induced Pro-Inflammatory Macrophage Programming Associated with NRF-2 Antioxidant Responses and Reduced MCT4/Lactate-Linked Inflammatory Markers.

2 min read

Why This Matters

This study explores a potential mechanism linking a MAP infection model to inflammatory and metabolic pathways relevant to Crohn’s disease and tests whether methylglyoxal can lessen inflammatory programming in macrophages. It may point to new research avenues, but it is not clinical evidence for treatment.

Who Should Pay Attention

Researchers (MAP, IBD, immune-metabolism), translational scientists, clinicians interested in IBD pathogenesis, informed patients curious about lab research.

Study Snapshot

Story typeResearch paper
Evidence typeResearch paper
Source depthJournal abstract

What To Know

This laboratory study (abstract-level summary) tested whether low-dose methylglyoxal (MGO), a component abundant in manuka honey and also produced inside cells, changes inflammatory and metabolic signaling in human THP-1 macrophages infected with Mycobacterium avium subspecies paratuberculosis (MAP), a microorganism linked in some research to Crohn’s disease.

The authors report that MGO reduced several pro-inflammatory markers and altered markers tied to glycolysis, lactate export (MCT4), and antioxidant (Nrf2/HO-1) responses in the infected macrophages. The work is preclinical/basic science using an in vitro macrophage infection model, not a clinical trial or treatment study.

The findings describe changes in gene/protein markers and propose molecular mechanisms; they do not provide evidence that MGO or manuka honey is safe or effective as a therapy for people with Crohn’s disease.

Keep In Mind

Findings are from an in vitro macrophage infection model (abstract-level summary). The paper proposes molecular mechanisms and marker changes but does not include human or animal efficacy/safety data. Treat this as preclinical research.

Source Details

Review the original publication for the complete reporting, methods, and context.

Read Original Source
Research paper Evidence type derived from source or registry metadata.
PublicationInternational journal of molecular sciences
AuthorsAlrefaey HR, Naser SA
Study typeJournal article
Indexed viaEurope PMC
Source typeResearch paper
PublishedAug 2, 2026, 12:00 AM
Content availableJournal abstract

Funding disclosed by the source: Florida Legislative Grant - NA

This Cure8 brief is based on source text from the linked article. Cure8 is informational only and is not a substitute for professional medical advice, diagnosis, or treatment.

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