Component
Mouse atherosclerotic lesions during carnitine exposure, model specified
Context-specific entity; species, compartment and exposure are stated on each claim.
2 recorded relationships. Experimental role, claim status and evidence remain attached to each record.
How nutrients influence it
Every nutrient with a recorded effect on this component, credited to the nutrient that acted rather than the chapter that recorded it. Open a nutrient to see the findings and the conditions they were measured under.
Other things that act on it
Enzymes, hormones, genes, and other components with a recorded effect. These are not nutrients, so they do not count toward the arrows above. Each finding names the chapter that recorded it.
How nutrients reach it in more than one step
Chains of two or more recorded steps that end here, grouped by the nutrient they start from. Each step is a separate finding, so a chain is a route a mechanism could take, not proof that it does.
Tracing routes…
What it does
Every recorded relationship this component is part of, grouped by its role. Plain wording comes first; the technical statement follows.
What acts on it
Chronic dietary carnitine increased atherosclerosis in the studied mice; concurrent microbial suppression prevented that increase.
Experimental context and source evidence
- evidence_access
- Primary abstract
- experimental_model
- Atherosclerosis-prone mice; dietary intervention with microbiota suppression comparison.
- limitations
- Human cohort associations in the same paper are not randomized supplement effects.
- nutrient_topic
- L-Carnitine collection; isomer, preparation, species, exposure and manipulation remain explicit. · L-Carnitine
- plain_language
- One mouse study linked carnitine metabolism to more arterial lesions.
- primary_references
- Intestinal microbiota metabolism of L-carnitine, a nutrient in red meat, promotes atherosclerosis. · 2013 · https://pubmed.ncbi.nlm.nih.gov/23563705/ · DOI 10.1038/nm.3145
L-Carnitine: synthesis, acyl-group transport, fuel selection and nutrient interactions (2026-09-19) · lines 410–416
AI-assisted research curation; primary-abstract references and experimental limitations individually identified. Not publisher full text. · supports · Atherosclerosis-prone mice; dietary intervention with microbiota suppression comparison. · source_derived_draft · unverified_draft
## l-carnitine-mouse-atheroma-increase One mouse study linked carnitine metabolism to more arterial lesions. Chronic dietary carnitine increased atherosclerosis in the studied mice; concurrent microbial suppression prevented that increase. Model: Atherosclerosis-prone mice; dietary intervention with microbiota suppression comparison. Limitations: Human cohort associations in the same paper are not randomized supplement effects. Evidence access: Primary abstract Intestinal microbiota metabolism of L-carnitine, a nutrient in red meat, promotes atherosclerosis. · 2013 · https://pubmed.ncbi.nlm.nih.gov/23563705/ · DOI 10.1038/nm.3145
Complete structured claim and evidenceIn male ApoE-null mice expressing human CETP, carnitine raised TMAO but higher TMAO correlated with smaller aortic lesions across treatment groups.
Experimental context and source evidence
- evidence_access
- Primary abstract
- experimental_model
- Twelve-week carnitine and/or methimazole study; hCETP-expressing ApoE-null mice.
- limitations
- The inverse correlation does not establish TMAO protection; genotype, sex and co-treatment differ.
- nutrient_topic
- L-Carnitine collection; isomer, preparation, species, exposure and manipulation remain explicit. · L-Carnitine
- plain_language
- Another mouse model did not show the same adverse relationship.
- primary_references
- L-Carnitine intake and high trimethylamine N-oxide plasma levels correlate with low aortic lesions in ApoE(-/-) transgenic mice expressing CETP. · 2016 · https://pubmed.ncbi.nlm.nih.gov/26584136/ · DOI 10.1016/j.atherosclerosis.2015.10.108
L-Carnitine: synthesis, acyl-group transport, fuel selection and nutrient interactions (2026-09-19) · lines 418–424
AI-assisted research curation; primary-abstract references and experimental limitations individually identified. Not publisher full text. · supports · Twelve-week carnitine and/or methimazole study; hCETP-expressing ApoE-null mice. · source_derived_draft · unverified_draft
## l-carnitine-mouse-atheroma-inverse Another mouse model did not show the same adverse relationship. In male ApoE-null mice expressing human CETP, carnitine raised TMAO but higher TMAO correlated with smaller aortic lesions across treatment groups. Model: Twelve-week carnitine and/or methimazole study; hCETP-expressing ApoE-null mice. Limitations: The inverse correlation does not establish TMAO protection; genotype, sex and co-treatment differ. Evidence access: Primary abstract L-Carnitine intake and high trimethylamine N-oxide plasma levels correlate with low aortic lesions in ApoE(-/-) transgenic mice expressing CETP. · 2016 · https://pubmed.ncbi.nlm.nih.gov/26584136/ · DOI 10.1016/j.atherosclerosis.2015.10.108
Complete structured claim and evidence
The events it takes part in
A mechanism often involves more than two components. These are the full events, with every participant and its role.
Situations it appears in
Low-supply and faulty-machinery situations recorded in the chapters where this component plays a part.
In the sources
Preserved passages that mention this component, quoted exactly. Open one to read it in context.
Open hypotheses
Proposed ideas that involve this component. They are labeled as hypotheses and do not change any recorded statement.
This is a research prototype built from draft material. It is not medical advice, and its statements still await verification against the original studies.