Component
Human plasma 3-hydroxyisovalerylcarnitine concentration
Human plasma 3-hydroxyisovalerylcarnitine concentration. Species, exposure and limitations are retained in each linked claim.
1 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
Plasma 3-hydroxyisovalerylcarnitine was above the study reference interval in 7 of 10 adults by day 14 and 9 of 10 by day 28 of depletion, then fell with repletion.
Experimental context and source evidence
- availability_state
- nutrient_deficiency Imported condition classification; unverified.
- evidence_span
- {"source_cache": "artifacts/biotin-research/20943794.abstract.txt", "locator": "Exact primary indexed abstract; zero-based, end-exclusive Unicode character offsets", "file_sha256": "1351a960b61efdce767a72da73d9ad8755e52f935e98b9510b4f68c2d5b83c9a", "start_char": 0, "end_char": 1877, "text_sha256": "1351a960b61efdce767a72da73d9ad8755e52f935e98b9510b4f68c2d5b83c9a"}
- experimental_model
- Depletion/repletion in 10 healthy adults, 8 women
- exposure
- 28 days of undenatured egg white, followed by repletion
- limitations
- The study-specific reference interval and 10 participants do not define a universally diagnostic blood cutoff.
- nutrient_topic
- Biotin research collection; topical membership is not evidence of a direct dietary effect. · Biotin
- organism
- Homo sapiens
- plain_language
- A blood marker tracked depletion in most, but not all, participants.
- primary_references
- [b7-p20943794] Plasma concentration of 3-hydroxyisovaleryl carnitine is an early and sensitive indicator of marginal biotin deficiency in humans. (2010). https://pubmed.ncbi.nlm.nih.gov/20943794/ DOI: 10.3945/ajcn.110.002543
- tissue_or_cell_type
- Plasma
- trigger_kind
- nutrient_deficiency Imported condition classification; unverified.
Biotin: carboxylases, recycling, deficiency and nutrient interactions (2026-09-17) · lines 936–947
AI-assisted literature curation; primary study URLs and scope retained in the document and extraction. Not publisher full text. · supports · Depletion/repletion in 10 healthy adults, 8 women · source_derived_draft · unverified_draft
### b7-plasma-c5oh Plasma 3-hydroxyisovalerylcarnitine was above the study reference interval in 7 of 10 adults by day 14 and 9 of 10 by day 28 of depletion, then fell with repletion. Condition category: nutrient_deficiency nutrient_topic: Biotin research collection; topical membership is not evidence of a direct dietary effect. plain_language: A blood marker tracked depletion in most, but not all, participants. organism: Homo sapiens tissue_or_cell_type: Plasma experimental_model: Depletion/repletion in 10 healthy adults, 8 women limitations: The study-specific reference interval and 10 participants do not define a universally diagnostic blood cutoff. exposure: 28 days of undenatured egg white, followed by repletion evidence_span: {"source_cache": "artifacts/biotin-research/20943794.abstract.txt", "locator": "Exact primary indexed abstract; zero-based, end-exclusive Unicode character offsets", "file_sha256": "1351a960b61efdce767a72da73d9ad8755e52f935e98b9510b4f68c2d5b83c9a", "start_char": 0, "end_char": 1877, "text_sha256": "1351a960b61efdce767a72da73d9ad8755e52f935e98b9510b4f68c2d5b83c9a"} [b7-p20943794] Plasma concentration of 3-hydroxyisovaleryl carnitine is an early and sensitive indicator of marginal biotin deficiency in humans. (2010). https://pubmed.ncbi.nlm.nih.gov/20943794/ DOI: 10.3945/ajcn.110.002543
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.