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Related Experiment Videos

Thiols and hepatic coma.

C J Holloway, G Brunner, E Schmidt

    Artificial Organs
    |February 1, 1979
    PubMed
    Summary
    This summary is machine-generated.

    Plasma concentrations of methane and ethane thiols (toxins) can predict outcomes in acute liver failure. Preventing elevated methionine levels may be key to managing these toxins.

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    Area of Science:

    • Biochemistry
    • Toxicology
    • Hepatology

    Background:

    • Acute liver failure is a critical condition with high mortality.
    • Elevated plasma thiol concentrations, including methane and ethane thiols, are observed in liver disease.
    • These thiols are implicated as potential toxins contributing to disease progression.

    Observation:

    • Gas chromatography was used to measure plasma thiol concentrations in patients with acute liver failure.
    • The study investigated the impact of therapeutic interventions, such as hemoperfusion, on thiol levels.
    • Protein-bound thiols were found to be challenging to remove via extracorporeal liver support.

    Findings:

    • Plasma thiol levels can serve as a prognostic marker in acute liver failure.
    • Hemoperfusion showed limited efficacy in reducing covalently protein-bound thiol concentrations.

    Related Experiment Videos

  • Elevated plasma methionine levels are strongly associated with pathological thiol concentrations in severe liver disease.

    • Implications:

    • Early normalization of methionine levels may offer a preventative strategy against thiol accumulation.
    • Current extracorporeal liver support systems are not highly effective for removing these protein-bound toxins.
    • Further research into methionine metabolism and thiol detoxification pathways is warranted for improved patient outcomes.