LPS-induced serum TNF production and lethality in mice: effect of L-carnitine and some acyl-derivatives
1993

Effects of L-Carnitine on TNF Production in Mice

Sample size: 24 publication Evidence: moderate

Author Information

Author(s): Vito Ruggiero, Claudio M. D'Urso, Claudio Albertoni, Silvia Campo, Piero ForestacA, Edoardo Arrigoni Martelli

Primary Institution: Sigma Tau Ind. Farm., Riun. SpA, Research and Development, Department of Microbiology and Immunology, Pomezia, Italy

Hypothesis

L-carnitine and its derivatives can reduce serum TNF production and improve survival in a murine endotoxin shock model.

Conclusion

L-carnitine significantly reduced serum TNF levels but did not substantially improve survival in LPS-treated mice.

Supporting Evidence

  • L-carnitine treatment led to a significant decrease in serum TNF levels.
  • Despite the reduction in TNF, survival rates did not significantly improve.
  • IL-6 levels increased in response to L-carnitine treatment.

Takeaway

This study looked at how L-carnitine affects sick mice after they get a harmful substance. It found that while L-carnitine can lower a certain harmful chemical in the blood, it doesn't really help the mice live longer.

Methodology

C57BL/6 mice were injected with LPS and treated with L-carnitine and its derivatives, with serum TNF and IL-6 levels measured after treatment.

Limitations

The study did not find a significant increase in survival despite reductions in TNF levels.

Participant Demographics

Male C57BL/6 mice, 6-7 weeks old.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

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