Surfactants as Microbicides and Contraceptive Agents: A Systematic In Vitro Study
2008

Surfactants as Microbicides and Contraceptive Agents: A Systematic In Vitro Study

publication Evidence: moderate

Author Information

Author(s): Vieira Otilia V., Hartmann Diego O., Cardoso Carla M. P., Oberdoerfer Daniel, Baptista Marta, Santos Manuel A. S., Almeida Luis, Ramalho-Santos João, Vaz Winchil L. C.

Primary Institution: Centre for Neuroscience and Cell Biology, University of Coimbra, Coimbra, Portugal

Hypothesis

Are surfactants really useful as vaginal microbicides and contraceptives?

Conclusion

The study found that while certain surfactants are effective against bacteria and yeast, they are not spermicidal and do not prevent viral infections at non-toxic concentrations to epithelial cells.

Supporting Evidence

  • The study systematically evaluated the microbicidal, anti-viral, and contraceptive potential of various surfactants.
  • None of the surfactants tested showed spermicidal activity at concentrations that were non-toxic to mammalian cells.
  • Cationic surfactants were found to be effective against bacterial and fungal infections.
  • The results suggest that further research is needed to understand the mechanisms of surfactant action.

Takeaway

This study looked at different soaps to see if they could help prevent pregnancy and diseases, but found that they don't work well for that.

Methodology

The study evaluated the toxicity of various surfactants on mammalian cells, bacteria, and fungi using in vitro assays.

Limitations

The study was conducted in vitro, which may not fully represent in vivo conditions.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0002913

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