Large-Scale Differential Proteome Analysis in Plasmodium falciparum under Drug Treatment
2008

Proteome Changes in Plasmodium falciparum under Drug Treatment

Sample size: 1253 publication Evidence: high

Author Information

Author(s): Judith Helena Prieto, Sasa Koncarevic, Sung Kyu Park, John Yates III, Katja Becker

Primary Institution: The Scripps Research Institute

Hypothesis

What are the protein expression changes in Plasmodium falciparum following treatment with chloroquine and artemisinin?

Conclusion

The study identified significant changes in the proteome of Plasmodium falciparum in response to chloroquine and artemisinin treatment.

Supporting Evidence

  • 1,253 proteins were identified in total, increasing the number of proteins known in the trophozoite stage by 30%.
  • 41 proteins were upregulated and 14 downregulated in chloroquine treated cells.
  • 38 proteins were upregulated and 8 downregulated in artemisinin treated cells.
  • The methodology allows for efficient large-scale differential proteome analysis of P. falciparum.

Takeaway

This study looked at how a malaria parasite changes its proteins when treated with two different drugs, helping us understand how these drugs work.

Methodology

The study used stable isotope labeling and mass spectrometry to analyze protein expression changes in Plasmodium falciparum after drug treatment.

Limitations

The study primarily focused on specific drug concentrations and may not represent all possible responses to varying drug doses.

Digital Object Identifier (DOI)

10.1371/journal.pone.0004098

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