An Adaptable Two-Color Flow Cytometric Assay to Quantitate the Invasion of Erythrocytes by Plasmodium falciparum Parasites
2010

New Flow Cytometry Method to Study Malaria Parasite Invasion

publication Evidence: moderate

Author Information

Author(s): Theron Michel Hesketh, Richard L Subramanian, Sathish Rayner, Julian C Rayner

Primary Institution: Wellcome Trust Sanger Institute

Hypothesis

Can a two-color flow cytometry assay effectively quantify the invasion of erythrocytes by Plasmodium falciparum parasites?

Conclusion

The developed two-color flow cytometry assay successfully quantifies erythrocyte invasion by Plasmodium falciparum and can adapt to various laboratory strains.

Supporting Evidence

  • The assay can be adapted to different flow cytometers based on available laser lines.
  • Fluorescent dyes used do not interfere with the invasion process.
  • The method allows for high-throughput analysis of erythrocyte invasion.

Takeaway

Researchers created a new test to see how malaria parasites invade red blood cells, which helps us understand how the disease works.

Methodology

The study used two-color flow cytometry to distinguish between invaded and non-invaded erythrocytes, employing fluorescent dyes for labeling.

Limitations

The assay may not account for all genetic variations affecting invasion efficiency and relies on specific dye combinations.

Digital Object Identifier (DOI)

10.1002/cyto.a.20972

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