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Research Article

Impact of Long-Term Treatment with Ivermectin on the Prevalence and Intensity of Soil-Transmitted Helminth Infections

  • Ana Lucia Moncayo,

    Affiliations: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador, Instituto de Saude Colectiva, Universidad Federal da Bahia, Rua Basílio da Gama, s/n - Campus Universitário Canela, Salvador, Bahia, Brazil

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  • Maritza Vaca,

    Affiliation: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador

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  • Leila Amorim,

    Affiliations: Instituto de Saude Colectiva, Universidad Federal da Bahia, Rua Basílio da Gama, s/n - Campus Universitário Canela, Salvador, Bahia, Brazil, Instituto de Matemática, Universidad Federal da Bahia, Instituto de Matemática - Campus de Ondina, Ondina, Salvador, Bahia, Brazil

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  • Alejandro Rodriguez,

    Affiliations: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador, Instituto de Saude Colectiva, Universidad Federal da Bahia, Rua Basílio da Gama, s/n - Campus Universitário Canela, Salvador, Bahia, Brazil

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  • Silvia Erazo,

    Affiliation: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador

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  • Gisela Oviedo,

    Affiliation: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador

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  • Isabel Quinzo,

    Affiliation: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador

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  • Margarita Padilla,

    Affiliation: Programa Nacional de Eliminacion de Oncocercosis del Ecuador, SNEM, Guayaquil, Ecuador

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  • Martha Chico,

    Affiliation: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador

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  • Raquel Lovato,

    Affiliation: Programa Nacional de Eliminacion de Oncocercosis del Ecuador, SNEM, Guayaquil, Ecuador

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  • Eduardo Gomez,

    Affiliation: Programa Nacional de Eliminacion de Oncocercosis del Ecuador, SNEM, Guayaquil, Ecuador

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  • Mauricio L. Barreto,

    Affiliation: Instituto de Saude Colectiva, Universidad Federal da Bahia, Rua Basílio da Gama, s/n - Campus Universitário Canela, Salvador, Bahia, Brazil

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  • Philip J. Cooper mail

    pcooper@ecnet.ec

    Affiliations: Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador, Centre for Infection, St George's University of London, Cranmer Terrace, Tooting, London, United Kingdom

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  • Published: September 10, 2008
  • DOI: 10.1371/journal.pntd.0000293

About the Authors

Ana Lucia Moncayo, Maritza Vaca, Alejandro Rodriguez, Silvia Erazo, Gisela Oviedo, Isabel Quinzo, Martha Chico, Philip J. Cooper
Instituto de Microbiologia, Universidad San Francisco de Quito, Diego Robles y Via Interoceanica S/N, Cumbaya, Quito, Ecuador
Ana Lucia Moncayo, Leila Amorim, Alejandro Rodriguez, Mauricio L. Barreto
Instituto de Saude Colectiva, Universidad Federal da Bahia, Rua Basílio da Gama, s/n - Campus Universitário Canela, Salvador, Bahia, Brazil
Leila Amorim
Instituto de Matemática, Universidad Federal da Bahia, Instituto de Matemática - Campus de Ondina, Ondina, Salvador, Bahia, Brazil
Margarita Padilla, Raquel Lovato, Eduardo Gomez
Programa Nacional de Eliminacion de Oncocercosis del Ecuador, SNEM, Guayaquil, Ecuador
Philip J. Cooper
Centre for Infection, St George's University of London, Cranmer Terrace, Tooting, London, United Kingdom

Corresponding Author

Email: pcooper@ecnet.ec

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PJC. Performed the experiments: ALM MV AR SE GO IQ MP. Analyzed the data: ALM LA. Contributed reagents/materials/analysis tools: RL EG MLB. Wrote the paper: ALM PJC. Supervised data analysis: LA. Edited the manuscript: MLB. Supervised the experiments: MC RL EG PJC.