Chlorpyrifos induces genotoxic effects in human leukocytes in vitro at low concentrations

Autores/as

  • Elvio Adílio Serpa Universidade Federal do Pampa Autor/a
  • Elisandra Gomes Schmitt Universidade Federal do Pampa Autor/a
  • Luísa Zuravski Universidade Federal do Pampa Autor/a
  • Michel Mansur Machado Universidade Federal do Pampa Autor/a
  • Luís Flávio Souza de Oliveira Universidade Federal do Pampa Autor/a http://orcid.org/0000-0002-5548-6576

DOI:

https://doi.org/10.4025/actascihealthsci.v41i1.44291

Palabras clave:

pesticide, genotoxicity, clastogenic effect, chlorpyrifos.

Resumen

Chlorpyrifos (CPF) is an organophosphate widely marketed as a pesticide. However, only few studies have investigated its genotoxic potential, especially in human tissues or cells, or the minimal concentration capable of inducing damage. This study analyzed the in vitro genotoxic potential of CPF in cultured human leukocytes at concentrations of 3, 35, and 350 μg mL-1. Results demonstrated that the two highest concentrations exhibited an increase (~2-fold) in the micronucleus frequency (p < 0.01), the number of numerical chromosomal instabilities (~10–12 times, p < 0.05), and the number of apoptotic cells (~10- to 20-fold, p < 0.001). These results demonstrate the genotoxic potential of CPF and could open new discussions regarding its safety and toxicology.

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Biografía del autor/a

  • Elvio Adílio Serpa, Universidade Federal do Pampa

    Graduação em Ciências Farmacêuticas, Universidade Federal do Pampa, BR 472, Km 585, CEP 97501-970, Uruguaiana, RS.

  • Elisandra Gomes Schmitt, Universidade Federal do Pampa
    Faculdade de Farmácia, Universidade Federal do Pampa, BR 472, Km 585, CEP 97501-970, Uruguaiana, Rio Grande do Sul, Brasil.
  • Luísa Zuravski, Universidade Federal do Pampa

    Graduação em Bioquímica, Universidade Federal do Pampa, BR 472, Km 585, CEP 97501-970, Uruguaiana, RS.

  • Michel Mansur Machado, Universidade Federal do Pampa

    Graduação em Ciências Farmacêuticas, Universidade Federal do Pampa, BR 472, Km 585, CEP 97501-970, Uruguaiana, RS.

  • Luís Flávio Souza de Oliveira, Universidade Federal do Pampa
    Graduate Program in Pharmaceutical Sciences

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Publicado

2019-05-22

Número

Sección

Farmácia

Cómo citar

Serpa, E. A., Schmitt, E. G., Zuravski, L., Machado, M. M., & Oliveira, L. F. S. de. (2019). Chlorpyrifos induces genotoxic effects in human leukocytes in vitro at low concentrations. Acta Scientiarum. Health Sciences, 41(1), e44291. https://doi.org/10.4025/actascihealthsci.v41i1.44291

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