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Marins AT, Severo ES, Leitemperger JW, Cerezer C, Muller TE, Costa MD, Weimer GH, Bandeira NMG, Prestes OD, Zanella R, Loro VL. Assessment of River Water Quality in an Agricultural Region of Brazil Using Biomarkers in a Native Neotropical Fish, Astyanax spp. (Characidae). Bull Environ Contam Toxicol 2020; 104:575-581. [PMID: 32166333 DOI: 10.1007/s00128-020-02821-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/27/2019] [Accepted: 03/04/2020] [Indexed: 06/10/2023]
Abstract
Intensive agricultural and livestock activities demand high pesticide use and, consequently, contaminants reach aquatic ecosystems. In the lower Jacuí River, southern Brazil, there is a lack of knowledge about pesticide residues in water samples and the biochemical responses in native fish species. Thus, this study aimed to estimate the influence of pesticide residues and water parameters to biomarker responses in the native fish Astyanax spp. We performed seasonal biomonitoring in 2017 with water samples and fish collections. Biomarkers of oxidative stress, antioxidants, biotransformation, and neurotoxicity were analyzed in fish tissues. Fourteen pesticide residues were detected; they presented correlations with detoxification enzyme and oxidative stress biomarkers. These data indicate that most of variations can be related to the pesticide presence in water indicating high aquatic pollution in this place.
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Affiliation(s)
- Aline Teixeira Marins
- Programa de Pós-Graduação Em Biodiversidade Animal, Universidade Federal de Santa Maria, Roraima Avenue, Santa Maria, RS, CEP 97105-900, Brazil
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Eduardo Stringini Severo
- Programa de Pós-Graduação Em Biodiversidade Animal, Universidade Federal de Santa Maria, Roraima Avenue, Santa Maria, RS, CEP 97105-900, Brazil
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Jossiele Wesz Leitemperger
- Programa de Pós-Graduação Em Ciências Biológicas: Bioquímica Toxicológica, Departamento de Bioquímica e Biologia Molecular, Universidade Federal de Santa Maria, Santa Maria, Brazil
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Cristina Cerezer
- Programa de Pós-Graduação Em Biodiversidade Animal, Universidade Federal de Santa Maria, Roraima Avenue, Santa Maria, RS, CEP 97105-900, Brazil
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Talise Elwanger Muller
- Programa de Pós-Graduação Em Ciências Biológicas: Bioquímica Toxicológica, Departamento de Bioquímica e Biologia Molecular, Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Maiara Dorneles Costa
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Gustavo Henrique Weimer
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | | | - Osmar Damian Prestes
- Laboratório de Análises de Resíduos de Pesticidas (LARP), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Renato Zanella
- Laboratório de Análises de Resíduos de Pesticidas (LARP), Universidade Federal de Santa Maria, Santa Maria, Brazil
| | - Vania Lucia Loro
- Programa de Pós-Graduação Em Biodiversidade Animal, Universidade Federal de Santa Maria, Roraima Avenue, Santa Maria, RS, CEP 97105-900, Brazil.
- Programa de Pós-Graduação Em Ciências Biológicas: Bioquímica Toxicológica, Departamento de Bioquímica e Biologia Molecular, Universidade Federal de Santa Maria, Santa Maria, Brazil.
- Laboratório de Toxicologia Aquática (Labtaq), Universidade Federal de Santa Maria, Santa Maria, Brazil.
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do Amaral AMB, de Lima Costa Gomes J, Weimer GH, Marins AT, Loro VL, Zanella R. Seasonal implications on toxicity biomarkers of Loricariichthys anus (Valenciennes, 1835) from a subtropical reservoir. Chemosphere 2018; 191:876-885. [PMID: 29107229 DOI: 10.1016/j.chemosphere.2017.10.114] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/16/2017] [Revised: 10/09/2017] [Accepted: 10/20/2017] [Indexed: 06/07/2023]
Abstract
Cropping systems based on intensive land use and continuous application of agricultural chemicals inflict a threat to aquatic organisms since these substances will inevitably be carried in to water bodies where they can accumulate, particularly in lentic sites. Pesticides exposure in aquatic animals can cause changes that can be quantified through biomarkers. Thus, this study aimed to investigate the effects of season on oxidative stress and neurotoxicity biomarkers in Loricariichthys anus from a subtropical reservoir surrounded by agricultural areas in southern Brazil. Ten armored catfish were collected from six sites in February and August 2016. Pesticides present in the water, sediment and muscle were identified and quantified. No pesticides were detected either in sediment nor in muscle. During the winter, the water contained atrazine, imidacloprid, simazine, azoxystrobin, and propoxur; however, in summer, only atrazine was present in the water. In the winter, there was an increase in the hepatic GST activity and in GPx that kept lipid peroxidation (TBARS) constant and, in the summer, there was an increase in metallothioneins levels. In the gills, variables related to summer were possibly responsible for the elevation of GST, GPx and TBARS; during the winter, there was greater carbonylation of proteins. In the winter, the increased AChE activity in brain and muscle tissue was related to carbonylation of proteins in brain. Although the amount of pesticides detected in the water was low, chronic exposure in addition to environmental variations can cause direct and indirect effects on L. anus population.
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Affiliation(s)
- Aline Monique Blank do Amaral
- Programa de Pós-Graduação em Biodiversidade Animal, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil; Laboratório de Toxicologia Aquática, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil
| | - Jeane de Lima Costa Gomes
- Laboratório de Toxicologia Aquática, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil
| | - Gustavo Henrique Weimer
- Laboratório de Toxicologia Aquática, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil
| | - Aline Teixeira Marins
- Programa de Pós-Graduação em Biodiversidade Animal, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil; Laboratório de Toxicologia Aquática, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil
| | - Vania Lucia Loro
- Programa de Pós-Graduação em Biodiversidade Animal, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil; Laboratório de Toxicologia Aquática, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil.
| | - Renato Zanella
- Laboratório de Análises de Resíduos de Pesticidas (LARP), Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, CEP: 97105.900, Brazil
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