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Health parameters and antioxidant response in Black Sea whiting Merlangius merlangus euxinus (Nordmann, 1840) parasitized by nematode Hysterothylacium aduncum (Rud., 1802)

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dc.creator Skuratovskaya, Ekaterina
dc.creator Skuratovskaya, Ekaterina
dc.creator Zav'yalov, Andrey
dc.creator Rudneva, Irina
dc.date 2019-01-04
dc.date.accessioned 2023-03-30T19:35:04Z
dc.date.available 2023-03-30T19:35:04Z
dc.identifier https://comunicatascientiae.com.br/comunicata/article/view/2441
dc.identifier 10.14295/cs.v9i4.2441
dc.identifier.uri https://biblioteca-repositorio.clacso.edu.ar/handle/CLACSO/246757
dc.description Biometrical and biochemical parameters in healthy and parasitized by nematode Hysterothylacium aduncum Black Sea whiting Merlangius merlangus euxinus were studied. The increase of hepatosomatic index and decrease of spleen index in infected fish were found, while condition factor was similar in both groups. Antioxidant enzyme activities (superoxide dismutase (SOD), catalase (CAT), peroxidase (PER), glutathione reductase (GR) and glutathione-S-transferase (GST)) were higher in red blood cells in the parasitized fish as compared with the healthy animals. In the liver, the antioxidant response was not uniform: activities of SOD and GST decreased and activities of PER, GR and CAT increased in the infected individuals. The obtained results reflect host defense against oxidative stress caused parasitic infection. The tissue specific fluctuations of antioxidant response in parasitized and healthy fish are discussed. Data in this study can be used for understanding the defense mechanisms of fish against parasites. en-US
dc.description Biometrical and biochemical parameters in healthy and parasitized by nematode Hysterothylacium aduncum Black Sea whiting Merlangius merlangus euxinus were studied. The increase of hepatosomatic index and decrease of spleen index in infected fish were found, while condition factor was similar in both groups. Antioxidant enzyme activities (superoxide dismutase (SOD), catalase (CAT), peroxidase (PER), glutathione reductase (GR) and glutathione-S-transferase (GST)) were higher in red blood cells in the parasitized fish as compared with the healthy animals. In the liver, the antioxidant response was not uniform: activities of SOD and GST decreased and activities of PER, GR and CAT increased in the infected individuals. The obtained results reflect host defense against oxidative stress caused parasitic infection. The tissue specific fluctuations of antioxidant response in parasitized and healthy fish are discussed. Data in this study can be used for understanding the defense mechanisms of fish against parasites. pt-BR
dc.format application/pdf
dc.language eng
dc.publisher Federal University of Piauí en-US
dc.relation https://comunicatascientiae.com.br/comunicata/article/view/2441/608
dc.rights Copyright (c) 2019 Ekaterina Skuratovskaya, Ekaterina Skuratovskaya, Andrey Zav'yalov, Irina Rudneva en-US
dc.source Comunicata Scientiae; Vol. 9 No. 4 (2018); 700-709 en-US
dc.source Comunicata Scientiae; v. 9 n. 4 (2018); 700-709 pt-BR
dc.source 2177-5133
dc.source 2176-9079
dc.title Health parameters and antioxidant response in Black Sea whiting Merlangius merlangus euxinus (Nordmann, 1840) parasitized by nematode Hysterothylacium aduncum (Rud., 1802) en-US
dc.title Health parameters and antioxidant response in Black Sea whiting Merlangius merlangus euxinus (Nordmann, 1840) parasitized by nematode Hysterothylacium aduncum (Rud., 1802) pt-BR
dc.type info:eu-repo/semantics/article
dc.type info:eu-repo/semantics/publishedVersion


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