<abstract xmlns="http://www.w3.org/1999/xhtml"><p>To determine the effects of vaccination against <italic>Yersinia ruckeri</italic> on the health condition of rainbow trout, <italic>Oncorhynchus mykiss</italic> (Walbaum) in general, and oxidative stress biomarkers and metabolic parameters specifically, as well as to identify mechanisms that underpin the susceptibility of fish to vaccination, we compared the liver and heart function, and the oxidative mechanism underlying those effects, by detecting relevant lipid peroxidation and protein oxidation biomarkers, as well as aerobic-anaerobic metabolism in trout immunized against <italic>Y. ruckeri</italic> at 30 days post-vaccination and in healthy individuals. In our study, hepatic aminotransferase activities were positively associated with the oxidative stress biomarkers in the trout vaccinated against <italic>Y. ruckeri</italic>. Moreover, similar associations were observed in the cardiac tissue of the immunized trout. Decreased aldehydic and ketonic derivatives of oxidatively modified proteins and the reduction of aminotransferase and lactate dehydrogenase activities were sensitive to the vaccination of trout against <italic>Y. ruckeri</italic> and may potentially be used as biomarkers in evaluating vaccine effects in the liver of rainbow trout. Understanding the role of biochemical changes in the tissues of vaccinated trout has important implications for understanding of the complex physiological changes that occur in immunization, and also for improving aquaculture practices to maximize tissue growth and the health of vaccinated trout.</p></abstract>

To determine the effects of vaccination against Yersinia ruckeri on the health condition of rainbow trout, Oncorhynchus mykiss (Walbaum) in general, and oxidative stress biomarkers and metabolic parameters specifically, as well as to identify mechanisms that underpin the susceptibility of fish to vaccination, we compared the liver and heart function, and the oxidative mechanism underlying those effects, by detecting relevant lipid peroxidation and protein oxidation biomarkers, as well as aerobic-anaerobic metabolism in trout immunized against Y. ruckeri at 30 days post-vaccination and in healthy individuals. In our study, hepatic aminotransferase activities were positively associated with the oxidative stress biomarkers in the trout vaccinated against Y. ruckeri. Moreover, similar associations were observed in the cardiac tissue of the immunized trout. Decreased aldehydic and ketonic derivatives of oxidatively modified proteins and the reduction of aminotransferase and lactate dehydrogenase activities were sensitive to the vaccination of trout against Y. ruckeri and may potentially be used as biomarkers in evaluating vaccine effects in the liver of rainbow trout. Understanding the role of biochemical changes in the tissues of vaccinated trout has important implications for understanding of the complex physiological changes that occur in immunization, and also for improving aquaculture practices to maximize tissue growth and the health of vaccinated trout.

Effects of vaccination against <italic>Yersinia ruckeri</italic> on oxidative stress biomarkers and liver and heart biochemistry in rainbow trout (<italic>Oncorhynchus mykiss</italic>)

Department of Zoology and Animal Physiology, Institute of Biology and Environmental Protection, Pomeranian University in Słupsk, Poland

Department of Salmonid Research, Inland Fisheries Institute, Rutki, 83-330 Żukowo, Poland

Department of Fish Diseases, National Veterinary Research Institute, Puławy, Poland

Fisheries & Aquatic Life

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Effects of vaccination against  on oxidative stress biomarkers and liver and heart biochemistry in rainbow trout ()

To determine the effects of vaccination against Yersinia ruckeri on the health condition of rainbow trout, Oncorhynchus mykiss (Walbaum) in general, and...

Effects of vaccination against Yersinia ruckeri on oxidative stress biomarkers and liver and heart biochemistry in rainbow trout (Oncorhynchus mykiss)

Published Online: Apr 09, 2016

Page range: 33 - 46

Received: Aug 12, 2015

Accepted: Feb 25, 2016

DOI: https://doi.org/10.1515/aopf-2016-0004

Keywords
rainbow trout, immunization, oxidative stress, metabolic parameters, liver, heart

© 2016 Archives of Polish Fisheries

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Effects of vaccination against Yersinia ruckeri on oxidative stress biomarkers and liver and heart biochemistry in rainbow trout (Oncorhynchus mykiss)

Published Online: Apr 09, 2016

Page range: 33 - 46

Received: Aug 12, 2015

Accepted: Feb 25, 2016

DOI: https://doi.org/10.1515/aopf-2016-0004

Keywordsrainbow trout, immunization, oxidative stress, metabolic parameters, liver, heart

© 2016 Archives of Polish Fisheries

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
rainbow trout, immunization, oxidative stress, metabolic parameters, liver, heart