Journal of Marine Biology and AquacultureJournal of Marine Biology and AquacultureJournal of Marine Biology and AquacultureJournal of Marine Biology and Aquaculture2381-0750Ommega Online PublishersNew Jersey, USA136610.15436/2381-0750.17.1366Research ArticleChanges in Stress Responses in Juvenile Rockfish Sebastes Schlegelii Exposed to Dietary Lead (Pb) and Ascorbic AcidChanges in Stress Responses in Juvenile Rockfish Sebastes Schlegelii Exposed to Dietary Lead (Pb) and Ascorbic AcidJu-Chan Kang 1West Sea Fisheries Research Institute National Institute of Fisheries Science Incheon 22383 Korea 2Department of Aquatic Life Medicine Pukyong National University Busan 48513 Korea Editor* E-mail: jckang@pknu.ac.kr
The authors have declared that no competing interests exist.
20172703201731JMBA-17-RA-136615022017160320172017Creative Commons Attribution LicenseThis is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. nbsp emsp emsp Juvenile rock fish Sebastes schlegelii were exposed to dietary lead Pb2 at concentrations of 0 120 and 240 mg L and ascorbic acid AsA at 100 200 and 400 mg L for 4 weeks The stress indicators plasma cortisol and heat shock protein 70 of S schlegelii were also analyzed Plasma cortisol and HSP 70 were considerably increased following exposure to dietary Pb and high levels of ascorbic acid were highly effective in alleviating these elevations in cortisol and HSP 70 Lysozyme activity was significantly increased The results of this study indicate that dietary Pb affects the stress indicators and high doses of AsA supplementation were effective in attenuating the changes brought about by dietary Pb exposure 10