scholarly journals Effects of dietary curcumin on growth performance, lipopolysaccharide-induced immune responses, oxidative stress and cell apoptosis in snakehead fish (Channa argus)

2022 ◽  
Vol 22 ◽  
pp. 100981
Author(s):  
Min Li ◽  
Yidi Kong ◽  
Xueqin Wu ◽  
Guiliang Guo ◽  
Li Sun ◽  
...  
2021 ◽  
Author(s):  
Jia-hua du ◽  
Zhe Yu ◽  
Jun-liang Zhao ◽  
Zhi-hui Bai ◽  
Ze-hao Guo ◽  
...  

Abstract Hexavalent chromium (Cr (VI)) is a very common and harmful heavy metal pollutant in the world. However, the responses of Cr (VI) to aquatic environmental toxicants have not been well described. In this study, we evaluated the waterborne Cr (VI) [ 0 mg/L (C1), 0.5 mg/L (C2), 1 mg/L (C3), 2 mg/L (C4)] exposed chronically to Channa argus. After 14 and 28 days, we measured biochemical parameters, Cr (VI) accumulation, antioxidant activity and immune response in the serum, liver and gill, respectively. Our results shown that Cr (VI) accumulation will occur in certain tissues as the time of exposure in water prolongs, and the biochemical parameters in the serum will increase. Antioxidant enzymes (catalase, superoxide dismutase and glutathione peroxidase) gradually decreased with the increasing time of Cr (VI) concentration, while the malondialdehyde concentration increases. In addition, in the immune response, cortisol, aminotransferase (ALT), aspartate aminotransferases (AST), alkaline phosphatase (AKP), immunoglobulin M increase, but lysozyme decrease. These results indicated that exposure to waterborne Cr (VI) can exert adverse effects in C. argus by inducing Cr (VI) accumulation, immune responses and oxidative stress.


2020 ◽  
Vol 21 (8) ◽  
pp. 626-632 ◽  
Author(s):  
Dawei Liu ◽  
Qinghua Wu ◽  
Hongyi Liu ◽  
Changhu Lu ◽  
Chao Gu ◽  
...  

Background: The red-crowned crane (Grus japonensis) is one of the most vulnerable bird species in the world. Mycotoxins are toxic secondary metabolites produced by fungi and considered naturally unavoidable contaminants in animal feed. Our recent survey indicated that the mycotoxins had the potential to contaminate redcrowned crane’s regular diets in China. Objective: This experiment was conducted to investigate the protective effects of mycotoxin binder montmorillonite (Mont) on growth performance, serum biochemistry and oxidative stress parameters of the red-crowned crane. Methods: 16 red-crowned cranes were divided into four groups and fed one of the following diets; a selected diet, regular diet, or the selected diet or regular diet with 0.5% montmorillonite added to the diets. The cranes' parameters of performance, hematology, serum biochemistry and serum oxidative stress were measured. Results: Consuming regular diets decreased the average daily feed intake (ADFI), levels of haemoglobin (Hb), platelet count (PLT), superoxide dismutase (SOD), glutathione peroxidase (GSH-Px) and catalase (CAT), but increased the activities of aspartate aminotransferase (AST), alanine aminotransferase (ALT), creatine kinase (CK) and lactate dehydrogenase (LDH). The supplementation of 0.5% Mont provided protection for the red-crowned crane in terms of feed intake, serum biochemistry and oxidative stress. Moreover, Mont supplementation had no adverse effect on the health of red-crowned crane. Conclusions: Taken together, these findings suggested that the addition of dietary Mont is effective in improving the health of red-crowned crane.


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