Dietary supplementation with biosynthesised nano-selenium affects growth, carcass characteristics, meat quality and blood parameters of broiler chickens

2021 ◽  
Author(s):  
M. Khajeh Bami ◽  
M. Afsharmanesh ◽  
M. Espahbodi
2018 ◽  
Vol 11 (7) ◽  
pp. 959-964 ◽  
Author(s):  
Govindarajan Gomathi ◽  
Subramaniam Senthilkumar ◽  
Amirthalingam Natarajan ◽  
Ramasamy Amutha ◽  
Manika Ragavan Purushothaman

Antioxidants ◽  
2019 ◽  
Vol 8 (10) ◽  
pp. 435 ◽  
Author(s):  
Shi-Guang Jiang ◽  
Neng-Xia Pan ◽  
Meng-Jie Chen ◽  
Xiu-Qi Wang ◽  
Hui-Chao Yan ◽  
...  

This study aimed to investigate the effects of dietary supplementation with dl-methionine (dl-Met) and dl-methionyl-dl-methionine (dl-Met-Met) in breeding pigeons on the carcass characteristics, meat quality and antioxidant activity of squabs. A total of 324 pairs of breeding pigeons were selected and allotted to 9 treatments in a completely randomized design, and the birds were fed dietary treatments for 45 d, including a Met-deficient basal diet (BD, crude protein = 15%, Met = 0.25%) and BD + 0.15%, 0.30%, 0.45%, or 0.60% dl-Met or dl-Met-Met diets. Compared with the diet fed to the BD group, dietary dl-Met or dl-Met-Met supplementation effectively increased the carcass yield, semieviscerated yield, eviscerated yield, breast muscle yield, thigh muscle yield, a* value, catalase activity, total superoxide dismutase activity and glutathione peroxidase activity, but decreased the L* value, malonaldehyde concentration, drip loss and cooking loss of squabs (p < 0.05). The relative bioavailability values of dl-Met-Met relative to those of dl-Met were 467% and 376% based on carcass yield and breast muscle yield, respectively (p < 0.001). Moreover, dl-Met-Met was more effective than dl-Met in decreasing the drip loss and improving the antioxidant activity of the breast and thigh muscles of squabs (p < 0.05). As a source of Met, dl-Met-Met, rather than dl-Met, was more beneficial to squabs.


Meat Science ◽  
2013 ◽  
Vol 95 (3) ◽  
pp. 542-548 ◽  
Author(s):  
Raffaella Rossi ◽  
Grazia Pastorelli ◽  
Susanna Cannata ◽  
Siria Tavaniello ◽  
Giuseppe Maiorano ◽  
...  

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