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Effects of dietary supplementation of bioactive selenium on performance, egg quality and selenium content in the egg yolk of laying hens
Published 2021-04-01Get full textThis study was designed to evaluate the effects of bioactive selenium on performance, egg quality and selenium content in the egg yolk of laying hens. The healthy Roman grey laying hens with similar body mass and laying rate were selected as the testing objects. All hens were fed with corn-soybean m...
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Protective effect and mechanisms of marine antifreeze protein product on sperm cryodamage in livestock
Published 2020-12-01Get full textAntifreeze proteins (AFPs), a class of antifreeze substances, were initially found to bind to ice crystals in vivo, thereby contributing to inhibition of the growth of ice crystals that enabled polar fish to survive at the temperatures below freezing point. As a potential cryoprotectant, AFPs had be...
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