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棉酚对雄性肉仔鸡肝脏抗氧化能力的影响

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为研究棉酚对雄性肉仔鸡肝脏抗氧化酶(SOD、MDA、T-AOC)的影响,试验选取1日龄的48只雄性肉仔鸡,将其随机分为对照组、低剂量组、中剂量组、高剂量组。其中对照组不做处理,试验组每天按照对应剂量组的平均体重灌胃蒸馏水稀释的20 mg/mL棉酚稀释液,试验期为3周。在试验期开始后第6、11、16、21天时分别从4组鸡中随机选取3只,测定不同剂量棉酚对相同日龄雄性肉仔鸡肝脏抗氧化酶的影响以及相同剂量棉酚对不同日龄雄性肉仔鸡肝脏抗氧化酶的影响,并通过肝脏病理切片观察棉酚对雄性肉仔鸡肝脏形态的影响。结果表明,随着棉酚剂量的增加,肝脏MDA的含量逐渐升高,肝脏SOD的含量逐渐下降,肝脏T-AOC的含量呈现下降趋势,表明肝脏的抗氧化能力下降;低剂量组、中剂量组、高剂量组雄性肉仔鸡肝脏细胞发生不同程度的病变,表明棉酚对肝脏造成损伤。通过对雄性肉仔鸡灌喂100 mg/kg以上剂量的棉酚可以使肉仔鸡肝脏抗氧化能力降低并且对肝脏造成损伤。
Effect of Hepatic Antioxidant Capacity in Gossypol-induced Male Broilers
To study the effect of gossypol on liver antioxidant enzymes(SOD,MDA,T-AOC)in male broilers,48 male broilers were selected and randomly randomized into control group,low dose group,medium dose group,and high dose group.The control group was not treated,and the test group poured 20 mg/mL of cotton phenol diluted in distilled water according to the average body weight of the corresponding dose group every day.The test period was 3 weeks.Three chickens at 6,11,16,and 21 days after the effect of liver antioxidant enzymes,and the same dose on liver antioxidant enzymes,and the effect of gossypol on the liver morphology of male broilers was observed by liver pathological sections.The results showed that with the increase of gossypol dose,the content of liver MDA gradually increased,the content of liver SOD gradually decreased,and the content of T-AOC decreased,indicating that the antioxidant capacity of the liver decreased;some lesions occurred in the liver cells of male broilers in the low dose group,medium dose group and high dose group,indicating that gossypol caused damage to the liver.Giving 100 mg/kg can reduce the antioxidant capacity of the liver and cause damage to the liver.

gossypolmale broilersliver antioxidant enzymesserum biochemistryliver lesions

徐文秀、胡雨露、刘盼、李啊诗、贺建忠、张梦迪

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塔里木大学动物科学与技术学院,新疆 阿拉尔 843300

棉酚 雄性肉仔鸡 肝脏抗氧化酶 血清生化 肝脏病变

塔里木大学校长基金自然科学类人才项目2023年塔里木大学大学生创新创业训练计划项目2022年塔里木大学大学生创新创业训练计划项目

TDZKSS202238202310757003202210757002

2024

现代畜牧科技
黑龙江省畜牧研究所

现代畜牧科技

影响因子:0.066
ISSN:2095-9737
年,卷(期):2024.(3)
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