印度尔-3-酸增强食动物微生物群的阿弗拉托克辛B1去除体外发酵发酵
Jiajin Sun1, Zhonghao Wang1, Xinyu Yan1
1College of Animal Science, Shanxi Agricultural University, Taigu, China.
Frontiers in veterinary science
|January 6, 2025
概括
印度尔-3-酸 (IAA) 能有效地在肠微生物群中将阿弗拉托克辛B1 (AFB1) 消除高达75.73%. 最佳的IAA度可以减轻AFB1.
科学领域:
- 体微生物学和毒理学
- 动物营养和料安全
背景情况:
- 非洲毒素B1 (AFB1) 对反动物构成重大健康风险.
- 体微生物群在排毒料污染物中起着至关重要的作用.
- 印度尔-3-酸 (IAA) 显示出增强由肠微生物消除AFB1的潜力.
研究的目的:
- 为了研究不同度的英多尔-3-酸 (IAA) 对复原体微生物群的AFB1去除的影响.
- 评估IAA在AFB1.1存在的情况下对皮发酵参数和微生物种群的影响.
主要方法:
- 在实验室中采用了乳头化系统.
- 在随机设计中测试了5个IAA水平 (0,15,150,1500,和7500毫克/公斤).
- 分析了AFB1的去除率,反发酵的最终产品,酶活动和微生物群体组成.
主要成果:
- 在24小时内,AFB1含量下降了高达75.73%,与改变的乳头发酵模式和减少的关键细菌种群.
- 15和150毫克/公斤的IAA减轻了AFB1的负面影响,增加了乙酸盐水平和乙酸盐/酸盐比率.
- 较高的IAA度 (1,500毫克/公斤) 对酸,异酸,酶活性和特定的微生物群体产生了负面影响.
结论:
- 印度尔-3-酸 (IAA) 显示出显著的有效性,可以从小环境中去除亚毒素B1 (AFB1).
- 150mg/kg的IAA度有效地降低了AFB1对体外转黄体发酵和微生物健康的不良影响.
- 谨慎的剂量至关重要,因为过度的IAA可以扰乱乳头发酵和微生物平衡.
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