封装酸作为一个有效的宽谱抗菌替代品,导致有益的微生物群组成变化和肉的性能提高
Salvatore Galgano1, Leah Conway2, Nikki Dalby3
1Monogastric Science Research Centre, Scotland's Rural College, West Mains Road, Edinburgh, EH9 3JG, Scotland, UK. salvatore.galgano@sruc.ac.uk.
Journal of animal science and biotechnology
|June 8, 2023
概括
brojiler 料中的 peracetic 酸改善了生长和肠道健康,作为一种安全的抗菌替代品. 低度促进有益细菌和减少抗性基因,而重复使用的垃圾也显示出性能益处.
科学领域:
- 禽畜科学 禽畜科学 禽畜科学
- 微生物学 微生物学
- 动物营养 动物营养
背景情况:
- 在家禽生产中迫切需要抗微生物替代品.
- 甲酸 (PAA) 被评价为一种广泛的抗菌素料添加剂.
- 研究的重点是封装PAA前体,用于控制分娩.
研究的目的:
- 评估PAA作为 brojler的料添加剂.
- 研究PAA对肠道微生物群,细菌负载和抗菌素耐药性基因的影响.
- 评估PAA对生长表现的影响,并与垃圾类型进行比较.
主要方法:
- 这是一项为期28天的研究,对375只Ross 308肉进行了研究.
- 两种PAA度 (30和80毫克/公斤) 通过料给予.
- 清洁垃圾和再利用垃圾上的鸟类之间的比较.
主要成果:
- 改善了PAA的体重增加和料转换率.
- PAA调节了头和头微生物群落,在30 mg/kg的剂量下降了一些耐药基因.
- 较高的PAA剂量增加了某些耐药基因;重复使用的垃圾影响了性能和耐药性.
结论:
- 甲酸作为安全的,广泛的抗微生物替代品对 brojlers显示出希望.
- 封装的PAA降低了细菌负载,促进了有益的状细菌,增强了生长.
- 在再利用的垃圾上养鸟可以提供性能和降低抗菌素耐药性的优势.
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