微封装有机酸-精油混合物和蛋白酶对肉在营养挑战下表现和肠道健康的影响
Pattaveekan Preesong1, Preeda Lertwatcharasarakul2, Koonphol Pongmanee1
1Department of Animal Science, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University, Kamphaeng Saen Campus, Nakhon Pathom 73140, Thailand.
Journal of animal science and technology
|December 22, 2025
概括
用微封装有机酸和精油 (EOA) 加上蛋白酶 (PRO) 补充肉饮食,提高了料效率和肠道健康. 这种组合增强了在接受挑战性饮食的 brojlers 中的营养利用和肠道屏障功能.
科学领域:
- 动物营养 动物营养
- 禽畜科学 禽畜科学 禽畜科学
- 肠道健康与微生物学
背景情况:
- 蒸机用可溶性干燥谷物 (DDGS) 是有价值的料成分,但可能会带来营养挑战.
- 保持肠道健康对于肉的表现至关重要,尤其是在具有挑战性的饮食条件下.
研究的目的:
- 评估微封装有机酸和精油 (EOA) 和蛋白酶 (PRO) 对肉生长和肠道健康的影响.
- 评估EOA和PRO的疗效,单独和组合,在食高小麦和玉米DDGS的 brojlers.
主要方法:
- 肉被养四种饮食:控制 (高DDGS),DDGS+EOA,DDGS+PRO,以及DDGS+EOA+PRO.
- 分析了生长表现 (体重增加,料摄入量,料转换比率),肠道形态 (维卢斯高度,密室深度) 和肠道完整性标记.
主要成果:
- EOA+PRO组合显著改善了料转换比率和毛高度/密室深度比率.
- EOA和EOA+PRO治疗增加了克劳丁-1mRNA的表达,表明加强了紧结的完整性.
- 肠道健康的指标布素水平在补充组中降低了.
结论:
- 结合EOA和PRO补充剂有效地提高了高DDGS饮食的 brojlers的料效率和肠道健康.
- 协同作用增强了肠道形态和屏障功能,可能通过调节肠道微生物群和减少有害代谢物.
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