酸和香精油相互作用,增加了兰山的免疫功能和肠道发育
1College of Animal Science and Technology, Key Laboratory of Animal Origin Food Production and Safety Guarantee of Jiangsu Province, Jiangsu Collaborative Innovation Center of Meat Production and Processing, Quality and Safety Control, Nanjing Agricultural University, Nanjing, China.
British poultry science
|February 5, 2026
概括
食补充酸 (BA) 和香精油 (OEO) 改善了的肠道健康和免疫力. 与抗生素chlortetracycline (CTC) 相比,BA和OEO的组合显示出更好的结果.
科学领域:
- 动物科学动物科学
- 禽类营养 养 禽类营养
- 免疫学 免疫学 免疫学
背景情况:
- 抗生素增长促进剂在家禽中广泛使用,但存在关于抗生素耐药性的担忧.
- 正在探索替代性料添加剂,以提高家禽的健康和性能.
- 酸 (BA) 和香精油 (OEO) 是具有潜在抗微生物和抗炎性能的天然化合物.
研究的目的:
- 评估食中的酸 (BA) 和香精油 (OEO) 作为替代克洛特环素 (CTC) 的疗效.
- 评估BA和OEO补充对生长,性能,免疫功能和肠道发育的影响.
- 为了比较BA+OEO组合与CTC和对照饮食的效果.
主要方法:
- 一个为期42天的养试验,涉及240只30-72天的朗山.
- 进行了五种饮食治疗:控制 (CON),CTC,BA,OEO和BA+OEO.
- 测量包括头杯细胞数量,血清细胞因子水平 (IL-1β,IL-6,IL-8,TNF-α) 和阴微生物群组成.
主要成果:
- 与CON (p<0.05) 相比,BA,OEO和BA+OEO组的头杯细胞数量增加 (p<0.05).
- 血清促炎细胞因子 (IL-1β,IL-6,IL-8,TNF-α) 在BA,OEO和BA+OEO组在51天和72天减少 (p<0.001).
- 与CON和CTC (p<0.05) 相比,BA+OEO组显著改变了白内障微生物群的β-多样性,并增加了有益细菌 (Alistipes,Faecalibacterium) 的丰富性.
结论:
- 用酸和香精油作为食补充剂,对Langshan的肠道发育和免疫功能产生了积极的影响.
- 与chlortetracycline相比,BA和OEO的组合在增强免疫反应和肠道健康方面表现出更高的疗效.
- 在家禽生产中,BA和OEO代表了抗生素增长促进剂的有希望的天然替代品.
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