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肠道微生物组分析和选乳酸细菌具有益生菌潜力在安猪
Ying Shao1,2, Xiaoyan Wu1,2, Zhaorong Yu1,2
1Anhui Province Key Laboratory of Veterinary Pathobiology and Disease Control, College of Animal Science and Technology, Anhui Agricultural University, Hefei 230036, China.
Animals : an open access journal from MDPI
|December 23, 2023
概括
乳酸细菌是猪肠健康和功能的关键. 研究人员确定了强大的菌株,Lactobacillus johnsonii L5和Lactobacillus reuteri L8,作为牲畜生产的有希望的益生菌.
科学领域:
- 动物科学动物科学
- 微生物学 微生物学
- 基因组学就是基因组学.
背景情况:
- 越来越多的可持续畜牧生产需求需要替代抗生素.
- 乳酸细菌 (LAB) 作为对病原性细菌的抗微生物剂具有前景.
- 调查当地猪品种的肠道微生物群对于识别有益的微生物至关重要.
研究的目的:
- 分析安当地猪品种的肠道微生物群组成和功能.
- 为了从HuoShou猪中识别具有益生菌潜力的主导LAB菌株.
- 评估选择的LAB菌株的功能特征和体外疗效.
主要方法:
- 16S rRNA基因测序用于微生物群组成和多样性分析.
- 用于肠道微生物群的功能分析的元基因组测序.
- 主导LAB菌株的查和体外表征,包括酸性生产,生长,环境耐受性,聚合性质和细菌静止活性.
主要成果:
- 乳酸细菌被确定为猪肠微生物群的功能组成的主要贡献者.
- 与LiuBai猪和YueHei猪相比,HuoShou猪集团的LAB的功能贡献更高.
- 牛乳杆菌 johnsonii L5和牛乳杆菌 reuteri L8在酸性生产,生长,环境耐受性和抑制病原细菌方面表现出卓越的表现.
结论:
- LAB在当地猪品种的肠道功能中发挥着重要作用.
- 黄猪拥有强大的LAB群体,具有高的功能贡献.
- 牛乳杆菌johnsonii L5和牛乳杆菌reuteri L8被确定为开发新型猪益生菌的潜在候选人.
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