这是一种基于Lactobacillus spp.的新型益生菌制剂. 谷的肠道细菌社区结构上的混合物
Shuiqin Shi1, Mengrui Ge1, Yan Xiong1
1School of Life Sciences and Anhui Key Laboratory of Biodiversity Research and Ecological Protection in Southwest Anhui, Anqing Normal University, 1318 North Jixian Road, Anqing, 246133, People's Republic of China.
World journal of microbiology & biotechnology
|May 7, 2024
概括
这项研究开发了一种由桃谷子肠道细菌的益生菌混合物. 益生菌增强了有益的肠道细菌,在养殖中为抗生素提供了更健康的替代品.
科学领域:
- 动物科学动物科学
- 微生物学 微生物学
- 肠道微生物组研究研究
背景情况:
- 在动物生产中使用抗生素引发了环境问题.
- 益生菌为动物健康和生产率提供了一个可持续的替代品.
- 了解肠道微生物群对于优化动物生长至关重要.
研究的目的:
- 为了隔离和选来自桃谷的益生菌乳酸细菌.
- 为了评估选定的乳杆菌菌种的疗效. 混合物对子生长和肠道菌群的影响.
- 为绿色和健康的子繁殖建立一个有益的微生态代理.
主要方法:
- 从子肠中分离和选乳酸细菌.
- 确定益生菌混合物的最佳比例,注射剂量和发酵时间.
- 在体内研究,以评估益生菌化合物对子肠道菌群组成和生长性能的影响.
主要成果:
- 在益生菌混合物中选择了Lactobacillus casei 1.2435,L. salivarius L621和L. salivarius L4菌株.
- 将混合物比率优化为1:1:2,使用1%的注射剂和14小时的发酵.
- 显著增加了乳杆菌和蓝菌的相对丰度,同时减少了肠中的Parabacteroides,[Ruminococcus]_torques_group和Enterococcus (P <0.05).
结论:
- 开发的乳杆菌菌种类. 该化合物有效调节桃谷的肠道微生物群.
- 这种益生菌混合物促进有益细菌的生长,并抑制潜在有害的细菌.
- 这些发现支持这种微生态剂用于可持续和健康的子生产的使用.
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