植物乳杆菌 (Lactobacillus Plantarum) 的益生菌可以减轻炎症,但会损害免疫力
Shanshan Yang1, Qiuxia Cao2, Kexin Yan2
1Key Laboratory of Veterinary Biological Engineering and Technology, Institute of Veterinary Medicine, Jiangsu Academy of Agricultural Sciences, Nanjing, Jiangsu, China; Jiangsu Key Laboratory for Food Quality and Safety-State, Institute of Veterinary Medicine, Jiangsu Academy of Agricultural Sciences, Ministry of Agriculture, Nanjing, China; Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, Yangzhou University, Yangzhou, 225009, PR China.
乳酸菌植物菌的益生菌通过调节免疫细胞来减少猪的炎症. 这项研究揭示了它们的抗炎作用和对T细胞,B细胞和树突细胞的影响,为治疗应用提供了洞察力.
科学领域:
- 免疫学 免疫学 免疫学
- 微生物学 微生物学
- 胃肠病学 胃肠病学
背景情况:
- 炎症是对刺激的关键反应,但过度的炎症会导致损伤.
- 植物乳杆菌 (Lactobacillus plantarum) 在养猪中被用于其抗炎性质.
- 与活体细菌相比,益生菌提供了增强的益生菌效应.
研究的目的:
- 为了研究 Lactobacillus plantarum 益生菌的抗炎作用.
- 分析这些益生菌对猪免疫细胞群的影响.
- 了解乳酸菌植物体的抗炎作用背后的机制.
主要方法:
- 使用了体外细胞模型和体外猪试验.
- 脂多糖 (LPS) 引起的炎症.
- 流细胞计分析了周围血液单核细胞 (PBMC) 和皮耶斑块 (PPs) 中的免疫细胞群.
主要成果:
- 口服的Lactobacillus plantarum益生菌抑制了LPS诱导的炎症,取决于剂量.
- 没有观察到肠道损伤.
- 炎症增加了T细胞比例,在解决后减少.
- 在炎症和恢复期间,B细胞和树突细胞被抑制.
- 自然杀手 (NK) 细胞不受炎症的影响,但在恢复期间减少.
结论:
- 乳酸菌植物菌的益生菌有效地缓解了猪的炎症和临床症状.
- 这些益生菌调节T细胞,B细胞和树突细胞种群.
- 这项研究为Lactobacillus plantarum 益生菌的免疫调节机制提供了新的见解.
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