Relationship between rumen microbiota and pregnancy toxemia in ewes

Autor: Jiaxin Chen, Siwei Wang, Xuejiao Yin, Chunhui Duan, Jinhui Li, Yue-qin Liu, Yingjie Zhang
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Frontiers in Veterinary Science, Vol 11 (2024)
Druh dokumentu: article
ISSN: 2297-1769
DOI: 10.3389/fvets.2024.1472334
Popis: IntroductionPregnancy toxemia (PT) is a nutritional metabolic disease of ewes in late pregnancy. This study aimed to reveal the relationship between rumen microbiota and PT.MethodsWe selected 10 healthy ewes (CON) and 10 pregnancy toxemia ewes (PT) at 135 days of gestation according to the blood β-hydroxybutyrate (BHBA), glucose (Glu) concentrations and clinical symptoms. Blood and rumen fluid were collected before morning feeding to determine serum biochemical indices and rumen fermentation parameters. Total DNA of rumen fluid was extracted and the V3-V4 regions of 16S rRNA were amplified by PCR for high-throughput sequencing.ResultsThe results showed that the serum concentrations of Glu, total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), uric acid (UA), creatinine (Cr), acetate, propionate, butyrate, and microbial crude protein (MCP) were decreased (p
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