Review: Gut Microbiota-A Powerful Tool for Improving Pig Welfare by Influencing Behavior Through the Gut-Brain Axis.

Animals (Basel) · 2025 · PMC12248656 · PMID 40646784

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a decreasing trendno p-value reported

an increasing trendno p-value reported

Meanwhile, the volatile fatty acids in the intestine decrease, while butyric acid shows an increasing trend in the blood and a decreasing trend in the hippocampus.

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