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不同方式的音乐刺激对探索,演奏和侵略行为的影响

Mengyao Wu¹, Zhonghui Wang¹, Sitong Zhou¹

¹College of Animal Science and Technology, Northeast Agricultural University, No. 600 Changjiang Road, Harbin 150030, China.

Animals : an open access journal from MDPI

|September 27, 2025

概括

间歇性音乐刺激,与连续音乐不同,在断奶小猪中增强了认知行为和神经基因表达. 这表明多样化的音乐暴露对改善小猪认知和福利的潜在好处.

科学领域:

动物科学动物科学
神经科学是一个神经科学.
行为科学行为科学

背景情况:

音乐被用作农场动物育种中的环境丰富剂,以改善情绪和福利.
不同音乐刺激模式对小猪认知表现的影响尚不清楚.

研究的目的:

研究持续音乐 (CM) 和间歇性音乐 (IM) 刺激如何影响断奶小猪的认知行为和神经物质.
为了比较CM和IM音乐暴露对小猪海马组织认知能力相关行为和基因表达的影响.

主要方法:

54只断奶小猪被分为三个组:控制组 (C),连续音乐 (CM) 和间歇音乐 (IM).
在CM组每天两次收到30分钟的音乐,而IM组体验到不同的音乐和暂停间隔.
在3天的时间内观察到认知行为,并使用RT-qPCR和Western blot分析海马组织的基因和蛋白质表达 (DCX,BDNF,EGR1,CREB).

主要成果:

与C组相比,CM和IM组表现出更多的探索性行为和减少的攻击性行为.
与CM组相比,IM组显示出与认知相关的基因 (DCX,BDNF,EGR1) 和海马组织中的蛋白质的显著更高的表达.
与CM组相比,IM组的CREB基因表达也显著降低.

结论:

间歇性音乐刺激可以增强断奶小猪的认知能力,特别是关于它们的身体和社会环境.
该研究强调了特定音乐模式在提高农场动物认知功能和福利方面的潜力.

关键词:

动物福利动物福利行为行为行为行为.在海马体内,海马体间歇性音乐间歇性音乐这些神经物质是神经物质.断奶的小猪断奶的小猪

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