马和马匹的,和化物代谢量的元分析
Isabelle Maier1, Ellen Kienzle1
1Animal Nutrition and Dietetics, Department of Veterinary Sciences, Ludwig-Maximilians-Universität München, Schoenleutnerstr. 8, D-85764 Oberschleissheim, Germany.
Animals : an open access journal from MDPI
|January 25, 2025
概括
工作马表现出更高的和消化和保留,特别是马. 缺水会影响电解质水平,PPID可能会影响马匹的消化能力.
科学领域:
- 马的营养和新陈代谢
- 动物生理学的比较研究
- 消化系统生理学 消化系统生理学
背景情况:
- 了解电解质平衡对于马的健康至关重要,特别是在工作动物中.
- 工作,饮用水和健康状况 (例如,PPID) 等因素可以影响矿物质代谢.
- 以前的研究表明,在矿物处理方面,马和小马之间存在潜在的差异.
研究的目的:
- 为了比较马匹和马匹之间的表面和真实的消化能力,脏排泄和矿物质的保留.
- 调查工作对这些参数对马匹的影响.
- 评估缺水对马类矿物代谢的影响.
主要方法:
- 对33项研究进行了元分析,使用与卢卡斯测试类似的数据绘制图.
- 使用统计比较 (t 测试,ANOVA,Holm-Sidak 后期测试) 来分析特定摄入范围内的数据.
- 来自患有PPID的小马的数据被单独分析,以确定潜在的临床意义.
主要成果:
- 与非工作动物相比,工作马的表面和真实Na消化能力显著更高,内源性便Na损失更低.
- 真正的K消化能力在工作马群中更高,Na差异更明显.
- 工作动物,特别是马,显示增加了Na,K和Cl的保留以及汗水的损失;小马的表面和真实Cl消化能力比马高.
- 缺水导致血清Cl水平发生变化,脏K排泄增加,K保留减少.
- 患有PPID的马匹显示明显较低的明显K消化能力.
结论:
- 胃肠道在调节马匹的Na代谢中发挥着重要作用,特别是在工作期间.
- 工作马,特别是马的汗水损失增加,导致Na,K和Cl的损失增加.
- 缺水影响K平衡,PPID可能需要仔细考虑K的饮食.
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