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死后的肌肉蛋白质学揭示了对环境丰富和 brojiler肉质量的品种特定反应

Seren Yigitturk¹, Ingrid C de Jong², Sjef Boeren³

¹Food Quality and Design, Wageningen University & Research, Wageningen, The Netherlands. seren.yigitturk@wur.nl.

NPJ science of food

|July 29, 2025

概括

这项研究表明,生长缓慢的肉从环境丰富中受益,显示出更好的肌肉质量和健康. 然而,快速生长的肉在丰富条件下经历了乳房产量减少,突出了对可持续肉类生产的品种特定需求.

科学领域:

动物科学动物科学
蛋白质组学是指蛋白质组学.
可持续农业可持续农业

背景情况:

肉类行业寻求可持续和有利于福利的做法.
肉生产面临着平衡生长,肉质和动物福利的挑战.

研究的目的:

调查遗传学和环境丰富对 brojler 性能和肉质的影响.
为了比较慢生长 (SG) 和快生长 (FG) 肉对丰富环境的反应.

主要方法:

基于质谱的蛋白质组学被用来分析蛋白质表达.
肉被按生长率 (SG与FG) 和住房条件 (缩与非缩) 分类.
评估了关键绩效指标和肉质特征.

主要成果:

SG肉表现出增强的肌肉结构,蛋白质含量和减少的水分,丰富的环境可以促进免疫和代谢健康.
FG肉优先考虑快速生长和脂肪积累,丰富导致由于较高的蛋白酶体活性而导致乳房产量下降.
环境丰富对SG肉的福利和肉质产生了积极的影响,但不是FG肉.

结论:

品种特定的策略对于在可持续系统中优化 brojiler 福利和肉类生产至关重要.
环境丰富有利于生长缓慢的肉品种,提高肉质和福利结果.
快速生长的肉品种可能需要不同的管理方法来减轻丰富对产量的负面影响.

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