对的腹部和肌肉内脂肪沉积及其对生产力特征的影响的基因组洞察:系统性审查
Olga Kochetova1, Gulnaz Korytina1, Yanina Timasheva1
1Institute of Biochemistry and Genetics-Subdivision of the Ufa Federal Research Centre of the Russian Academy of Sciences (IBG UFRC RAS), 450054 Ufa, Russia.
Animals : an open access journal from MDPI
|January 28, 2026
概括
减少的腹部脂肪是提高生产效率的关键. 本综述探讨了调节脂肪沉积和脂肪生成的遗传和分子因素,包括信号通路和非编码RNA.
科学领域:
- 禽类遗传学和分子生物学
- 动物科学和动物营养学
背景情况:
- 的腹部脂肪沉积会对生产效率产生负面影响.
- 脂肪积累是由复杂的遗传和分子机制控制的.
研究的目的:
- 审查当前关于的脂肪生成和脂肪积累的基因组和转录基因组研究.
- 要突出关键的基因,位置和参与调节脂肪沉积的分子途径.
主要方法:
- 全基因组关联研究 (GWAS) 的摘要.
- 对转录基因数据的分析.
- 对主要的代谢和信号通路的审查 (例如,MAPK,AMPK,PI3K/AKT/mTOR).
- 检查非编码RNA的调节功能 (miRNAs, lncRNAs, circRNAs).
主要成果:
- 通过GWAS识别关键基因和与脂肪沉积相关的位置.
- 阐明主要信号通路在脂生成和脂解中的作用.
- 了解非编码RNA在脂质代谢和脂肪细胞分化中的调节功能.
结论:
- 的脂肪生成背后的分子机制是复杂的,涉及多个基因和信号通路.
- 非编码RNA在肉脂肪沉积中起着重要的调节作用.
- 洞察力为遗传选择提供策略,以减少腹部脂肪并提高家禽生产率.
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