脂多糖胺会影响体黄体中的代谢过程和能量恒温
Karol Mierzejewski1, Robert Stryiński2, Iwona Bogacka1
1Department of Animal Anatomy and Physiology, Faculty of Biology and Biotechnology, University of Warmia and Mazury in Olsztyn, Olsztyn, Poland.
Frontiers in molecular biosciences
|January 23, 2025
概括
来自大肠杆菌的脂聚糖 (LPS) 改变了白体 (CL) 中的蛋白质表达和关键代谢途径. 这会影响葡萄糖和孕激素水平,可能会影响生育能力.
科学领域:
- 生殖生物学 生殖生物学
- 免疫学 免疫学 免疫学
- 蛋白质组学是指蛋白质组学.
背景情况:
- 慢性炎症,通常是由大肠杆菌引起的,会损害生育能力.
- 黄体 (CL) 对于卵巢周期,胚胎植入和通过孕激素分泌的早期怀孕至关重要.
- 了解炎症对CL的影响是生育治疗的关键.
研究的目的:
- 调查脂聚糖 (LPS) 在猪体白色体 (CL) 的蛋白质组概况上的体外效应.
- 为了分析LPS暴露后的中流期CL中蛋白质表达和代谢途径的变化.
主要方法:
- 猪CL切片与LPS进行了24小时的化.
- 液体染色学-双重质谱法 (LC-MS/MS) 用于蛋白质组分析.
- 在CL中进行了葡萄糖和孕激素水平的量化.
主要成果:
- 鉴定了12种不同调节的蛋白质 (7种上调,5种下调) 作为对LPS的反应.
- 受影响的蛋白质参与葡萄糖代谢,TCA循环,排毒和类固醇生物合成.
- 在CL中,LPS治疗导致葡萄糖降低和孕激素水平增加.
结论:
- LPS显著调节红色体内的关键代谢途径.
- 这些调制表明可能对CL功能活动和生殖健康产生影响.
- 需要进一步的研究来探索炎症诱导的生育问题的治疗策略.
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