异黄抑制过氧化诱导的 ангиотензиноген分泌
Masumi Kamiyama1, Haruna Adachi1, Mau Ogiwara1
1Department of Food and Nutrition, Jumonji University, 2-1-28, Sugasawa, Niiza 352-8510, Saitama, Japan.
International journal of molecular sciences
|May 14, 2025
概括
过氧化会增加细胞中的血管素分泌,可能会恶化糖尿病病. 抗氧化剂和异黄,如大吉素和埃科尔可以抑制这个过程,提供潜在的治疗点.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 内分泌学 在内分泌学.
- 分子生物学分子生物学
背景情况:
- 氨酸- ангиотензин系统调节血压和液体平衡.
- 这个系统的失调与脏疾病有关,包括糖尿病脏病.
- 血管新生素在糖尿病病中的作用的具体机制尚未完全理解.
研究的目的:
- 调查脏近道管状上皮细胞中血管素表达和分泌的调节.
- 为了识别调节血管素分泌的食物成分.
- 阐明细胞信号传导途径,涉及到血管激素调节.
主要方法:
- 主要的脏近端管状上皮细胞被用过氧化,抗氧化剂 (抗氧化剂),异黄 (daidzein,equol) 和MAP激酶抑制剂 (ERK,p38,JNK) 治疗.
- 用ELISA测量细胞培养基中的 ангиотензиноген水平.
- 使用实时PCR量化 ангиотензиноген表达.
- 评估了MAP激酶通路的参与.
主要成果:
- 过氧化刺激剂量依赖性增加了血管新生素分泌.
- catalase,daidzein和equol显著降低了血管酶原的表达和分泌.
- MAP激酶通路,特别是p38和JNK,参与调解这些效应.
结论:
- 过氧化刺激了靠近的管状上皮细胞中的血管激素素分泌.
- 异黄 (戴兹,埃科尔) 和抗氧化剂催化酶抑制过氧化诱导的血管原分泌.
- 这些发现表明,潜在的饮食干预措施可以通过向血管新生素生产来管理糖尿病病.
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