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菟丝子黄酮促进蜕膜化改善复发性流产的作用机制研究
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方 芳 ,崔 英 ,黄嘉膂 ,陈莉莉 ,徐 佳 ,万云慧(1.江西省妇幼保健院中医科,南昌 330006;2.江西省
妇幼保健院辅助生殖科,南昌 330006)
中图分类号 R965;R285.5 文献标志码 A 文章编号 1001-0408(2025)19-2379-08
DOI 10.6039/j.issn.1001-0408.2025.19.04
摘 要 目的 探讨菟丝子黄酮(CCF)促进蜕膜化改善复发性流产(RSA)的作用机制。方法 将对数生长期的HTR-8/SVneo细胞
随机分为空白组、脂多糖(LPS)组、CCF组、血清和糖皮质激素调节激酶2(SGK2)抑制剂(GSK650394,简称“GSK”)组、CCF+GSK
组,分别给予相应药物处理;将敲低SGK2的HTR-8/SVneo细胞随机分为SGK2的小干扰RNA(siSGK2)组、siSGK2+CCF组,并另
设空白组、LPS组,分别给予相应药物处理。检测敲低SGK2前后各组细胞的存活率、WNK信号通路及蜕膜化相关蛋白和mRNA
表达水平以及敲低后的线粒体膜电位水平。构建RSA小鼠模型,随机分为模型组、CCF低剂量组、CCF高剂量组、GSK组、联合给
药组,每组4只;另选4只正常妊娠小鼠作为对照组。记录小鼠胚胎着床数、活胎数和丢失胚胎数,观察小鼠子宫内膜结构及蜕膜
化情况,检测WNK信号通路及蜕膜化相关蛋白和mRNA表达水平以及线粒体膜电位水平。结果 与空白组比较,LPS组细胞存
活率,以及SGK2、WNK1、WNK4、催乳素、胰岛素样生长因子结合蛋白1、氧化应激反应激酶1、Ste20相关脯氨酸/丙氨酸丰富激酶
的蛋白及mRNA的表达水平均显著降低(P<0.05);与LPS组比较,CCF组细胞存活率和上述蛋白及mRNA的表达水平均显著升
高,而GSK组细胞存活率和上述蛋白及mRNA的表达水平均显著降低(P<0.05);与CCF组比较,CCF+GSK组细胞存活率和上述
蛋白及mRNA表达水平均显著降低(P<0.05)。敲低SGK2后,与LPS组比较,siSGK2组细胞存活率、红/绿荧光强度比值和上述
蛋白及mRNA的表达水平均显著降低(P<0.05);与siSGK2组比较,siSGK2+CCF组细胞存活率、红/绿荧光强度比值和上述蛋白
及mRNA表达水平均显著增加(P<0.05)。体内实验结果显示,CCF治疗可显著改善RSA模型小鼠胚胎着床数、活胎数并减少胚
胎丢失,子宫内膜组织中上述蛋白及mRNA表达水平均显著升高,并显著提升红/绿荧光强度比值(P<0.05);联合给药组可逆转
CCF的作用(P<0.05)。结论 CCF可激活SGK2,上调WNK信号通路,促进子宫内膜蜕膜化,进而改善RSA。
关键词 菟丝子黄酮;复发性流产;WNK信号通路;血清和糖皮质激素调节激酶2;蜕膜化
Study on the mechanism of Cuscuta chinensis flavonoids promoting decidualization and improving
recurrent spontaneous abortion
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FANG Fang ,CUI Ying ,HUANG Jialü ,CHEN Lili ,XU Jia ,WAN Yunhui(1. Dept. of Traditional Chinese
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Medicine, Jiangxi Maternal and Child Health Hospital, Nanchang 330006, China;2. Dept. of Assisted
Reproduction, Jiangxi Maternal and Child Health Hospital, Nanchang 330006, China)
ABSTRACT OBJECTIVE To explore the mechanism by which Cuscuta chinensis flavonoids (CCF) promote decidualization
and improve recurrent spontaneous abortion (RSA). METHODS HTR-8/SVneo cells in logarithmic growth phase were randomly
divided into blank group, lipopolysaccharide (LPS) group, CCF group, SGK2 inhibitor (GSK650394, abbreviated as “GSK”)
group and CCF+GSK group. Each group was treated with the corresponding agents accordingly. HTR-8/SVneo cells with SGK2
knockdown were randomly divided into small interfering RNA of SGK2 (siSGK2) group and siSGK2+CCF group; additionally,
blank group and LPS group were established; each group was treated with the corresponding agents accordingly. The cell survival
rate, expression levels of WNK signaling pathway- and decidualization-related proteins and mRNAs, as well as mitochondrial
membrane potential levels, were assessed in each group before and after SGK2 knockdown. RSA mice model was constructed and
randomly divided into model group, CCF low-dose group, CCF high-dose group, GSK group, and combined dosing group, with 4
mice in each group. Other 4 normal pregnant female mice were selected as the control group. The number of implanted embryos,
viable fetuses, and lost embryos in mice was recorded. The
Δ 基金项目 国家自然科学基金项目(No.82260315);江西省自然 morphological changes of endometrium and decidualization
科学基金项目(No.20232BAB216027);江西省重点研发计划项目(No. were observed, and WNK signaling pathway- and
20202BBGL73011);协同医疗健康基金会全国肺栓塞与深静脉血栓形 decidualization-related proteins and mRNAs expressing levels
成防治能力建设科研基金专项(No.Y112) as well as mitochondrial membrane potential levels were all
*第一作者 副主任中医师,硕士。研究方向:中西医结合治疗妇
detected. RESULTS Compared with the blank group, the cell
科疾病。E-mail:jxfbzykff@163.com
# 通信作者 主任医师,硕士。研究方向:复发性流产的临床与基 survival rate, as well as the protein and mRNA expression
础。E-mail:Cuiying388@126.com levels of SGK2, WNK1, WNK4, prolactin, insulin-like
中国药房 2025年第36卷第19期 China Pharmacy 2025 Vol. 36 No. 19 · 2379 ·

