Nr1h4-KO 基因敲除小鼠

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产品名称

Nr1h4-KO 基因敲除小鼠

产品编号

S-KO-04173

品系全称

C57BL/6NCya-Nr1h4em1/Cya

品系背景

C57BL/6NCya

品系编号

KOCMP-20186-Nr1h4-B6N-VA

品系状态

使用本品系发表的文献需注明: Nr1h4-KO 基因敲除小鼠 mice (Strain S-KO-04173) were purchased from Cyagen.
交付类型
周龄
性别
基因型
数量
KO小鼠库模型
核受体Brite

基本信息

基因研究概述

质控标准

基因
基因全称
nuclear receptor subfamily 1, group H, member 4
基因别称
Fxr,HRR1,RIP14,Rxrip14
染色体号
Chr 10 (Mouse)
转录本 ID
NCBI: NM_009108 | Ensembl: ENSMUST00000058126
修饰方式
全身性基因敲除
靶向范围
Exon 3~4
敲除长度
~3.6 kb
品系说明
该品系是基于策略设计时的数据库信息制作而成,建议您在购买前查询最新的数据库和相关文献,以获取最准确的表型信息。
表型提示
MGI:1352464Mice homozygous for knock-out alleles exhibit increased bile salts and abnormal liver morphology and physiology. Mice homozygous for one knock-out allele also exhibit abnormal lipid homeostasis.

发表文献

Cell Metabolism
2024-10-09
Hepatic FXR-FGF4 is required for bile acid homeostasis via an FGFR4-LRH-1 signal node under cholestatic stress
Phytomedicine
2024-01
Wedelolactone alleviates cholestatic liver injury by regulating FXR-bile acid-NF-κB/NRF2 axis to reduce bile acid accumulation and its subsequent inflammation and oxidative stress
Biomedicine & Pharmacotherapy
2022-04-01
Obeticholic acid inhibits hepatic fatty acid uptake independent of FXR in mouse
1
基因NR1H4,也称为法尼醇X受体(FXR),是一种重要的核受体,主要在肝脏、肾脏和肾上腺组织中表达。FXR是胆汁酸(BA)代谢的主要调节因子,它通过与胆汁酸配体结合,激活下游基因的表达,从而调节胆汁酸的合成、分泌和肠道的重吸收[2]。此外,FXR还参与调节葡萄糖、脂质和能量代谢,其信号传导的失调与肥胖、糖尿病和非酒精性脂肪性肝病等代谢性疾病的发生密切相关[2]。

NR1H4基因的突变与多种疾病相关。例如,NR1H4基因的突变可能导致胆汁酸代谢异常,进而引发妊娠期肝内胆汁淤积症(ICP)。ICP是一种妊娠期常见的肝脏疾病,可导致不良妊娠结局,如早产和死产[1]。NR1H4基因的突变还可能与胆管闭锁(BA)的发生有关。BA是一种儿童肝脏疾病,其特征是胆道系统的纤维化阻塞,导致胆汁无法正常排泄,进而引起肝脏炎症和纤维化[4]。此外,NR1H4基因的突变还与婴儿胆汁淤积症有关[5]。

NR1H4基因的突变也可能影响癌症的发生和发展。例如,NR1H4基因的高表达与肾细胞癌的发生密切相关,NR1H4基因的敲低可以抑制癌细胞的增殖、迁移和侵袭[3]。NR1H4基因的表达还与免疫细胞浸润水平相关,这可能为肾细胞癌的免疫治疗提供新的思路[3]。

综上所述,NR1H4基因是一种重要的核受体,参与调节胆汁酸代谢和葡萄糖、脂质、能量代谢。NR1H4基因的突变与多种疾病相关,包括妊娠期肝内胆汁淤积症、胆管闭锁、婴儿胆汁淤积症和肾细胞癌等。NR1H4基因的研究有助于深入理解胆汁酸代谢的调节机制,以及其在疾病发生和发展中的作用,为相关疾病的治疗和预防提供新的思路和策略。

参考文献:
1. Lai, Hua, Liu, Xianxian, Xin, Siming, Zou, Yang, Zeng, Xiaoming. 2022. Identification of two novel pathogenic variants of the NR1H4 gene in intrahepatic cholestasis of pregnancy patients. In BMC medical genomics, 15, 90. doi:10.1186/s12920-022-01240-w. https://pubmed.ncbi.nlm.nih.gov/35436901/
2. Chiang, John Y L, Ferrell, Jessica M. 2022. Discovery of farnesoid X receptor and its role in bile acid metabolism. In Molecular and cellular endocrinology, 548, 111618. doi:10.1016/j.mce.2022.111618. https://pubmed.ncbi.nlm.nih.gov/35283218/
3. Huang, Shiyu, Hou, Yanguang, Hu, Min, Hu, Juncheng, Liu, Xiuheng. 2022. Clinical significance and oncogenic function of NR1H4 in clear cell renal cell carcinoma. In BMC cancer, 22, 995. doi:10.1186/s12885-022-10087-4. https://pubmed.ncbi.nlm.nih.gov/36123627/
4. Ma, Yingxuan, Lu, Li, Tan, Kezhe, Mo, Jiayu, Gong, Zhenhua. 2022. Reduced peroxisome proliferator-activated receptor-α and bile acid nuclear receptor NR1H4/FXR may affect the hepatic immune microenvironment of biliary atresia. In Frontiers in immunology, 13, 875593. doi:10.3389/fimmu.2022.875593. https://pubmed.ncbi.nlm.nih.gov/36090996/
5. Chen, Xiu-Qi, Wang, Lin-Lin, Shan, Qing-Wen, Lian, Shu-Jun, Yun, Xiang. 2011. A novel heterozygous NR1H4 termination codon mutation in idiopathic infantile cholestasis. In World journal of pediatrics : WJP, 8, 67-71. doi:10.1007/s12519-011-0299-z. https://pubmed.ncbi.nlm.nih.gov/21633855/

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