AIF1,也称为Iba1(离子钙结合适配分子1),是一种在巨噬细胞和小胶质细胞中表达的基因。AIF1编码的蛋白质是一种离子钙结合蛋白,主要在巨噬细胞和小胶质细胞中表达,参与调节细胞骨架的重组和炎症反应[3]。AIF1的表达受到多种因素的调控,包括细胞因子、生长因子和信号通路等。
AIF1在多种疾病中发挥重要作用,包括慢性肾疾病、食道癌、脊柱关节炎/HLA-B27相关前葡萄膜炎、双相情感障碍等。
在慢性肾疾病中,AIF1基因多态性与肾脏功能相关。一项研究通过整合血浆蛋白质组和转录组,发现AIF1基因多态性与慢性肾疾病相关[1]。另一项研究发现,AIF1基因多态性对长期肾脏移植物功能没有影响[2]。
在食道癌中,AIF1基因表达水平与肿瘤微环境相关,影响免疫浸润和TIGIT表达。一项研究发现,AIF1基因表达水平与食道癌患者的预后相关,可能影响免疫浸润[4]。另一项研究也支持了这一发现[5]。
在脊柱关节炎/HLA-B27相关前葡萄膜炎中,AIF1基因表达水平与前葡萄膜炎的发生相关。一项研究发现,AIF1基因表达水平与前葡萄膜炎的发生相关,可能影响巨噬细胞分化[6]。
在双相情感障碍中,AIF1基因缺失可能导致该疾病的发生。一项研究发现,AIF1基因缺失可能导致双相情感障碍的发生[7]。
综上所述,AIF1基因在多种疾病中发挥重要作用,包括慢性肾疾病、食道癌、脊柱关节炎/HLA-B27相关前葡萄膜炎、双相情感障碍等。AIF1基因的表达受到多种因素的调控,包括细胞因子、生长因子和信号通路等。AIF1基因的研究有助于深入理解巨噬细胞和小胶质细胞的生物学功能和疾病发生机制,为疾病的治疗和预防提供新的思路和策略。
参考文献:
1. Si, Shucheng, Liu, Hongyan, Xu, Lu, Zhan, Siyan. 2024. Identification of novel therapeutic targets for chronic kidney disease and kidney function by integrating multi-omics proteome with transcriptome. In Genome medicine, 16, 84. doi:10.1186/s13073-024-01356-x. https://pubmed.ncbi.nlm.nih.gov/38898508/
2. Romanowski, Maciej, Kłoda, Karolina, Milczarek, Sławomir, Safranow, Krzysztof, Ciechanowski, Kazimierz. 2015. Influence of AIF1 Gene Polymorphisms on Long-Term Kidney Allograft Function. In Annals of transplantation, 20, 506-11. doi:10.12659/AOT.893885. https://pubmed.ncbi.nlm.nih.gov/26324213/
3. Okada, Yukihiro, Hosoi, Nobutake, Matsuzaki, Yasunori, Konno, Ayumu, Hirai, Hirokazu. 2022. Development of microglia-targeting adeno-associated viral vectors as tools to study microglial behavior in vivo. In Communications biology, 5, 1224. doi:10.1038/s42003-022-04200-3. https://pubmed.ncbi.nlm.nih.gov/36369525/
4. Xu, Xiaoling, Wang, Ding, Li, Na, Cheng, Guoping, Fan, Yun. 2021. The Novel Tumor Microenvironment-Related Prognostic Gene AIF1 May Influence Immune Infiltrates and is Correlated with TIGIT in Esophageal Cancer. In Annals of surgical oncology, 29, 2930-2940. doi:10.1245/s10434-021-10928-9. https://pubmed.ncbi.nlm.nih.gov/34751872/
5. Xu, Xiaoling, Wang, Ding, Li, Na, Cheng, Guoping, Fan, Yun. 2022. ASO Author Reflection: The TME-Related Gene AIF1 Signature Predicts Esophageal Carcinoma Prognosis. In Annals of surgical oncology, 29, 2941. doi:10.1245/s10434-021-10955-6. https://pubmed.ncbi.nlm.nih.gov/35169974/
6. Chen, Shuming, Huang, Weidi, Wan, Qiaoqian, Li, Zhuo, Liu, Xiao. 2024. Investigation of the acute pathogenesis of spondyloarthritis/HLA-B27-associated anterior uveitis based on genome-wide association analysis and single-cell transcriptomics. In Journal of translational medicine, 22, 271. doi:10.1186/s12967-024-05077-y. https://pubmed.ncbi.nlm.nih.gov/38475831/
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