捕捉人类糖尿病病的病区内的炎症景观:一项数字空间造型研究
Khaled M Elhusseiny1, Farha G Deceus2, Lynn D Cornell3,4
1Division of Nephrology and Hypertension, Department of Medicine, Mayo Clinic, Jacksonville, FL, United States.
Frontiers in endocrinology
|February 18, 2026
概括
糖尿病病 (DKD) 显示了管道和间歇体中的炎症标志物增加. 数字空间分析显示T细胞,巨细胞和抗原呈现细胞的增加,这表明炎症驱动DKD的进展.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 免疫学 免疫学 免疫学
- 病理学 病理学 病理学
背景情况:
- 糖尿病病 (DKD) 的发病包括不适应性炎症,但其炎症格局仍未得到充分研究.
- 了解免疫细胞透和空间分布对于DKD进展和治疗至关重要.
研究的目的:
- 量化分析免疫细胞标记物及其在人类DKD脏活检中的空间分布.
- 阐明导致DKD相关损伤的炎症机制.
主要方法:
- 利用NanoString GeoMxTM数字空间分析技术对DKD,管间炎 (TIN) 和正常捐赠者的脏活检进行了分析.
- 通过差异表达分析,在特定的区 (球粒,管,间歇体) 中分析了与炎症相关的蛋白质标记物.
主要成果:
- 与正常组织相比,DKD脏表现出炎症标志物增加,包括T细胞 (CD4,CD44),促炎性巨细胞 (CD68) 和管和间隙中的抗原呈现细胞 (APC;CD40,CD11c).
- 亲修复性巨细胞标记物 (CD163) 也在DKD管道和间歇体中升高. 颗粒细胞标记物 (CD66b+) 在DKD与TIN相比较高.
- 与正常组织相比,血造干细胞和内皮细胞的标记物CD34在DKD管道和间歇体中减少,但与TIN相比增加.
结论:
- NanoString GeoMx DSP 是一种有价值的工具,用于了解DKD病变的炎症情景,并评估治疗反应.
- 进一步研究CD34原始细胞在DKD中的枯竭是有必要的,以了解其在疾病进展中的作用.
相关概念视频
01:28Imaging Studies I: Kidney, Ureter, and Bladder Studies
884
Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
884
01:28Diabetic Nephropathy
49
Definition Diabetic nephropathy is a chronic kidney complication that results from prolonged hyperglycemia.Prevalence It is the most common cause of chronic kidney disease (CKD) and end-stage renal disease (ESRD) worldwide, affecting up to half of individuals with diabetes.Pathophysiology • Sustained hyperglycemia triggers multiple hemodynamic and metabolic changes in the kidney. • Early in the disease, increased renal blood flow and glomerular hyperfiltration...
49