血清miRNA面板在膀癌检测中的应用
Huimei Zhou1,2,3,4, Zhenjian Ge1,2,3,5, Shengjie Lin1,2,3,6
1Department of Urology, Peking University Shenzhen Hospital, Shenzhen, China.
Translational andrology and urology
|February 9, 2026
概括
这项研究确定了一个由四个血清微RNA (miRNA) 组成的小组作为膀癌 (BC) 查的潜在生物标志物. 这种非侵入性方法为早期检测提供了高灵敏度和特异性.
科学领域:
- 在瘤学瘤学.
- 分子诊断学 分子诊断
- 生物标志物发现发现
背景情况:
- 膀癌 (BC) 需要有效的查方法来改善患者的治疗结果.
- 目前的BC诊断工具不适合大规模查.
- 血清微RNAs (miRNAs) 为简单,具有成本效益和非侵入性的BC查提供了一个有前途的途径.
研究的目的:
- 为了识别特定的血清miRNAs,可以作为膀癌的诊断标记.
- 在大规模查背景下评估这些miRNA的潜力.
主要方法:
- 定量逆转录聚合酶连锁反应 (RT-qPCR) 用于分析112名BC患者和112名健康对照者的血清miRNA表达.
- 进行生物信息学分析以预测目标基因及其功能.
- 采用了三阶段方法来确定可行的诊断miRNAs.
主要成果:
- 与健康对照组相比,在BC患者中,六种血清miRNA的表达水平显著改变.
- 一个结合四种miRNAs (hsa-miR-107,hsa-miR-146a-5p,hsa-miR-15b-5p和hsa-miR-218-5p) 的诊断模型实现了0.924的AUC,灵敏度为95.24%,特异性为78.57%.
- 预测的目标基因,如ADAMTSL3,CACNB2,FOXP2和GAS7,可能参与BC启动和进展.
结论:
- 一个由四个血清miRNA组成的小组显示了膀癌检测的高特异性和灵敏性.
- 这种miRNA面板具有作为BC查的高效,非侵入性和成本效益的生物标志物的潜力.
- 进一步验证是有必要的,以建立这个小组在临床实践中.
相关概念视频
01:18Wood Panel Products
408
Wood panel products are essential materials used in construction for applications such as flooring, siding, and roofing, typically available in standard dimensions of 4 feet by 8 feet, with thicknesses varying from one-quarter of an inch to one and one-eighth inches. Among the most common types of wood panels is plywood, which is produced by gluing multiple layers of thin wood veneers under pressure. The grain of the outer veneers runs lengthwise, while the grains of the interior layers run...
408
01:23Urinary Bladder
3.5K
The urinary bladder is a hollow, muscular sac that temporarily stores urine before it is expelled from the body. It can hold approximately 600 mL of urine prior to micturition. The bladder is retroperitoneal and located behind the pubic symphysis in the pelvic floor.
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
3.5K
01:19Anatomy of the Genitourinary System II: Bladder and Urethra
1.7K
The lower urinary system consists of the urinary bladder and urethra, which are essential in storing and expelling urine from the body. Together with the internal and external sphincters, these structures work together to regulate urination effectively.Anatomy of the BladderThe urinary bladder is a muscular, stretchable organ behind the pubic bone and in front of the rectum. In females, the bladder is positioned anterior to the vagina and inferior to the uterus, while in males, it is located...
1.7K
01:24Serum Studies: Renal Function Tests
453
Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
453
01:30Serum Laboratory Studies, Stool Test, Breath Test
892
Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
892
01:28Imaging Studies I: Kidney, Ureter, and Bladder Studies
381
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...
381