在非小细胞肺癌中BCL11A表达
Ewa Kątnik1, Agnieszka Gomułkiewicz1, Aleksandra Piotrowska1
1Division of Histology and Embryology, Department of Human Morphology and Embryology, Wroclaw Medical University, 50-368 Wroclaw, Poland.
International journal of molecular sciences
|June 28, 2023
概括
在非小细胞肺癌 (NSCLC) 中,B细胞白血病/淋巴瘤11A (BCL11A) 的上调. 它的核表达与增殖标记相关,可能驱动瘤的进展,而细胞质表达显示了反向关系.
科学领域:
- 在瘤学瘤学.
- 分子生物学分子生物学
- 生物标志物研究 生物标志物研究
背景情况:
- B细胞白血病/淋巴瘤11A (BCL11A) 是非小细胞肺癌 (NSCLC) 的潜在生物标志物.
- 在NSCLC发育中BCL11A的确切作用需要进一步阐明.
- 了解BCL11A表达模式对于确定治疗点至关重要.
研究的目的:
- 调查NSCLC与非恶性肺组织 (NMLT) 中的mRNA和蛋白质水平上的BCL11A表达.
- 为了将BCL11A表达与临床病理因素和增殖标记 (Ki-67, Slug, Snail, Twist) 相关联.
- 确定BCL11A在NSCLC亚型中的差异定位 (核与细胞质).
主要方法:
- 免疫组织化学 (IHC) 和免疫光学 (IF) 用于蛋白质表达分析.
- 实时PCR用于mRNA表达量的量化.
- 分析了259个NSCLC病例和116个NMLT样本,包括细胞系研究.
主要成果:
- 与NMLT相比,NSCLC中的BCL11A蛋白表达显著增加.
- 在状细胞癌 (SCC) 中观察到核BCL11A表达,而在腺癌 (AC) 中观察到细胞质表达.
- 核BCL11A与更高的恶性瘤等级下降,与Ki-67和Slug/Twist正相关;细胞质表达显示了相反的相关性.
结论:
- 在NSCLC中,BCL11A表达变化,在不同亚型中具有明显的局部化.
- 核BCL11A可能通过影响细胞增殖和表型来促进NSCLC的进展.
- 作为NSCLC的潜在治疗点,BCL11A值得进一步研究.
更多相关视频
07:59Author Spotlight: Advancements in Molecular Biomarker Testing for Non-Squamous Non-Small Cell Lung Cancer
Published on: September 8, 2023
1.1K
08:49Exosomal miRNA Analysis in Non-small Cell Lung Cancer NSCLC Patients' Plasma Through qPCR: A Feasible Liquid Biopsy Tool
Published on: May 27, 2016
11.2K
相关概念视频
02:39lncRNA - Long Non-coding RNAs
8.7K
In humans, more than 80% of the genome gets transcribed. However, only around 2% of the genome codes for proteins. The remaining part produces non-coding RNAs which includes ribosomal RNAs, transfer RNAs, telomerase RNAs, and regulatory RNAs, among other types. A large number of regulatory non-coding RNAs have been classified into two groups depending upon their length – small non-coding RNAs, such as microRNA, which are less than 200 nucleotides in length, and long non-coding RNA...
8.7K
02:23Abnormal Proliferation
4.6K
Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the...
4.6K