增加糖分解和细胞交叉在带有鼻多的eosinophilic慢性鼻炎中
George X Huang1,2, Michael V Mandanas1, Sarah Djeddi3,4,5
1Division of Allergy and Clinical Immunology, Brigham and Women's Hospital, Boston, MA, United States.
Frontiers in immunology
|March 6, 2024
概括
在上皮和免疫细胞中的甘油性重编程驱动了带有鼻的eosinophilic慢性鼻炎 (eCRSwNP) 的组织重塑. 增加的细胞交叉声会导致这种炎症状况.
科学领域:
- 免疫学 免疫学 免疫学
- 细胞生物学 细胞生物学
- 基因组学就是基因组学.
背景情况:
- 慢性鼻炎 (CRS) 呈现不同的内型,包括带有鼻息肉的eosinophilic CRS (eCRSwNP).
- 了解CRS异质性背后的细胞和分子机制对于向治疗至关重要.
研究的目的:
- 通过单细胞RNA测序,研究跨CRS内型的鼻腔组织中的细胞和分子差异.
- 在CcRSwNP中识别驱动组织重塑的免疫和 stromal 细胞相互作用.
主要方法:
- 单细胞RNA测序 (scRNA-seq) 在CcRSwNP患者和健康对照患者的鼻腔组织上进行.
- 基因表达分析的重点是糖解酶,细胞运动性,细胞外矩阵相互作用和细胞-细胞通信.
主要成果:
- 从eCRSwNP患者的上皮细胞,树皮细胞和T细胞中观察到糖解酶基因的表达增加.
- 在eCRSwNP中,糖溶性重编程与细胞运动性,细胞外基质生产和原形成有关.
- 在CcRSwNP中发现了表皮细胞,层细胞和免疫细胞之间的增强细胞-细胞相互作用,并提名了候选受体-连接体对.
结论:
- 在CcRSwNP中,糖溶性重编程在2型驱动组织重塑中发挥着重要作用.
- 增加的细胞交声被认为是CcRSwNP.病变发生的关键因素.
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