相关实验视频

Updated: Sep 15, 2025

Measuring Deformability and Red Cell Heterogeneity in Blood by Ektacytometry

Measuring Deformability and Red Cell Heterogeneity in Blood by Ektacytometry

Published on: January 12, 2018

在遗传球细胞症中对红细胞表面分子的定量评估

Tejashree Anil More¹, Prabhakar S Kedar²

¹Department of Haematogenetics, ICMR _National Institute of Immunohematology, Mumbai, Maharashtra, India.

Journal of clinical pathology

|July 16, 2025

概括

遗传球细胞症患者的红血细胞 (RBC) 表面分子CD35和CD55.5的水平显著降低. 这些降低的水平可能会影响红细胞清除,并导致遗传球细胞瘤中的血溶性危机.

科学领域:

血液学血液学血液学
免疫学免疫学免疫学
遗传学遗传学是一个

背景情况:

遗传球球细胞症 (HS) 是一种遗传性血液疾病,其特征是球球细胞的产生.
球球细胞在脏中或通过补体级联过早地被破坏.
研究红细胞表面分子对于理解HS病变的产生至关重要.

研究的目的:

在HS患者中量化红细胞表面分子CD55,CD35,CD59,CD47和CD71.
为了将这些水平与健康对照者的水平进行比较.

主要方法:

流细胞计用于分析42名HS患者和30名健康对照者的外围红血细胞.
用单克隆抗体检测特定的表面分子.

主要成果:

与对照组相比,HS患者的CD35水平显著下降58%,CD55水平下降30%.
在HS患者和对照人群中,CD59和CD47水平是可比的.
在HS患者中,CD71表达升高.

结论:

降低HS中的CD35和CD55水平可能会导致红细胞清除的改变.
需要进一步的研究来阐明这些分子在HS和溶血危机中的确切作用.

关键词:

贫血,血液溶解性贫血,血液溶解性补充系统蛋白质补充系统蛋白质流动细胞计量流动细胞计量

更多相关视频

Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols

Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols

Published on: January 2, 2013

Magnetic Levitation Coupled with Portable Imaging and Analysis for Disease Diagnostics

Magnetic Levitation Coupled with Portable Imaging and Analysis for Disease Diagnostics

Published on: February 19, 2017

相关概念视频

Disorders of Erythrocytes

Disorders of Erythrocytes

Disorders of erythrocytes, or red blood cells (RBCs), include a range of conditions affecting their number, shape, or function.
Erythrocyte disorders can be broadly categorized into two main types: anemic and polycythemic conditions.
A low oxygen-carrying capacity of the blood due to the loss, lower production, or destruction of erythrocytes is termed anemia. Hemorrhagic anemia, for example, occurs when bleeding from an external wound or internal ulcer reduces erythrocyte counts.
On the other...