2025年3月28日 · C4A (Complement C4A (Chido/Rodgers Blood Group)) is a Protein Coding gene. Diseases associated with C4A include Complement Component 4A Deficiency and …

2020年3月2日 · C4A is part of a “complement” group. The term complement means it is able to kill bacteria and contributes to immune defenses. However, if there are too many compliments, it …

Complement C4-A is a kind of the Complement component 4 protein that in humans is encoded by the C4A gene. [5] This gene encodes the acidic form of complement factor 4, part of the …

2021年7月6日 · WHAT DOES IT MEAN IF YOUR COMPLEMENT C4A RESULT IS TOO LOW? Lower-than-normal complement C4 values could indicate: – bacterial infections. – hepatitis. – …

2024年8月1日 · This brief overview seeks to clarify the difference between C4A and C4a and to aid in the interpretation of the C4A and C4a changes observed in psychosis. The complement …

本项研究构建了两个表达人类c4a或c4b的小鼠模型，以及一个过表达c4a的小鼠模型，发现人类c4a结合的突触比c4b更有效，且c4a可以挽救c4基因敲除小鼠的视觉系统突触缺陷。

Gene ID: 720, updated on 8-Feb-2025. This gene encodes the acidic form of complement factor 4, part of the classical activation pathway. The protein is expressed as a single chain …

补体 c4a (罗杰斯血型)： 该基因编码补体因子 4 的酸性形式，是经典激活途径的一部分。 该蛋白质表达为单链前体，在分泌前被蛋白水解切割成 α、β 和 γ 链的三聚体。

补体C4是一种多功能β1-球蛋白，存在于血浆中。在补体传统途径活化中，C4被C1s水解为C4a、C4b，它们在补体活化、促进吞噬、防止免疫复合物沉着和中和病毒等方面发挥作用。

Complement C4a is part of the Complement C4 family. The testing for C4a can help determine if a deficiency or abnormality is a contributing factor to increased infections or increased …