Article Detail
Techniques6-OHDA诱导帕金森模型的建立(parkinson disease, PD)
📂 建模实验 Type ID 5006
6-OHDA是一种去甲肾上腺素同系物,对儿茶酚胺神经元及其末梢具有选择性损毁作用,使黑质的多巴胺(dopamine, DA)合成及向纹状体的输送通路受到破坏,导致儿茶酚胺类递质和乙酰胆碱类递质失衡,从而产生偏侧旋转等一系列类似于人类帕金森病(parkinson disease, PD)症状和病理的特征性变化。
Source: Yeasen Biotech | Original: https://www.yeasen.com/solutiondetail/1013 ↗
6-OHDA是一种去甲肾上腺素同系物,对儿茶酚胺神经元及其末梢具有选择性损毁作用,使黑质的多巴胺(dopamine, DA)合成及向纹状体的输送通路受到破坏,导致儿茶酚胺类递质和乙酰胆碱类递质失衡,从而产生偏侧旋转等一系列类似于人类帕金森病(parkinson disease, PD)症状和病理的特征性变化。

图1.6-OHDA特结构式(CAS:636-00-0)
造模方法:
1. SD大鼠适应一周后,腹腔麻醉,将麻醉后大鼠固定于脑立体定向仪上。
2. 剪开头皮后用棉签轻轻擦拭颅骨表面,将前囟(bregma)和后囟(lambda)点暴露出来。
3. 调节立体定位仪,将前囟和后囟点的高度调节到一致。以前囟(Bregma)点为原点,找到注射位点所在的坐标。
4. 用颅骨钻沿注射坐标位点钻孔,以保证微量注射器进针时不碰到孔壁。使用微量注射器吸取6-OHDA(注意避光),缓慢插入注射位点,以0.5ul/min的速度将6-OHDA注射到目标脑区,注射剂量为4μl。
造模成功的指标:
由于动物行为特异性差异,判断大鼠帕金森病模型是否成功,通常以动物出现旋转行为的次数为标准,一般超过7转/min即为成功的帕金森病模型,否则为不成功模型。
分类 | 产品名称 | 货号 | 规格 |
帕金森动物建模试剂 | 61405ES50 | 50 mg |
Source
Source:
Yeasen Biotech
Original URL:
https://www.yeasen.com/solutiondetail/1013
Source ID: 1013
Content is compiled from Yeasen Biotech public materials; all rights belong to the original author.
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