FOLLOWUS
1.Key Laboratory of Acupuncture of Tianjin, First Teaching Hospital of Tianjin University of Traditional Chinese Medicine,National Clinical Research Center for Chinese Medicine Acupuncture and Moxibustion, Tianjin (300381), China
2.Department of Acupuncture and Moxibustion, First Teaching Hospital of Tianjin University of Traditional Chinese Medicine,Tianjin (300381), China
3.Department of Chemical Biology,Max Planck Institute for Medical Research, Heidelberg (69120),Germany
4.Department of Internal Medicine, Mannheim Medical School of Heidelberg University, Mannheim (68167),Germany
5.Department of Chinese Medicine Rehabilitation,Shenzhen Baoan District Hospital of Traditional Chinese Medicine, Shenzhen, Guangdong Province (518000), China
6.Department of Preventive Treatment of Disease, Binhai New Area Hospital of Traditional Chinese Medicine, Fourth Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin (300193), China
7.Institute of Acupuncture and Moxibustion, Shaanxi University of Chinese Medicine, Xi'an(712046), China
Prof. DU Yuan-hao, E-mail: ddyh64@tjutcm.edu.cn
纸质出版日期:2022-02-01,
网络出版日期:2021-12-07,
录用日期:2021-01-08
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Jing LI, Ying HE, Yuan-hao DU, 等. Effect of Electro-acupuncture on Vasomotor Symptoms in Rats with Acute Cerebral Infarction Based on Phosphatidylinositol System[J]. Chinese Journal of Integrative Medicine, 2022,28(2):145-152.
Jing LI, Ying HE, Yuan-hao DU, et al. Effect of Electro-acupuncture on Vasomotor Symptoms in Rats with Acute Cerebral Infarction Based on Phosphatidylinositol System[J]. Chinese Journal of Integrative Medicine, 2022,28(2):145-152.
Jing LI, Ying HE, Yuan-hao DU, 等. Effect of Electro-acupuncture on Vasomotor Symptoms in Rats with Acute Cerebral Infarction Based on Phosphatidylinositol System[J]. Chinese Journal of Integrative Medicine, 2022,28(2):145-152. DOI: 10.1007/s11655-021-3341-6.
Jing LI, Ying HE, Yuan-hao DU, et al. Effect of Electro-acupuncture on Vasomotor Symptoms in Rats with Acute Cerebral Infarction Based on Phosphatidylinositol System[J]. Chinese Journal of Integrative Medicine, 2022,28(2):145-152. DOI: 10.1007/s11655-021-3341-6.
目的:
2
通过观察肌醇磷脂系统相关因子表达的变化
探讨电针对急性脑梗死大鼠血管舒缩症状的影响.
方法:
2
42只Wistar大鼠按随机数字表法分为3组: 对照组 (
n
=6) 、模型组 (
n
=18) 和电针组 (
n
=18) . 电针组采用大脑中动脉闭塞法造模后即刻给予水沟穴电针治疗
模型组和对照组不进行任何治疗. 使用神经严重程度评分评估神经功能缺损的程度
通过激光扫描共聚焦显微镜评估脑血流量
通过蛋白质印迹分析法检测Gq和CaM的表达水平. 通过蛋白质结合竞争法检测IP3的表达水平
通过薄层定量分析法检测DAG的表达水平
通过流式细胞仪检测细胞内游离钙离子浓度的表达水平.
结果:
2
3、6h模型组在MCAO后NSS评分显著高于对照组 (
P
<
0.01)
6h电针组显着低于模型组 (
P
<
0.01) . 1、3、6 h模型组在MCAO后脑血流量显著低于对照组 (
P
<
0.01)
而电针组显著高于同时相模型组 (
P
<
0.01). 模型组Gq、CaM、IP3、DAG、[Ca
2+
]
i
的表达下显著高于对照组 (
P
<
0.05或
P
<
0.01)
而电针组显著低于同时相模型组 (
P
<
0.05或
P
<
0.01) .
结论:
2
电针水沟穴可有效抑制急性脑梗死大鼠肌醇磷脂系统相关因子的过度表达
改善脑血管的自律运动、缓解脑血管的痉挛.
Objective:
2
To investigate the effect of electro-acupuncture (EA) on vasomotor symptoms in rats with acute cerebral infarction
by observing the changes in the expression of factors related to the phosphatidylinositol (PI) system.
Methods:
2
Forty-two Wistar rats were randomly divided into 3 groups by a random number table: the control group (
n
=6)
the model group (
n
=18) and the EA group (
n
=18). The EA group was given EA treatment at Shuigou (GV 26) instantly after modeling with middle cerebral artery occlusion (MCAO) method
while the model and control groups were not given any treatment. The degrees of neurological deficiency were evaluated using neurological severity scores (NSS) and the brain blood flow was evaluated by a laser scanning confocal microscope. Western blot analysis was conducted to detect the expression levels of G-protein subtype (Gq) and calmodulin (CaM). Competition for protein binding was conducted to detect the expression level of inositol triphosphate (IP3). Thin layer quantitative analysis was conducted to detect the expression level of diacylglycerol (DAG). The expression level of intracellular concentration of free calcium ion ([Ca
2+
]
i
) was detected by flow cytometry.
Results:
2
The NSS of the model group was significantly higher than the control group at 3 and 6 h after MCAO (
P
<
0.01)
while the EA group was significantly lower than the model group at 6 h (
P
<
0.01). The cerebral blood flow in the model group was significantly lower than the control group at 1
3 and 6 h after MCAO (
P
<
0.01)
while for the EA group it was remarkably higher than the model group at the same time points (
P
<
0.01). The expressions of Gq
CaM
IP3
DAG and [Ca
2+
]
i
in the model group were significantly higher than the control group (
P
<
0.05 or
P
<
0.01)
and those in the EA group were significantly lower than the model group at the same time points (
P
<
0.05 or
P
<
0.01).
Conclusion:
2
EA treatment at GV 26 can effectively decrease the over-expression of related factors of PI system in rats with acute cerebral infarction
improve cerebral autonomy movement
and alleviate cerebral vascular spasm.
cerebral infarctionphosphatidylinositol systemvasomotionShuigou (GV 26)electroacupunctureChinese medicine
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