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Address: Haimen Biotech and Pharmaceutical Park, Riverside New District, Haimen, Jiangsu Province, China
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Email:infor@pharmacorelab.com
Website: www.pharmacorelab.com
Branch Office, PCL
Address: Block 6D, 780 Cailun Road, China (Shanghai) pilot free trade zone. infor@pharmacorelab.com
In vitro electrophysiology INa assay in primary cardiomyocytes:
Assay platform/method |
Conventional patch clamp |
Cells used in the assay |
Acutely isolated cardiomyocytes from guinea pig or rabbit |
Measured parameters |
Whole cell current of sodium channels |
Test concentrations |
4 -5 doses for IC50 |
Data point repeats |
N ≥ 3 for each concentration |
Note: 1) Positive control: 10 μM Amitriptyline is used in the assay to ensure cell quality and normal response of sodium channels.
2) 1 or 2 doses could be tested if IC50 is not required.
Effect of amitriptyline at a holding potential of V1/2 of fast Na channel Inactivation and IC50 value inguinea pig cardiac myocytes