| 产品描述: | AChE 选择性抑制剂;AChE Selective Inhibitors;;InformationAcotiamide (Acofide, Z388) is a novelacetylcholinesteraseinhibitor with fundus-relaxing and gastroprokinetic properties.TargetsAChE 3 μMIn vitroAcotiamide inhibited recombinant human and canine stomach-derived acetylcholinesterase (AChE) activity in vitro. The mode of the AChE inhibitory action of acotiamide was selective and reversible. It shows a mixed-type inhibition toward recombinant human AChE activity. Ki1 (competitive inhibition) and Ki2 values (noncompetitive inhibition) of acotiamide were 610 nM and 2.7 μM, respectively. IC50 values for AChE of acotiamide is 3 μM. IC50 value for BuChE of acotiamide is >1.0 × 10−3 M. Acotiamide inhibited AChE selectively, and the ratio of the IC50 value for BuChE to AChE was more than 330. Acotiamide has no affinity for α2-adrenoceptor, dopamine D2S receptor, or serotonin 5-HT4 receptors, including 5-HT4c, 5-HT4d, or 5-HT4e receptors. In in vitro studies, acotiamide enhanced acetylcholine- but not carbachol-induced contractile responses of guinea pig gastric antrum strips.In vivoAcotiamide stimulates gastric motility and improves gastric motility dysfunction in rats by inhibiting AChE activity. It improves stress-induced delayed gastric emptying in rats. Acotiamide also enhances gastric motility by inhibiting AChE activity without affecting QT interval in dogs. |
| 靶点: |
IC50: 1.79 μM (AChE). |
| 体内研究: |
Acotiamide (0.3, 1, 3 mg/kg; i.v./3, 10, 30 mg/kg; p.o.) increases the postprandial gastric motility index in a dose-dependent manner. Acotiamide (0.83 mg/kg; i.v.; once) inhibits AChE in rat stomach with an IC50 value of 1.79 μM. |
| 保存条件: |
-80℃(运输条件:冰袋低温运输) |
| 配置溶液浓度参考: |
|
1mg |
5mg |
10mg |
| 1 mM |
2.22 ml |
11.098 ml |
22.195 ml |
| 5 mM |
0.444 ml |
2.22 ml |
4.439 ml |
| 10 mM |
0.222 ml |
1.11 ml |
2.22 ml |
| 50 mM |
0.044 ml |
0.222 ml |
0.444 ml |
|
| 注意: |
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