计算溶液所需的质量、体积或浓度。
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Moligand™ 级 ,适用于对基线干扰要求严格的色谱和分析工作流程。
-80℃储存。特低温运输 。请查阅批次 COA 获取详细规格。
SDS、COA、产品数据表及规格说明书均可下载。可通过批号查询获取批次 COA。
在色谱分析、有机合成和交叉偶联反应领域已被 3 篇同行评审文献引用。
Lamotrigine是一种新型抗惊厥药剂,作用于人类血小板和大鼠脑突触体,抑制5-羟色胺(5-HT)吸收,IC50分别为240 μM和474 μM。A sodium channel protein inhibitor.
Information
Lamotrigine Lamotrigine (BW-430C) is a novel anticonvulsant drug for inhibition of 5-HT with IC50 of 240 μM and 474 μM in human platelets and rat brain synaptosomes, and also is a sodium channel blocker.
In vitro
Lamotrigine stabilises presynaptic neuronal membranes by blockade of voltage-dependent sodium channels, thus preventing the release of excitatory neurotransmitters, particularly glutamate and aspartate. In rat cerebral cortex tissue incubated with veratrine 10 mg/L, lamotrigine is twice as potent in inhibiting the release of glutamate and aspartate (ED 50 = 5.38 mg/L for each) than the release of GABA (ED50 = 11.2 mg/L), and is much less potent in inhibiting acetylcholine release (ED50 = 25.6 mg/L) when cortical slices is exposed to veratrine 75 mg/L. Basal glutamate release is unaffected . Lamotrigine inhibits high-frequency sustained repetitive firing of sodium-dependent action potentials, indicating a direct effect on voltage-activated sodium channels. Lamotrigine does not induce PCP-like central nervous system (CNS) effects, does not act by direct inhibition at the NMDA receptor, and would be expected to be devoid of the undesirable effects associated with NMDA blockade.
In vivo
In mice and rats, lamotrigine prevents MES- and pentetrazol-induced hindlimb extension, suggesting an antiepileptic profile in animals. These effects peak 1 hour after lamotrigine administration and persist for more than 24 hours. Lamotrigine is active in the electrically evoked EEG after-discharge test, which is thought to indicate activity against both simple and complex partial seizures. After-discharge duration is reduced dose-dependently by lamotrigine in rats at intravenous doses >5 mg/kg.
Cell Data
cell lines:Murine cortical neurons and cerebellar granule cells
Concentrations:
Incubation Time:
Powder Purity:≥99%
| ALogP | 1.4 |
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