Studies on the anticonvulsant activity of 4-alkyl-1,2,4-triazole-3-thiones and their effect on GABAergic system
作者:Tomasz Plech、Barbara Kaproń、Jarogniew J. Łuszczki、Agata Paneth、Agata Siwek、Marcin Kołaczkowski、Maria Żołnierek、Gabriel Nowak
DOI:10.1016/j.ejmech.2014.09.034
日期:2014.10
median effective and toxic doses as well as the time-course profile of anticonvulsant activity, 5-(3-chlorobenzyl)-4-hexyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (4a) was proposed as the best tolerated and the most promising potential drug candidate. Finally, a radioligand binding assay was used to check whether the anticonvulsant activity of 4-alkyl-1,2,4-triazole-3-thiones was a result of their interactions
设计,合成了一系列的4-烷基-5-(3-氯苄基/ 2,3-二氯苯基)-2,4-二氢-3 H -1,2,4-三唑-3-硫酮(1a – 14a)并筛选了它们的抗惊厥特性。此外,在烟囱测试中评估了活性化合物(1a - 7a,12a)对运动表现的急性影响。在4-烷基-5-(3-氯苄基)-2,4-二氢-3 H -1,2,4-三唑-3-硫酮中,经腹膜内给药的乙基,丁基,戊基,己基和庚基衍生物在四个预处理时间(即15、30、60、120分钟),以300 mg / kg的剂量保护100%的受测动物。考虑到中位数有效和毒性剂量以及抗惊厥活性的时程分布,5-(3-氯苄基)-4-己基-2,4-二氢-3 H -1,2,4-三唑- 3-硫酮(4a)被认为是耐受性最好,最有前途的潜在药物候选物。最后,使用放射性配体结合试验来检查4-烷基-1,2,4-三唑-3-硫酮的抗惊厥活性是否是它们与GABA A受体复合物和/或它