Toxicity Screening of N-Alkylazacycloheptan-2-one Derivatives in Cultured Human Skin Cells: Structure–Toxicity Relationships
作者:Maria Ponec、Milly Haverkort、You Lan Soei、Johanna Kempenaar、Johannes Brussee、Harry Bodde
DOI:10.1002/jps.2600780907
日期:1989.9
number of N-alkylazacycloheptan-2-one derivatives, with the hydrocarbon chain lengths systematically varied from C2 to C16, were tested for their possible skin toxic effects. For this purpose, three in vitro cytotoxicity assays were used: (1) inhibition of proliferation of cultured human fibroblasts and keratinocytes; (2) inhibition of collagen contraction by human fibroblasts; and (3) cell morphology
测试了许多N-烷基氮杂环庚烷-2-酮衍生物的烃链长度从C2到C16的变化,对它们可能的皮肤毒性作用进行了测试。为此目的,使用了三种体外细胞毒性测定法:(1)抑制培养的人成纤维细胞和角质形成细胞的增殖;(2)抑制人成纤维细胞的胶原蛋白收缩;(3)人成纤维细胞和角质形成细胞融合培养中的细胞形态变化。使用所有测定法,N-烷基氮杂氮杂庚烷-2-酮衍生物的毒性从C2增加到C8,在C8和C14之间的烃链长度处保持恒定,然后随着烷基链长度的增加而降低。在这些N-烷基氮杂氮杂庚烷-2-one衍生物的存在下,硝酸甘油的通量增加也观察到类似的趋势,这表明这些化合物在皮肤细胞毒性和渗透能力之间存在平行关系。由于在实际应用中,最好在皮肤毒性和特定增强剂的渗透增强效果之间找到平衡,因此建议对大量特定化合物的同类化合物进行此类QSAR研究,以优化选择。在这种特殊情况下,与经常传播的十二烷基衍生物相比,对N-烷基氮杂环