characterized and evaluated as potential antiproliferative agents. The various compounds were first studied from the structural point of view; afterward, their solubility properties as well as their solution behaviour were analyzed in detail. Antiproliferative properties were specifically evaluated against A2780 human ovarian carcinoma cells, either resistant or sensitive to cisplatin. For comparison
制备了十二种具有顺式-PtP 2 S 2药效团的Pt(II)配合物(其中P 2是指两个单齿或一个二齿
膦配体,S 2是二
硫代巯基
配体),表征并评估为潜在的抗增殖剂。首先从结构的角度研究了各种化合物。然后,详细分析了它们的溶解性和溶液行为。针对A2780人卵巢癌细胞对抗
顺铂耐药或敏感的抗增殖特性进行了专门评估。为了进行比较,对四个母体顺式-二
氯双膦Pt(II)复杂。总体而言,顺式-PtP 2 S 2化合物显示出显着的抗增殖特性,而顺式-PtP 2 Cl 2(顺式-二
氯双膦Pt(II))化合物显示出相当差的
生物学性能。为了进一步了解这些
双膦Pt(II)化合物的分子机理,通过ESI-MS研究了所选复合物对模型蛋白细胞色素c的反应,并探讨了其加合物的形成。仅对于顺式-PtP 2 Cl 2获得了与cyt c的相关反应性化合物,而顺式-PtP 2 S 2化合物却几乎没有反应性。在目前的抗癌
铂化合物及其结