中药复方是中医用药的主要形式,是基于辩证观点,按照君臣佐使的组方原则选择药物定量配伍而成,是中医辩证论治理论的具体体现。由于复方化学成分和药效作用的复杂性,以及有效成分对机体的多靶点协同作用,使复方效应物质基础研究十分困难。如何对中药复方药效成分及其药效作用机理做出科学的诠释,是本领域亟待解决的重要学术问题。本研究选择临床有效的抗肿瘤复方海藻制剂,采用整方研究策略,从多成分、多靶点、多途径阐释复方的药效物质基础,初步探讨了复方的抗肿瘤作用机制。
中药复方海藻制剂是由海藻、黄芪、女贞子等传统中药,依据中医药组方原理配伍而成的抗肿瘤复方制剂。本研究采用整方研究策略,以体外免疫调节、细胞毒、抗氧化等抗肿瘤相关的活性为指导,运用色谱分离技术(硅胶柱层析、凝胶柱层析、制备薄层色谱和制备高效液相色谱等技术)和波谱分析技术(1H NMR, 13C NMR, 2D NMR, MS, IR, UV等技术),从复方水煎液的乙酸乙酯相和正丁醇相中分离得到60个单体化合物,鉴定了49个化合物的结构,其中2个为新化合物,1个为新天然产物,包括黄酮苷类、黄酮类、酚类、木脂素类、甾体类、萜类、内酯类等近10种结构类型...
【英文摘要】
Tradititonal Chinese medicine preparation (TCMP) was a main form for Chinese medical practice. TCMP was composed according to the compatibility theory and dialectical view. It was very difficult to study on the pharmacodynamic material bases of TCMP due to the complexity of chemical constituents and pharmacodynamic effects. It is significant to elucidate the effective constituents and function mechanisms of TCMP. In this paper, the pharmacodynamic material bases of Seaweed Complex Preparation (SCP), ...