傣药“坡扣”及其炮制品的比较研究

Comparative Identification on Dai Medicine "Pokou" and Its Processing Product

目的:对傣药"坡扣"(天南星科植物大千年健Homalomena gigantea Engl.的干燥根茎)及其炮制品进行比较研究,为该药的深入研究及推广应用提供参考依据。方法:利用性状、显微、薄层色谱和红外光谱法研究其根茎及炮制品的特征,比较其炮制前后的异同。结果:"坡扣"药材(饮片)与炮制品在性状上有一定差异,两者的薄层色谱和红外光谱特征也有不同。建立了该药材及其炮制品的鉴定方法,绘出根茎组织和粉末显微详图。结论:研究结果为该品的研究及应用提供了可靠的鉴定方法,为其质量标准制定奠定了基础。

Objective ：To research identification methods of the Dai Medicine ＂Pokou＂ （the rhizome of Homalomena gigantea） and its processing product,and provide basis for identification of the drug in further research and application. Methods ：Macroscopic,microscopic observation and TLC and FTIR techniques were used to authenticate this raw medicine and its processing product. Results ：There were certain differences in the macroscopic features. The TLC result and infrared spectra of the samples had also obvious differences.The methods for identification of this raw medicine and its processing product were established,The detailed tissue and powder of this medicine were drawn. Conclusion ：The results provided the basis for identification of the medicine and establishment of its quality standard.