Learn More
OBJECTIVE To study the chemical constituents of the essential substance from the Polygonum oriental. METHOD Chromatographic techniques were employed for isolation and purification of the constituents and their structures were determined by spectral analysis and chemical evidence. RESULT Seven compounds were obtained and identified as(More)
OBJECTIVE To investigate the neuroprotective effects of the constituents in Herba Erigerontis on neuroblastoma SH-SY5Y cells, and find out its possible material foundation in treating Alzheimer's disease (AD). METHOD Different combinations of the three constituents in Herba Erigerontis were prepared according to the orthogonality experiment, and the(More)
  • 1