1·The experimental results showed that pinocembrin, chrysin and galangin were the main flavonoids in Chinese propolis.
实验结果表明：乔松素、白杨素和高良姜素是中国蜂胶的主要黄酮类化合物；
2·The nociceptive effect of chrysin was also tested with another pain model: hot-plate test.
我们采用了另外一种痛觉模型—小鼠热板实验继续研究白杨素的痛觉活性。
3·A serials of complexes of chrysin and its sulfonate derivates were synthesized. And the structures were characterized by spectra and X-ray single-crystal diffraction analysis.
一系列白杨素及磺化衍生物的配合物已被合成，其结构通过光谱手段和x射线单晶衍射确定。