The influences of the factors, such as the dosage of coloring agent, reaction time, heating temperature and the dose of acid etc., on the system were studied.
To study the ability of aucubin to scavenge free radical and the protective effect of aucubin on tissue homogenate, mitochondria and microsome attacked by gree radical in vitro.
Base on the choice of various raw materials, fresh bark was chosen to extract Iridoids compounds such as geniposidic acid (GPA), aucubin (AU) and geniposide (GP).