The systematic analysis and anti-tumor activity were achieved through the extraction, determinant, quantitative and toxic test on the total flavonoids (TF) from Tephroseris kirilowii (Turcz.) Holub.
1.The extraction of the total flavonoids (TF) from T. kirilowii The total flavonoids (TF) were extracted by cool and hot methanol methods from powder of T. kirilowii. The extraction rate of gum from the hot methanol method was higher than the cool leach method, but the content of the total...