Content Determination of Active Component in Huangqi Yinyanghuo Group and Its Effects on hTERT and Bcl-2 Protein in Osteosarcoma

Table 1

Factors and levels of orthogonal test.

Level	Factor
	(amount of water addition, folds)	(soaking time, min)	(extraction time, h)	(extraction times, times)
1	8.0	15	0.5	1
2	10.0	30	1.0	2
3	12.0	45	1.5	3