Osteogenic Differentiation of Human Umbilical Cord Blood Mesenchymal Stem Cells Induced by Liu’s Zhenggudan No. 2 Formula

Table 1

Alkaline phosphatase activity (OD) at different time points of induction in different groups (mean ± s).

Groups	Day 3	Day 6	Day 9	Day 12
Blank control group	0.83 ± 0.11	0.32 ± 0.08	0.49 ± 0.05	0.57 ± 0.23
High-concentration LZF2 group	1.23 ± 0.22^#	1.24 ± 0.08^#	0.88 ± 0.09^##	0.85 ± 0.24^##
Low-concentration LZF2 group	0.82 ± 0.24	0.56 ± 0.22	0.61 ± 0.07	0.44 ± 0.09
EC group	0.75 ± 0.20	0.28 ± 0.15	0.42 ± 0.08	0.33 ± 0.06
COI group	1.56 ± 0.30^#	1.49 ± 0.33^#	1.42 ± 0.05^#	1.31 ± 0.12^#

Note: ^# compared with the blank control group;^## compared with the COI group.