Table 4 The content of cynandione A of fermented Cynanchi wilfordii Radix (unit: mg/100 g, dry weight)

Fermentation period (day)	Cynandione A
	Water extract	80% EtOH extract
	0	3.55±0.091)b2)	2.53±0.05c
4	0.76±0.04c	3.11±0.01b
8	6.90±0.41a	7.04±0.15a

Values are mean±SD (n=3).
Means with different superscript in the same column are significantly different at p<0.05 by Duncan’s multiple range tests.