[Study on mechanism of enhancing antioxidant activity in fermented Ziziphi Spinosae Semen with Poria cocos].

In this study, the antioxidant property changes in fermented Ziziphi Spinosae Semen(FZSS) with Poria cocos were analyzed by DPPH, ABTS and FRAP methods. Then the content determination of active ingredients and ~1H nuclear magnetic resonance(~1H-NMR) spectroscopy were also used to investigate the mechanism of FZSS with P. cocos in enhancing the antioxidant activity.

[Discussion on time standards of acupuncture based on Ziwu Liuzhu].

Designation of days and hours in terms of the heavenly stems and earthly branches is held as an important basis for point selection according to the ancient acupuncture theory of Ziwu Liuzhu (midnight-moon ebb flow). While the heavenly stems and earthly branches are predicted on the base of particular times. Therefore, what standard of time should be adopted is essential for acupuncture based on Ziwu Liuzhu.