Table 1. Effect of WCHF on body weight, food intake and relative organ weight of test mice in subacute toxicity study.

			WCHFa (mg/kg BWb)
Group	Control	100	500	1000
Initial BW (g)	25.25±3.93	22.53±2.34	24.00±2.39	23.74±1.51
Final BW (g)	33.35±4.36	32.76±2.06	34.38±1.83	31.11±2.87
Food intake (g/mice/day)	4.68±0.90	4.39±0.93	4.64±1.07	4.58±1.50
Wet Organ/body weight ratio (%)
Heart	0.63±0.09	0.62±0.06	0.63±0.06	0.64±0.09
Liver	6.50±0.22	6.24±0.51	6.38±0.04	6.63±1.16
Spleen	0.33±0.04	0.36±0.02	0.34±0.07	0.42±0.12
Lung	0.67±0.02	0.70±0.07	0.72±0.08	0.80±0.16
Kidney	0.88±0.03	0.93±0.08	0.95±0.06	0.89±0.14

Data are expressed as mean ± SD. (n = 6).

^aWCHF = hot water extract of fresh W. chinensis.

^bBW = body weight. There were no statistical differences between control and test groups.