Table 3.

Effect of E₂ on prostate when TP was 3.7 mg/kg/rat ( ± SD)

E2 (µg/kg)	N	weight (g)	Organ quotient (/100)	Volume (mL)	Prostate epithelia height (µm)	Glandular cavity area (µm2)
Control	6	309.25 ± 10.72	1.50 ± 0.06	0.12 ± 0.05	16.95 ± 5.98	23956 ± 8978
Castrated	6	297.25 ± 15.73	0.35 ± 0.02	0.06 ± 0.03	15.77 ± 3.56	23606 ± 17981
0	6	297.25 ± 15.73	4.66 ± 0.30**	1.23 ± 0.13**	19.16 ± 6.26	38293 ± 30062**
0.4	6	192.75 ± 18.42	5.81 ± 0.30**	1.35 ± 0.23**	18.24 ± 8.94	35726 ± 35316**
2.0	6	206.25 ± 15.11	4.67 ± 0.74**	1.40 ± 0.23**	20.18 ± 9.54	48435 ± 57070c**
10	6	204.00 ± 8.04	5.53 ± 0.15**	1.25 ± 0.07**	23.12 ± 8.28	40940 ± 32754**
50	6	211.00 ± 6.16	5.33 ± 0.39**	1.13 ± 0.16**	19.56 ± 5.79	41500 ± 38459**
250	6	210.50 ± 16.36	5.44 ± 1.58**	0.97 ± 0.27**	25.31 ± 8.01	55851 ± 65307**
1250	6	202.5 ± 16.30	6.16 ± 1.51**	1.31 ± 0.42**	19.79 ± 6.73	34370 ± 28379**

Note: Compared with control groups,

^**P < 0.01.