Table 3.

Organ weights of male rats following treatment with Phytase TSP concentrate for 90 days.

Parameter (units)	Control 0 mg/kg bw/d	Low-dose 100 mg/kg bw/d	Mid-dose 500 mg/kg bw/d	High-dose 1000 mg/kg bw/d
Absolute organ weight (g)
Body weight	487.10 ± 24.15	501.80 ± 30.44	492.00 ± 16.87	497.20 ± 39.35
Liver	15.029 ± 1.372	15.615 ± 1.392	15.461 ± 1.877	15.983 ± 1.567
Kidneys	3.721 ± 0.358	3.753 ± 0.314	3.544 ± 0.335	3.681 ± 0.217
Spleen	0.812 ± 0.098	0.866 ± 0.118	0.819 ± 0.132	0.874 ± 0.107
Brain	2.039 ± 0.074	2.029 ± 0.082	2.059 ± 0.153	2.084 ± 0.107
Heart	1.341 ± 0.148	1.406 ± 0.117	1.375 ± 0.151	1.395 ± 0.162
Thymus	0.326 ± 0.080	0.284 ± 0.048	0.320 ± 0.063	0.303 ± 0.047
Adrenals	0.0781 ± 0.0132	0.0885 ± 0.0124	0.1010 ± 0.0187*	0.0881 ± 0.0239
Thyroid gland	0.0360 ± 0.0073	0.0429 ± 0.006	0.0390 ± 0.0071	0.0401 ± 0.0097
Testes	4.011 ± 0.315	4.376 ± 0.197*	4.071 ± 0.273	4.217 ± 0.459
Prostate	1.1245 ± 0.2517	1.0828 ± 0.2559	1.1305 ± 0.3797	0.8142 ± 0.2029*
Epididymides	1.648 ± 0.122	1.719 ± 0.089	1.680 ± 0.099	1.593 ± 0.121
Relative organ to body weight ratio
Liver	30.930 ± 3.370	31.128 ± 2.260	31.379 ± 3.234	32.167 ± 2.185
Kidneys	7.660 ± 0.876	7.476 ± 0.346	7.196 ± 0.534	7.420 ± 0.358
Spleen	1.668 ± 0.205	1.722 ± 0.162	1.662 ± 0.245	1.755 ± 0.118
Brain	4.196 ± 0.269	4.053 ± 0.221	4.193 ± 0.390	4.215 ± 0.407
Heart	2.756 ± 0.303	2.809 ± 0.278	2.794 ± 0.300	2.819 ± 0.368
Thymus	0.671 ± 0.169	0.564 ± 0.075	0.651 ± 0.118	0.612 ± 0.095
Adrenals	0.1606 ± 0.0279	0.1767 ± 0.0255	0.2046 ± 0.0336*	0.1771 ± 0.0441
Thyroid gland	0.0742 ± 0.0158	0.0856 ± 0.0124	0.0792 ± 0.0141	0.0812 ± 0.0215
Testes	8.252 ± 0.784	8.739 ± 0.477	8.282 ± 0.601	8.512 ± 0.996
Prostate	2.3048 ± 0.4891	2.1733 ± 0.5643	2.2915 ± 0.7360	1.6367 ± 0.4078*
Epididymides	3.393 ± 0.339	3.435 ± 0.233	3.417 ± 0.233	3.215 ± 0.284