Table 6.

Adult F₁ Male Organ Weights (Absolute, Relative to Brain Weight, and Relative to Terminal Body Weight)^a

Organ	Diet
	NIH-41	5K96	5001	AIN-93	SPC	SPC-IF
Body Weight (g)	45.80 ± 1.382	44.16 ± 1.267 (19)	41.18 ± 1.122	43.03 ± 1.441	41.06 ± 1.224*	38.50 ± 1.395**
Brain
Absolute (g)	0.542 ± 0.006	0.525 ± 0.007	0.525 ± 0.004	0.531 ± 0.005	0.520 ± 0.004*	0.507 ± 0.007***
Rel to Body (mg/g)	12.04 ± 0.375	12.05 ± 0.383	12.87 ± 0.282	12.57 ± 0.404	12.88 ± 0.383	13.46 ± 0.435**
Retroperitoneal Fat Pad
Absolute (g)	0.635 ± 0.062	0.641 ± 0.032	0.414 ± 0.041*	0.520 ± 0.083	0.501 ± 0.062	0.447 ± 0.052
Rel. to Brain (g/g)	1.169 ± 0.114	1.228 ± 0.067	0.785 ± 0.076	0.979 ± 0.157	0.961 ± 0.118	0.881 ± 0.105
Rel. to Body (mg/g)	13.45 ± 1.052	14.47 ± 0.607	9.781 ± 0.829	11.38 ± 1.481	11.66 ± 1.226	11.08 ± 0.919
Kidney
Absolute (g)	0.684 ± 0.022 (19)	0.665 ± 0.020	0.677 ± 0.023	0.606 ± 0.014*	0.521 ± 0.017***	0.490 ± 0.017***
Rel. to Brain (g/g)	1.266 ± 0.041	1.276 ± 0.048	1.289 ± 0.040	1.142 ± 0.026*	1.002 ± 0.033***	0.971 ± 0.037***
Rel. to Body (mg/g)	15.21 ± 0.509	15.10 ± 0.302	16.45 ± 0.362	14.28 ± 0.433*	12.74 ± 0.326***	12.87 ± 0.388***
Liver
Absolute (g)	1.890 ± 0.089	2.044 ± 0.113	1.762 ± 0.049 (19)	1.896 ± 0.128	1.597 ± 0.076	1.493 ± 0.071*
Rel. to Brain (g/g)	3.484 ± 0.160	3.917 ± 0.230	3.363 ± 0.086	3.571 ± 0.235	3.065 ± 0.139	2.951 ± 0.150
Rel. to Body (mg/g)	41.03 ± 1.001	45.77 ± 1.332	42.83 ± 0.658	43.43 ± 1.591	38.67 ± 0.990	38.71 ± 0.913
Testes
Absolute (g)	0.256 ± 0.006	0.241 ± 0.008	0.269 ± 0.010	0.198 ± 0.015***	0.236 ± 0.006	0.243 ± 0.007
Rel. to Brain (g/g)	0.472 ± 0.009	0.461 ± 0.016	0.512 ± 0.018	0.372 ± 0.028***	0.454 ± 0.011	0.480 ± 0.014
Rel. to Body (mg/g)	2.834 ± 0.085	2.712 ± 0.126	3.303 ± 0.114	2.312 ± 0.194***	2.911 ± 0.099	3.218 ± 0.161
Thyroid Gland
Absolute (g)	0.006 ± 0.0	0.006 ± 0.0 (17)	0.005 ± 0.001	0.004 ± 0.0**	0.004 ± 0.0**	0.004 ± 0.0**
Rel. to Brain (g/g)	0.011 ± 0.001	0.011 ± 0.001	0.010 ± 0.001	0.008 ± 0.0**	0.008 ± 0.0**	0.008 ± 0.0*
Rel. to Body (mg/g)	0.135 ± 0.011	0.137 ± 0.009	0.129 ± 0.015	0.101 ± 0.006**	0.100 ± 0.007**	0.111 ± 0.007**

^aMean counts ± S.E.M., n = 20 except were indicated by numbers in parentheses.

Shaded cell indicates statistically significant difference from NIH-41 diet group;

^*p < 0.05,

^**p < 0.01,

^***p < 0.001.