Group 1 2 3 4 Mean 178.33 177.00 188.33 185.50 Body Weight (g) St. dev. 12.53 6.72 5.54 13.22 Mean 1.73 1.72 1.72 1.74 Brain weight (g) St. dev. 0.10 0.11 0.06 0.06 Mean 7.14 6.96 8.00 7.92 Liver weight (g) St. dev. 0.77 0.55 1.28 0.63 Mean 1.27 1.16 1.26 1.31 Paired kidney (g) St. dev. 0.07 0.08 0.14 0.11 Mean 70.53 68.45 65.18 78.90 Paired Adrenal (mg) St. dev. 3.38 11.27 5.94 9.32 Mean 0.41 0.38 0.45 0.43 Thymus Weight (g) St. dev. 0.06 0.05 0.08 0.07