Treatment Average weekly change in body weight (g) and percent organ to body weight ()
Δweight/week Liver Brain Kidney Lungs Spleen Heart Testes
Control Oral  1.705 ±0.522 7.27 ±1.12 2.74 ±0.27 1.78 ±0.24 1.79 ±0.21 1.12 ±0.32 0.53 ±0.09 0.93 ±0.16
ZanhaafricanaOral  0.340 ±0.495* 7.83 ±1.36 2.65 ±0.92 1.87 ±0.11 2.28 ±0.92 1.05 ±0.41 0.62 ±0.08 0.92 ±0.12
Control IP 2.155 ±0.089 5.01 ±1.26 1.75 ±0.31 1.39 ±0.42 1.38 ±0.54 0.61 ±0.13 0.51 ±0.21 0.91 ±0.22
ZanhaafricanaIP 0.490 ±0.189* 9.18 ±1.74* 2.91 ±0.37* 2.32 ±0.49* 2.19 ±0.69 0.93 ±0.45 0.71 ±0.13 0.94 ±0.14
Results are expressed as Mean ± Standard Deviation (SD) for five animals for each parameter; *p<0.05 is considered statistically significant when the mean of the extracttreated group is compared to its relevant control group by t-test.
Table 3: The effects of oral and intraperitoneal administration of aqueous leaf extract of Zanha africana at 1 g/kg body weight on body and organ weights in mice.