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Extending Survival Time
The mean survival time of nude mice in Group R was about 19% longer than in Group C, and there was a statistically significant difference between the means of the two groups.
Appearance Immediately before Death
The figure below shows the appearance of nude mouse from Group C and Group R within 24 hours before death.
The nude mouse in Group C had edema from the thighs to the abdomen and inflammation in the joints. On the other hand, the nude mouse in Group R showed no pathological changes in its appearance and was thought to have died of old age.