目的：探讨蜂胶对环磷酰胺等强诱变剂诱发基因突变的抑制作用。

Objective:To study the effects of propolis against gene mutation induced by powerful mutagens in mice.

目的: 探讨蜂胶对环磷酰胺等强诱变剂诱发基因突变的抑制作用.

Objective : To study the effects of propolis against gene mutation induced by powerful mutagens in mice.

压力环境改变气候、温度，例如食肉动物尤其容易诱发基因变化。

Stressful situations—changes in climate, temperature or predators, for example—are particularly good at eliciting genetic change.