Thus, when FEV is genetically deleted from the mouse genome, male mice will instantly attack other males, whereas their wild-type counterparts take significantly longer to initiate violent behaviour.

• 因此，如果从小鼠基因组删除FEV的基因，雄性小鼠会立即攻击其他雄性，而它们的野生型对照则需要明显更长的时间发起暴力行为。