Although the experiment did not test the idea (or, for that matter, the effects of an upgrade to the rodent equivalent of business class), the researchers speculate that it may be this lack of synchrony that caused the deaths of the older animals.

• 尽管还未有试验检测上述理论（或者进一步说，上升到适用于所有啮齿类动物的水平），但是研究人员估计，可能正是由于体内各部队的非同步性导致了较年老的动物个体死亡。