Understanding this proliferatie capacity during enironmental change is critical, he says, as adult neural stem cells in this region may sometimes proliferate out of control to form brain tumors.

• 理解这种增殖能力在环境变化时是至关重要的，他说，像该区域的成熟神经干细胞有时候可能无节制地增殖导致大脑肿瘤形成。