To answer when the retInal explant of rat loses the neurite regeneration in vitro after birth, we have used tissue culture to study the neurite regeneration of retinal explant of Wistar rat at different ages.

• 为了解答大白鼠的视网膜人工培养在出生后多久就会丧失轴突再生的能力，我们利用出生后不同年龄的大白鼠之视网膜进行组织培养。