These methods possess shortcomings.This study searched a high purity of human fetal olfactory bulb OECs in vitro culture method by comparing three different methods.

• 比较3种纯化方法原代培养人胚嗅球嗅鞘细胞的纯度，寻求简单实用的高纯度人胚嗅球嗅鞘细胞的体外培养方法。