Abstract: The WUS (WUSCHEL) gene encodes a transcription factor that specifies the adjacent cells to be stem cell.The WUS dependent signal systems have been found in different tissues recent years.

• 摘要：WUS (WUSCHEL)基因编码一转录因子，它的存在使周围细胞具有干细胞的特征，与之相关的信号系统近年 逐步被阐明。