It was found that these genes have low rate of DNA copy number amplification in OPL and HRP than in OSCC, but the amplification is detectable.

• 发现各基因在口腔癌前病变及口腔癌高危险群中增幅异常之发生率远比在口腔鳞状上皮癌低，但却可以侦测的到。