Objective: To detect the deletion rate and to study the role of the fragile histidine triad (FHIT) gene at 3p14.2 in Chinese squamous cell carcinoma (SQC) of the lung.

• 目的：检测位于人染色体3p14.；2区的FHIT基因在肺鳞癌中的缺失率，探讨FHIT基因在国人肺鳞癌中的作用。