In Hou's dataset 31 and Garber's dataset 32, the transcription levels of GATA2 in squamous cell lung carcinoma, lung adenocarcinoma and large cell lung carcinoma were both lower than those in lung tissues, and their FC are -3.780/-2.475/-4.077 and -3.551/-2.318/-2.194, respectively. The gene discussed is GATA2; the disease is squamous cell lung carcinoma.