KLF6 and lung adenocarcinoma: DiFeo et al. (2008) detected the expression of KLF6-SV1 at the mRNA level in a total of 70 patients with lung adenocarcinoma by using PCR, and their data indicated that KLF6-SV1 was overexpressed in lung adenocarcinoma and was related to poor survival rates in adenocarcinoma patients.