Opposing effects of Krüppel-like factor 4 (gut-enriched Krüppel-like factor) and Krüppel-like factor 5 (intestinal-enriched Krüppel-like factor) on the promoter of the Krüppel-like factor 4 gene. - Duyen T. Dang; Weidong Zhao; Channing S. Mahatan; Deborah E. Geiman; Vincent W. Yang (Nucleic Acids Res., 2002)