Retinoic acid induction of human tissue-type plasminogen activator gene expression via a direct repeat element (DR5) located at -7 kilo-bases - Bulens, F; Ibanez-Tallon, I; Van Acker, P; De Vriese, A; Nelles, L; Belayew, A; Collen, D (J Biol Chem, 1995)