Argonaute: a database for gene regulation by mammalian microRNAs - Shahi, Priyanka; Loukianiouk, Serguei; Bohne-Lang, Andreas; Kenzelmann, Marc; Küffer, Stefan; Maertens, Sabine; Eils, Roland; Gröne, Hermann-Josef; Gretz, Norbert; Brors, Benedikt (Nucleic acids research, 2006)