title: in vitro processing of HeLa cell preribosomes by a nucleolar endoribonuclease.
authors.affiliation: Département de Biologie Moléculaire, Institut Suisse de Recherches Expérimentales sur le Cancer, Bugnon 21, 1011, Lausanne, Switzerland
authors.forename: Marc Edouard
authors.initials: ME
authors.lastname: Mirault
authors.forename: Klaus
authors.initials: K
authors.lastname: Scherrer