title: Inhibition of E. coli RNA polymerase by polyadenylic acid.
authors.affiliation: Instituto de Investigaciones Bioquímicas "Fundación Campomar" and Facultad de Ciencias Exactay y Naturales, Obligado 2490, Buenos Aires, Argentina
authors.forename: E M.
authors.initials: EM
authors.lastname: De Robertis
authors.forename: P M.
authors.initials: PM
authors.lastname: Ezcurra
authors.forename: N D.
authors.initials: ND
authors.lastname: Judewicz
authors.forename: P R.
authors.initials: PR
authors.lastname: Pucci
authors.forename: H N.
authors.initials: HN
authors.lastname: Torres