Serovar distribution of a DNA sequence involved in the antigenic relationship between <it>Leptospira</it> and equine cornea

by Arroyo Guillermo H, Parma Alberto E, Lucchesi Paula MA
Published 2002-02-01

First isolation of the enterohaemorrhagic <it>Escherichia coli</it> O145:H- from cattle in feedlot in Argentina

by Etcheverría Analía I, Blanco Jorge, Blanco Miguel, Blanco Jesús E, Lucchesi Paula MA, Sanz Marcelo E, Padola Nora L, Arroyo Guillermo H, Parma Alberto E
Published 2002-04-01