... 2002Antimicrobial Susceptibility of Udder Pathogens Isolated from Dairy Herds in the West Littoral Region of UruguayBy R. E. Gianneechini1, C. Concha2and A. Franklin31Department of Veterinary Microbiology, ... were used in the study. The strains were isolated from sub-clini-cal and clinical cases of bovine mastitis from asurvey carried out in the west littoral region of Uruguay (Gianneechini 2001), ... isolated in the laboratory routine during 4years from milk samples collected in the south-western region of Uruguay for penicillin,cloxacillin, nafcillin, rifampin and tetracyclineobtaining:...