| [infective situation in a cow barn contaminated with klebsiella mastitis]. | the infection situation in a four-row cow-house for 153 animals with a frequent occurrence of klebsiella mastitis was subject to a detailed analysis. the following results were obtained after two collections of blood and udder-quarter milk samples examined by the test-tube agglutination, gel precipitation, and bacteriological diagnosis methods: 1. streptococcus agalactiae was isolated from milk samples 28 and 31 times, pseudomonas aeruginosa 15 and 19 times, staphylococcus arueus 16 and 19 times ... | 1976 | 828991 |
| prevention of clinical coliform mastitis in dairy cows by a mutant escherichia coli vaccine. | a prospective cohort study was undertaken in two commercial california dairies. the treatment group, 246 cows, received three doses of a whole cell bacterin of j5 escherichia coli (mutant of e. coli o111:b4) plus freund's incomplete adjuvant vaccine (two in the dry period and one after calving) while 240 unvaccinated cows served as controls. thirty-five cases of clinical coliform mastitis were diagnosed, six in vaccinated cows and 29 in unvaccinated cows. bacteria isolated from the clinical case ... | 1989 | 2670166 |
| incidence of intramammary infections during lactation in dairy cattle repeatedly exposed to streptococcus agalactiae and aerobacter aerogenes. | | 1968 | 5690683 |