Zobrazeno 1 - 10
of 27
pro vyhledávání: '"D W Dreesen"'
Publikováno v:
Applied and Environmental Microbiology. 62:3632-3639
Many investigations of the interactions of microbial competitors in the gastrointestinal tract used continuous-flow anaerobic cultures. The simulation reported here was a deterministic 11-compartment model coded by using the C programming language an
Autor:
D W, Dreesen
Publikováno v:
Journal of the American Veterinary Medical Association. 213(12)
Publikováno v:
Avian diseases. 41(4)
From October 1993 to August 1994, broiler chickens in four grow-out houses, two previously used (houses 1 and 2) and two newly constructed (houses 3 and 4), were used in a study to determine the source, time of infection, and prevalence of Campylobac
Publikováno v:
Avian diseases. 41(4)
The purpose of this study was to determine the potential reservoirs for Campylobacter spp. that provide the initial sources involved with broiler chicken colonization during poultry production. We characterized the flagellin A gene (flaA) of the orga
Publikováno v:
American journal of veterinary research. 58(11)
To determine susceptibility, incubation and morbidity periods, clinical signs, serologic response, and excretion of virus in domestic ferrets inoculated with rabies virus.55 domestic ferrets.5 groups of 10 ferrets were inoculated with rabies virus, I
Autor:
D W, Dreesen
Publikováno v:
Journal of the American Veterinary Medical Association. 209(12)
Publikováno v:
Avian diseases. 38(1)
Transposon mutagenesis was used to produce Bordetella avium mutants, which were screened for the lack of potential virulence factors, including a hemagglutinin, flagella, pili, and toxins. A mini-Tn10 transposon containing a kanamycin-resistance gene
Publikováno v:
Avian diseases. 37(4)
Spent hens containing hard-shelled eggs were obtained to study the influence of sample collection and sample preparation methodology on the detection of Salmonella in ovaries. Four hundred eighteen birds from 19 flocks were collected, and the carcass
Publikováno v:
Avian diseases. 36(2)
A study was conducted to determine the frequency of Salmonella enteritidis (SE) and other Salmonella serovars in the cecal contents of spent laying hens at a hen-processing plant in the southeastern United States over a 4 1/2-month period, from Octob
Publikováno v:
Journal of the American Veterinary Medical Association. 196(2)
Of swine from 104 herds, 2,616 were tested for antibodies against Toxoplasma gondii, using an ELISA. Data were analyzed according to swine type, herd size, facility type, and season. The true prevalence of toxoplasmosis was estimated as 5.4% among fi