نتایج جستجو برای: campylobacter fetus subsp venerealis
تعداد نتایج: 49799 فیلتر نتایج به سال:
Cecal cultures taken over a 1-year period from 600 turkeys at a poultry processing plant were all positive for Campylobacter fetus subsp. jejuni. Swabs of the cloaca and fresh feces were likewise all positive. Of 33 freshly dressed turkey carcases, 94% were positive before chilling in tanks of chlorinated ice and water; 34% of 83 carcasses were still positive after overnight soaking in the tank...
BACKGROUND A survey was conducted to determine the prevalence of campylobacteriosis and trichomonosis, and their concurrence with brucellosis, in cattle in three states of northern Nigeria. METHODS A total of 602 preputial samples was collected from bulls in 250 herds and tested using culture and identification. Various indigenous and exotic breeds were studied and four major management syste...
Aims: To overcome contamination and temperature inhibition by isolating campylobacter at 37 C̊. Methods: The b lactam antibiotic aztreonam was included in a selective medium because of its inhibitory activity against Gram negative organisms but not against Campylobacter jejuni. Vancomycin and amphotericin were added to inhibit Gram positive bacteria and yeasts. Results: The aztreonam amphoterici...
Campylobacter infection is one of the major causes of ovine abortions worldwide. Historically, Campylobacter fetus subsp. fetus was the major cause of Campylobacter-associated abortion in sheep; however, Campylobacter jejuni is increasingly associated with sheep abortions. We examined the species distribution, genotypes, and antimicrobial susceptibilities of abortion-associated Campylobacter is...
Immediate culturing of fecal specimens is not always possible, and appropriate methods for transport and storage of Campylobacter fetus subsp. jejuni specimens have not been fully evaluated. Using nine techniques, we studied the survival of C. fetus subsp. jejuni in cecal specimens from infected turkeys. The organisms survived in specimens held without transport medium for 3 to 15 days (median,...
Three different methods of collecting preputial material for bacteriological examination were compared using 3 bulls infected with Campylobacter fetus subsp. fetus. The first method utilised a specially designed instrument to scrape the preputial and penile mucosa, int he second method plastic pipettes were used to aspirate material and the third method involved washing the preputial cavity wit...
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