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http://dx.doi.org/10.2527/jas1977.445734x | DOI Listing |
Vet Res
April 2018
Department of Pathology, Bacteriology and Avian Diseases, Faculty of Veterinary Medicine, Ghent University, Merelbeke, Belgium.
The minimum inhibitory concentration of bambermycin on three porcine Helicobacter suis strains was shown to be 8 μg/mL. The effect of in-feed medication with this antibiotic on the course of a gastric infection with one of these strains, the host response and the gastric microbiota was determined in mice, as all of these parameters may be involved in gastric pathology. In H.
View Article and Find Full Text PDFAppl Environ Microbiol
May 2011
SARDI, Plant and Soil Health, GPO Box 397, Adelaide, SA 5001, Australia.
The effects of avilamycin, zinc bacitracin, and flavophospholipol on broiler gut microbial community colonization and bird performance in the first 17 days posthatch were investigated. Significant differences in gut microbiota associated with gut section, dietary treatment, and age were identified by terminal restriction fragment length polymorphism (T-RFLP), although no performance-related differences between dietary treatments were detected. Similar age-related shifts in the gut microbiota were identified regardless of diet but varied between the ilea and ceca.
View Article and Find Full Text PDFArch Microbiol
December 2010
Key Laboratory for Feed Biotechnology of the Ministry of Agriculture, Feed Research Institute, Chinese Academy of Agricultural Sciences, 100081 Beijing, People's Republic of China.
The 16S rDNA PCR-DGGE and rpoB quantitative PCR (RQ-PCR) techniques were used to evaluate the effects of dietary flavomycin and florfenicol on the autochthonous intestinal microbiota of hybrid tilapia. The fish were fed four diets: control, dietary flavomycin, florfenicol and their combination. After 8 weeks of feeding, 6 fish from each cage were randomly chosen for the analysis.
View Article and Find Full Text PDFJ Ind Microbiol Biotechnol
June 2010
Department of Genetics and Biotechnology, Ivan Franko National University of L'viv, Grushevskogo st. 4, L'viv 79005, Ukraine.
Moenomycin, a natural phosphoglycolipid product that has a long history of use in animal nutrition, is currently considered an attractive starting point for the development of novel antibiotics. We recently reconstituted the biosynthesis of this natural product in a heterologous host, Streptomyces lividans TK24, but production levels were too low to be useful. We have examined several other streptomycetes strains as hosts and have also explored the overexpression of two pleiotropic regulatory genes, afsS and relA, on moenomycin production.
View Article and Find Full Text PDFBr J Nutr
July 2005
Rowett Research Institute, Greenburn Road, Bucksburn, Aberdeen AB21 9SB, UK.
Flavomycin is an antibiotic that promotes growth in ruminant and non-ruminant livestock. The aim of this study was to determine the mechanism of action of flavomycin in sheep by measuring microbial numbers, microbial metabolism and gut tissue protein turnover at different sites in the digestive tract. Two weight-matched groups (n 5) of male castrate lambs (30 kg) received 800 g grass cubes/d for 6 weeks, with one group receiving 20 mg/d flavomycin during the last 2 weeks.
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