搜索结果: 1-15 共查到“农学 E.coli”相关记录53条 . 查询时间(0.046 秒)
旨在细胞水平上进一步探讨FUT2基因的功能及其在猪小肠上皮细胞受到F18大肠杆菌（Escherichia coli，E.coli）侵染时的调控机制，为提高仔猪对F18大肠杆菌病抵抗力的分子选育提供理论基础。运用Real-time PCR方法检测分析FUT2基因在大肠杆菌F18ab、F18ac感染和脂多糖（LPS）诱导小肠上皮细胞前后的mRNA表达差异，并采用Western blotting方法检测...
Molecular characterisation of Shiga toxin-producing Escherichia coli O157:H7 isolates from cattle in eastern Turkey
pulsed-field gel electrophoresis virulence genes bovine rectal swabs E. coli strains
2016/12/8
Shiga toxin-producing Escherichia coli (STEC) O157:H7 is an important foodborne pathogen worldwide. In Turkey, little is known about the molecular characteristics of STEC O157:H7 isolates. The aim of ...
Pneumatosis coli in a dog–a serial radiographic study:a case report
colon computed tomography dog emphysema
2016/8/2
A 12-year-old intact female poodle was presented with a history of an acute episode of tenesmus and passage of ribbon-shaped stools. Anaemia, leucocytosis, hypoalbuminaemia, hyperglycaemia, and elevat...
Antimicrobial effects of curcumin against L. monocytogenes,S.aureus,S.Typhimurium and E.coli O157:H7 pathogens in minced meat
curcumin antimicrobial effect foodborne pathogen minced meat
2016/6/3
The aim of this study was to determine the antimicrobial efficacy of curcumin, one of the active components of the Curcuma longa (turmeric) plant, against food pathogens in a minced meat medium. Salmo...
Effect of Polysaccharides from Acanthopanax senticosus on Intestinal Mucosal Barrier of Escherichia coli Lipopolysaccharide Challenged Mice
Herbal Extract Intestinal Barrier Inflammation Epidermal Growth Factor Pro-inflammatory Cytokines Metabolism
2016/5/20
To investigate the role of polysaccharide from Acanthopanax senticosus (ASPS) in preventing lipopolysaccharide (LPS)-induced intestinal injury, 18 mice (at 5 wk of age) were assigned to three groups w...
Screening of antimicrobial resistance and molecular detection of fluoroquinolone resistance mechanisms in chicken faeces-derived Escherichia coli
antibiotic susceptibility E. coli rep-PCR
2016/2/23
This study was aimed at investigating the resistance to antimicrobial agents and to assess the predominant molecular mechanisms of fluoroquinolone resistance in faecal E. coli strains isolated from ch...
Susceptibility of Escherichia coli and Clostridium perfringens to sucrose monoesters of capric and lauric acid
inhibition ester fatty acids
2015/7/2
The sucrose monoesters of capric and lauric acid were tested for their antibacterial activity towards two foodborne enteropathogenic bacteria ?Escherichia coli (CCM 3954 ?serotype O6 and E22 ?serotype...
Effects of a species-specific probiotic formulation on multiresistant Escherichia coli isolates from the gut of veal calves
lactic acid bacteria antibiotic resistance prevalence gastrointestinal functionality veal calves
2015/6/24
In this study, 254 Escherichia coli isolates from faecal samples of veal calves were evaluated for antimicrobial susceptibility using the disk diffusion method. During the experimental period, six mas...
Erythromycin-resistant Campylobacter coli from slaughtered animals as a potential public health risk
Campylobacter carcasses erythromycin resistance molecular characteristics public health
2015/4/16
Erythromycin-resistant Campylobacter were isolated from pig, cattle, and poultry carcasses slaughtered in Poland between 2008 and 2011. A total of 1335 strains were examined and among them 20 (1.5%) s...
O-serogroups, virulence genes of pathogenic Escherichia coli and Pulsed-field gel electrophoresis (PFGE) patterns of O149 isolates from diarrhoeic piglets in Korea
Escherichia coli piglet O-serogroup pathotype virulence gene
2015/4/16
A total of 116 Escherichia (E.) coli isolates isolated from neonatal diarrhoeic piglets were serogrouped and tested for the presence of virulence genes for fimbrial and non-fimbrial adhesins, intimin,...
Molecular detection of antimicrobial resistance genes in E. coli isolated from slaughtered commercial chickens in Iran
Escherichia coli chicken meat antibiotic-resistance genes PCR Iran
2015/4/16
This study was carried out to detect the distribution of antibiotic-resistant genes in Escherichia coli isolates from slaughtered commercial chickens in Iran by PCR. The investigated genes included aa...
Prevalence, antimicrobial resistance, and molecular characterization of Campylobacter jejuni and C. coli isolated from retail raw meat in Poland
Campylobacter spp. retail meat antimicrobial resistance virulence factors
2015/4/16
The study was conducted to investigate the presence of Campylobacter spp. in meat sold to consumers at a retail market in Poland. Antimicrobial resistance and the presence of putative virulence genes ...
Atresia coli in a Japanese black calf diagnosed by a barium sulphate enema contrast radiograph in the standing position:a case report
atresia coli contrasts radiography enema Japanese black calf standing position
2015/4/16
A three day-old Japanese black calf was admitted with a history of abdominal distension and absence of defecation. Dilated loops of the small intestine and hypoplasia of the colon and rectum was obser...
Faecal shedding of verotoxigenic Escherichia coli in cattle in the Czech Republic
verotoxin shiga-toxin VTEC EHEC STEC
2015/4/15
A survey to estimate the prevalence of verotoxigenic E. coli (VTEC) or enterohaemorrhagic E. coli (EHEC) in rectal swabs from healthy dairy cattle aged three weeks, three months and one year was condu...
The survival of Escherichia coli upon exposure to irradiation with non-coherent polychromatic polarized light
bacteria growth light plate count
2015/4/15
The purpose of this work was to examine the influence of non-coherent polarized light upon the growth of Escherichia coli. Experiments were designed to test the main hypothesis that this kind of polyc...