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42 resultados encontrados.

Tipos de recurso: Libro electrónico Artículo Revista Tesis Capítulo
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Virulence factors, antimicrobial resistance, and plasmid content of Escherichia coli isolated in swine commercial farms Fatores de virulência, resistência aos antimicrobianos, presença de plasmídeos em Escherichia coli isoladas de amostras clínicas e ambientais de suínos
Artículo
Acceso abierto Artículo DOAJ
M.M. Costa et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2010 · ISSN 0102-0935
Virulence factors and antimicrobial resistance patterns of Escherichia coli isolates were evaluated. A total of 80 E. coli isolates were evaluated, being 64 from clinical samples (intestinal content and fragments of orga...
LCC LCC:Animal cultureIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Characterization of microbiota, antibiotic resistance genes and virulence factors in retail Flammulina velutipes in Beijing City
Artículo
Acceso abierto Artículo DOAJ
NONG Yingying et al · The Editorial Office of Chinese Journal of Food Hygiene · 2025 · ISSN 1004-8456
ObjectiveTo analyze the microbial community structure, distribution of antibiotic resistance genes and virulence factors in Flammulina velutipes using metagenomic sequencing, and explore its potential food safety ris...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Nutrition. Foods and food supplyIdioma zho
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Prevalence of virulence factors in Escherichia coli strains isolated from the genital tract of healthy cows Prevalência de fatores de virulência em cepas de Escherichia coli isoladas do trato genital de vacas saudáveis
Artículo
Acceso abierto Artículo DOAJ
D. Resende et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2007 · ISSN 0102-0935
The prevalence of virulence genes expressing fimbriae, production of hemolysin, colicin and aerobactin, was determined in Escherichia coli isolates from healthy cow’s genital tract not showing clinical signs of infecti...
LCC LCC:Animal cultureIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Effect of the herbicide 2,4-dichlorophenoxyacetic acid on uropathogenic Escherichia coli virulence factors
Artículo
Material complementario disponible Artículo CONICET Digital
Balague, Claudia Elisabeht et al · Elsevier · 2002 · ISSN 0300-483X
The effects of the herbicide 2,4-dichlorophenoxyacetic acid (2,4-D) - widely used in the world and mainly excreted by the renal route in exposed humans - were studied on the virulence and surface characteristics of an ur...
Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Fatores de virulência em linhagens de Escherichia coli isoladas de mastite bovina Virulence factors in Escherichia coli strains isolated from bovine mastitis
Artículo
Acceso abierto Artículo DOAJ
M.G. Ribeiro et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2006 · ISSN 0102-0935
Avaliou-se a ocorrência de fatores de virulência e do sorotipo O157:H7 em 120 linhagens de Escherichia coli, isoladas de 80 casos de mastite clínica bovina e 40 de mastite subclínica. Verificou-se alfa-hemolisina em ...
LCC LCC:Animal cultureIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Salmonella Typhimurium general virulence factors: a battle of David against Goliath?
Artículo
Acceso abierto Artículo CONICET Digital
Lopez, Fabian Enrique et al · Elsevier Science · 2012 · ISSN 0963-9969
The genus Salmonella is the most common agent causative of foodborne diseases. Although genus Salmonella members are genetically close microorganisms, they show wide variations in host-specificity, virulence and disease ...
Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Antimicrobial resistance, genetic diversity and virulence associated factors of Campylobacter spp. isolated from poultry meat in Algeria
Artículo
Acceso abierto Artículo DOAJ
Radia Bouhamed et al · Frontiers Media S.A · 2026 · ISSN 2297-1769
BackgroundCampylobacter is the most common cause of bacterial food infections worldwide. In Algeria, data regarding the epidemiology, antimicrobial resistance and virulence of Campylobacter remain limited. This study aim...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Antifungal susceptibility and in vitro virulence characteristics of clinical Magnusiomyces/Saprochaete isolates: a multicenter study from Türkiye
Artículo
Acceso abierto Artículo DOAJ
Ali Ozturk et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Invasive infections due to Magnusiomyces/Saprochaete species are an emerging problem in immunocompromised patients and are often underrecognized because of misidentification and intrinsic resistance to some anti...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Antimicrobial resistance, diarrheagenic and avian pathogenic virulence genes in Escherichia coli from poultry feed and the ingredients
Artículo
Material complementario disponible Artículo DOAJ
J.M. Rossato et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2019 · ISSN 1678-4162
ABSTRACT Diarrheagenic (DEC) and avian pathogenic Escherichia coli (APEC) are associated with intestinal and extra-intestinal infections (ExPEC), respectively. We aimed to analyze the antimicrobial susceptibility, gene e...
LCC LCC:Animal cultureIdioma eng
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Material complementario
Risk factors of S. aureus intramammary infection in pre partum dairy heifers under grazing conditions and molecular characterization of isolates from heifers and cows
Artículo
Acceso abierto Artículo CONICET Digital
Camussone, Cecilia María et al · Cambridge University Press · 2020 · ISSN 0022-0299
The aims of the research reported here were to identify potential risk factors associated with the presence of Staphylococcus aureus intramammary infection (IMI) in pre partum dairy heifers on 17 dairy farms from three p...
Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Reprogramming of bacterial virulence by lysine acetylation
Artículo
Acceso abierto Artículo DOAJ
Ole Schmöker et al · Nature Portfolio · 2026 · ISSN 2041-1723
Abstract Gram-negative bacteria use a plethora of virulence factors to infect eukaryotic cells. CE-clan protease-related virulence factors were reported to act as deubiquitinases/ubiquitin-like specific proteases. Some h...
LCC TENDOlNjaWVuY2U~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Etiological characteristics of Vibrio parahaemolyticus in two foodborne disease outbreaks in a county of Ningbo City: a genomic and phylogenetic analysis
Artículo
Acceso abierto Artículo DOAJ
YE Shuo et al · The Editorial Office of Chinese Journal of Food Hygiene · 2025 · ISSN 1004-8456
ObjectiveTo analyze the etiological characteristics and homology of Vibrio parahaemolyticus strains isolated from two foodborne outbreaks in July 2024 in a county of Ningbo City.MethodsWhole genome sequencing was perform...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Nutrition. Foods and food supplyIdioma zho
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Prevalence and Whole Genome Sequence Analysis of Mycoplasma bovis Isolates From Bulk Tank Milk of Dairy Farms in Tennessee, USA
Artículo
Acceso abierto Artículo DOAJ
Aga E. Gelgie et al · Oxford University Press · 2025 · ISSN 0891-6640
ABSTRACT Background Mycoplasma bovis mastitis is an important disease of dairy cows that causes substantial economic losses. However, its prevalence in different states in the United States (US), including Tennessee, is ...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Phenotypic and genomic profiling of multidrug-resistant Escherichia coli and Klebsiella pneumoniae isolated from Intensive Care Unit patients in Kenya
Artículo
Acceso abierto Artículo DOAJ
Beatrice Oduor et al · BMC · 2026 · ISSN 1471-2180
Abstract Background The global rise of multidrug-resistant Enterobacterales, particularly extended-spectrum beta-lactamase (ESBL)- and carbapenemase-producing Escherichia coli and Klebsiella pneumoniae, poses a critical ...
LCC TENDOk1pY3JvYmlvbG9neQ~~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Systematic Review: Porphyromonas gingivalis Outer Membrane Vesicles From Pathogenesis to Therapeutic Implications
Artículo
Acceso abierto Artículo DOAJ
Zhiwen Li et al · Elsevier · 2026 · ISSN 0020-6539
Background: Outer membrane vesicles (OMVs) from Gram-negative bacteria are spherical lipid bilayer nanostructures with diameters of 20 to 250 nm. Porphyromonas gingivalis (P. gingivalis), a keystone periodontal pathogen,...
LCC TENDOkRlbnRpc3RyeQ~~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Deciphering the function of Com_YlbF domain-containing proteins in Staphylococcus aureus
Artículo
Acceso abierto Artículo DOAJ
Zayda-Lorena Corredor-Rozo et al · American Society for Microbiology · 2025 · ISSN 0021-9193
ABSTRACT The Com_YlbF domain-containing proteins inhibit sporulation, competition, and biofilm formation by affecting the activity of ribonuclease RNase-Y in Bacillus subtilis. Similar Com_YlbF proteins are found in Stap...
LCC LCC:MedicineIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Pathogenic characteristics of Vibrio parahaemolyticus O10:K4 in Guangdong Province from 2020 to 2022
Artículo
Acceso abierto Artículo DOAJ
ZOU Min et al · The Editorial Office of Chinese Journal of Food Hygiene · 2025 · ISSN 1004-8456
ObjectiveTo investigate the drug resistance, molecular characteristics and prevalence of Vibrio parahaemolyticus O10:K4 in Guangdong Province from 2020 to 2022, and to provide evidence for the prevention and contro...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Nutrition. Foods and food supplyIdioma zho
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Epidemiological investigation and analysis of an outbreak of foodborne disease caused by Clostridium perfringens in Nanjing
Artículo
Acceso abierto Artículo DOAJ
ZHANG Jia et al · The Editorial Office of Chinese Journal of Food Hygiene · 2025 · ISSN 1004-8456
ObjectiveTo identify the suspicious food, etiologic agent, and risk factors of a foodborne disease outbreak in a middle school in Nanjing, and to examine issues identified during the investigation, thereby provid...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Nutrition. Foods and food supplyIdioma zho
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Antibiotic susceptibility and biofilm pattern in Staphylococcus aureus from clinical sources in Diyala Governorate
Artículo
Acceso abierto Artículo DOAJ
Esam H. Hummadi et al · College of science, university of Diyala · 2026 · ISSN 2958-4612
Staphylococcus aureus is a pathogenic bacteria that causes a variety of diseases, from skin infections to serious and fatal infections, due to producing a variety of virulence factors. Biofilm is the most important virul...
LCC TENDOlNjaWVuY2U~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Assessment of the bioprotective potential of lactic acid bacteria against Listeria monocytogenes in ground beef
Artículo
Acceso abierto Artículo CONICET Digital
Gomez, Johana Stefani et al · Springer · 2021 · ISSN 1427-1437
Lactic acid bacteria can be considered as natural biopreservative and good biotechnological alternative to food safety. In this study, the antilisterial compounds produced by Enterococcus isolates from the Patagonian env...
Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Beyond Antibiotics: Alternative Strategies Targeting Helicobacter pylori Resistance
Artículo
Acceso abierto Artículo DOAJ
Amin Fath Tabar et al · Cambridge University Press · 2026 · ISSN 1462-3994
The escalating global prevalence of antibiotic-resistant Helicobacter pylori strains has undermined conventional eradication therapies, heightening the burden of associated conditions such as gastritis, peptic ulcers and...
LCC LCC:Medicine; LCC:GeneticsIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Consumption of traditional Sardinian fermented milk promotes changes in the rat gut microbiota composition and functions
Artículo
Material complementario disponible Artículo DOAJ
Marcello Abbondio et al · BMC · 2025 · ISSN 1471-2180
Abstract Background Fermented milk products are part of the staple diet for many Mediterranean populations. Most of these traditional foods are enriched with lactobacilli and other lactic acid bacteria, as well as with m...
LCC TENDOk1pY3JvYmlvbG9neQ~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Detection of Shiga toxin-producing Escherichia coli in dairy cows: genetic characterization and inhibition of adherence by cattle anti-STEC antibodies to HEp-2 cell
Artículo
Acceso abierto Artículo CONICET Digital
Colello, Rocío et al · Springer · 2024 · ISSN 3883-3888
Shiga toxin-producing Escherichia coli (STEC) is a zoonotic pathogen associated with severe disease. Cattle are recog- nized as the primary animal reservoir of STEC. This study reports the occurrence and characterization...
Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Effect of infection on the risk of inflammatory bowel disease: an umbrella review and second-order meta-analysis
Artículo
Material complementario disponible Artículo DOAJ
Xiaomin Wang et al · SAGE Publishing · 2026 · ISSN 1756-2848
Background: Multiple meta-analyses have evaluated the effect of Helicobacter pylori ( H. pylori ) infection on the risk of inflammatory bowel disease (IBD), but their findings remain inconsistent. Objectives: To critical...
LCC LCC:Diseases of the digestive system. GastroenterologyIdioma eng
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