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Mostrando ítems 315-334 de 439
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Preparation and characterization of a Staphylococcus aureus capsular polysaccharide-protein conjugate prepared by a low cost technique: a proof-of-concept study
(2015-01)Staphylococcus aureus is a worldwide distributed pathogen that produces several diseases in many species and is the major cause of mastitis in dairy cows. S. aureus capsular polysaccharide 5 (CP5) has been widely proposed ... -
Presence of Borrelia in different populations of Ixodes pararicinus from northwestern Argentina
(2017)This work was performed to evaluate the presence of Borrelia in different populations of Ixodes pararicinus from northwestern Argentina (Jujuy, Salta and Tucumán provinces). Questing adults and nymphs of I. pararicinus ... -
The presence of Rhipicephalus muhsamae north of the Sahara
(2017)The occurrence of male and female Rhipicephalus muhsamae feeding on dogs and a horse in Upper Egypt is described. The morphological identification was verified using partial 16S rRNA gene sequences. By applying respective ... -
Presencia de serotipos de Campylobacter jejuni O:19 en la cadena avícola Argentina = Campylobacter jejuni O:19 serotype in Argentine poultry meat supply chain
(2017-06)Las especies termotolerantes de Campylobacter han tomado gran relevancia en los últimos años debido a que son los principales agentes zoonóticos causantes de enfermedades transmitidas por alimentos. Adicionalmente, ... -
Prevalence of colistin-resistant Escherichia coli in foods and food-producing animals through the food chain: A worldwide systematic review and meta-analysis
(Elsevier, 2024-03)The purpose of this systematic review and meta-analysis was to summarize the available scientific evidence on the prevalence of colistin-resistant Escherichia coli strains isolated from foods and food-producing animals, ... -
Prevalence of entomophthoralean fungi (Entomophthoromycota) of aphids (Hemiptera: Aphididae) on solanaceous crops in Argentina
(2014-09)Solanum melongena L. and Capsicum annuum L. were sampled in Argentina to determine the prevalence of fungal diseased aphids. The pathogens identified were Pandora neoaphidis (Remaudière & Hennebert) Humber and Zoophthora ... -
Prevalence of entomophthoralean fungi (Entomophthoromycota) of aphids in relation to developmental stages
(Wiley, 2016-08)BACKGROUND: Transmission of fungal pathogens of aphids may be affected by the host developmental stage. Brassica and Lactuca sativa L. crops were sampled in Santa Fe, Argentina, to determine the prevalence of fungal‐diseased ... -
Prevalence of honey bee (Apis mellifera) viruses in temperate and subtropical regions from Argentina
(2017)In Argentina, bee virus studies are still incipient, and there are no studies regarding the climatic effect. The aim of this study was to assess and compare the presence of honeybee viruses in different climatic regions ... -
Prevalencia de bacterias patógenas de mastitis bovina en leche de tanque de frío y evaluación de medios de cultivos para el recuento y la identificación de Staphylococcus aureus
(2014)El objetivo del presente estudio fue estimar la prevalencia de bacterias patógenas de mastitis en muestras de leche de tanque en tambos ubicados en la cuenca lechera central Argentina. Además, se evaluó el desempeño de ... -
Prevalencia y distribución geográfica de las enfermedades de transmisión sexual de los bovinos en la provincia de Formosa, Argentina
(Asociación Argentina de Microbiología; Elsevier España, 2023-11)La campilobacteriosis genital bovina (CGB) y la tricomonosis bovina (TB) son enfer-medades de transmisión sexual (ETS) que afectan a los rodeos de cría bovina y disminuyen sueficiencia reproductiva. El objetivo de este ... -
Preventing undesired eye formation in soft cheese
(Elsevier, 2021-05)The ability of the adjunct culture Lacticaseibacillus paracasei 90 (L90) to prevent undesired eye formation by heterofermentative bacteria was assessed in soft cheeses, ripened either in normal conditions or with interruptions ... -
Primer asociación parásito hospedador de Amblyomma argentinae Neumann, 1904 (Acari: Ixodidae) con tres especies de saurios del Chaco Semiárido de Argentina = First parasite host association of Amblyomma argentinae Neumann, 1904 (Acari: Ixodidae) with three species of lizards from Semi-arid Chaco of Argentina
(2015-06)El conocimiento sobre las garrapatas parásitas de reptiles en Argentina es incompleto. En este sentido, el objetivo de este trabajo fue determinar las especies de garrapatas que parasitan lagartos en una localidad del Chaco ... -
Primer reporte de un caso de ehrlichiosis monocítica canina en la provincia de Santa Fe, Argentina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2019)La ehrlichiosis monocitica canina (EMC) es una enfermedad causada por la bacteria Ehrlichia canis, de distribución mundial, alta mortalidad en caninos doméstico y síntomas inespecíficos, lo que ... -
Prioritization of vegetable-borne biological hazards in Argentina using a multicriteria decision analysis tool
(SAGE Publications, 2023-06)Vegetables, especially those eaten raw, have been implicated in several foodborne disease outbreaks. Since multiple vegetable matrices and hazards are involved, risk managers have to prioritize those with the greatest ... -
Probiotics and broiler growth performance: a meta-analysis of randomised controlled trials
(2014-08)1. The aim of this meta-analysis was to investigate the effects of probiotics on the growth performance of broilers. PubMed, Scopus and Scholar Google databases were searched in all languages from 1980 to 2012. The studies ... -
Probióticos en pollos parrilleros: una estrategia para los modelos productivos intensivos = Probiotics in broilers’ rearing: A strategy for intensive production models
(2015-12)La industria avícola se ha convertido en una importante actividad económica en Argentina. En nuestro país, el consumo de carne aviar ha experimentado un aumento sustancial en los últimos años debido al incremento y a la ... -
Productive response and reproductive performance of dairy cows subjected to different feeding systems
(Scientific Research Publishing, 2020-01)Fifty Holstein cows (2.6 ± 1.0 lactations) in early lactation (52.6 ± 16.4 days in milk) calved in autumn and producing 34.3 (±4.4) kg milk per cow∙day−1 were randomly assigned for 27 weeks to one of two treatments (feeding ... -
Productive Response of Dairy Cows Fed with Different Levels of Totally Mixed Ration and Pasture
(2018-07)Forty multiparous Holstein cows in early lactation (66 ± 19 days) were assigned to one of four treatments that consisted in different ratios of total mixed rations (TMR) and pasture at 100% TMR (T0), 75:25 (T1) 50:50 (T2) ... -
Proliferation-apoptosis balance in Staphylococcus aureus chronically infected bovine mammary glands during involution
(2017-05)The objective of this study was to determine whether Staphylococcus aureus chronic intramammary infection (IMI) influences expression of proteins related to regulation of proliferation and apoptosis processes and ... -
Propuesta de coberturas paramétricas para riesgos climáticos y de mercado en el sector lechero argentino
(Asociación Argentina de Economía Agraria, 2020)Los seguros agropecuarios en Argentina casi no se han desarrollado en el ámbito de la producción lechera. Por ello, como mecanismo para mitigar los efectos de la variabilidad climática y de precios que afecta al sector, ...