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Mostrando ítems 291-310 de 439
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Novel Anaplasma (Rickettsiales: Anaplasmataceae) strain and Hepatozoon sp. cf. H. procyonis (Apicomplexa, Hepatozoidae) detected in Procyon cancrivorus (Carnivora, Procyonidae) from Argentina, with note of tick-host association
(Springer, 2023-04)The aim of this work is to report the first detection of Procyon cancrivorus naturally co-infected with Hepatozoon sp. cf. H. procyonis and a novel Anaplasma strain from South America and potential vector tick species ... -
A novel Ehrlichia strain (Rickettsiales: Anaplasmataceae) detected in Amblyomma triste (Acari: Ixodidae), a tick species of public health importance in the Southern Cone of America
(Taylor & Francis, 2020)The aim of this work was to report the detection of a putative novel Ehrlichia strain associated with the tick Amblyomma triste. Free-living adult ticks determined as A. triste were collected by drag-sampling in Argentina ... -
Omicron Waves in Argentina: Dynamics of SARS-CoV-2 Lineages BA.1, BA.2 and the Emerging BA.2.12.1 and BA.4/BA.5
(MDPI, 2023-01-22)The COVID-19 pandemic has lately been driven by Omicron. This work aimed to study the dynamics of SARS-CoV-2 Omicron lineages during the third and fourth waves of COVID-19 in Argentina. Molecular surveillance was performed ... -
One health approach to identify research needs on Rhipicephalus microplus ticks in the Americas
(MDPI, 2022-10)We aim to provide a harmonized view of the factors that affect the survival and promote the spread of R. microplus in the Neotropics, approaching its different facets of biology, ecology, distribution, and control. We ... -
Ordeño robótico en la Argentina: perspectiva en sistemas de base pastoril
(Facultad de Agronomía, Universidad de Buenos Aires, 2023-03)Hace tres décadas se realizó por primera vez el ordeño de vacas lecheras mediante robots en un tambo comercial de Países Bajos. Esta tecnología se difundió en distintos países, principalmente en tambos confinados (sin ... -
Ornithodoros cerradoensis n. sp. (Acari: Argasidae), a member of the Ornithodoros talaje (Guérin-Méneville, 1849) group, parasite of rodents in the Brazilian Savannah
(Elsevier, 2020-09)Ornithodoros cerradoensis n. sp. is described from field-collected and laboratory reared nymphs, males, females, and larvae parasitizing the rodents Cavia aperea and Thrichomys sp. in the Brazilian Savannah. This new species ... -
Ornithodoros peropteryx (Acari: Argasidae) in Bolivia: an argasid tick with a single nymphal stage
(2013-10)By the end of the 1960s, the argasid tick Ornithodoros peropteryx was described from larval specimens collected from the bat Peropteryx macrotis in Colombia. Since its original description, no additional record of O. ... -
Ornithodoros quilinensis sp. nov. (Acari, Argasidae), a new tick species from the Chacoan region in Argentina
(Springer, 2012-09)Ornithodoros quilinensis sp. nov. (Acari: Argasidae) is described from larvae collected on the small rodents Graomys centralis (Cricetidae: Sigmodontinae) in Argentina. The diagnostic characters for this new species are a ... -
Panax ginseng extract reduces Staphylococcus aureus internalization into bovine mammary epithelial cells but does not affect macrophages phagocytic activity
(2018-09)Panax ginseng extract (PGe) has been shown to possess immunomodulatory effects in healthy dairy cows at drying off and to trigger an adequate immune response to protect from an experimental intramammary infection (IMI) ... -
Pequeños estróngilos de los equinos. Eficacia clínica y periodo de reaparición de huevos luego del tratamiento con moxidectina y pirantel
(2017)El control de los pequeños estróngilos de los equinos (grupo Ciatostoma) se basa casi exclusivamente en la aplicación de antihelmínticos. En nuestro país, el desarrollo de resistencia generalizada a los bencimidazoles, ... -
Percepción y prevención de riesgos ocupacionales en veterinarios rurales
(2017)El ejercicio de la profesión veterinaria está asociado a numerosos riesgos ocupacionales. Los objetivos de este trabajo fueron evaluar la percepción de riesgos laborales (PRL), el uso de elementos de protección personal ... -
Performance of dairy cows supplemented with by-pass fat under heat stress conditions
(Scientific Research Publishing Inc., 2023-01)The objective of this study was to determine the effect of supplementation with a protected fat source on the productive response, metabolic environment and physiological indicators in Holstein cows under heat stress ... -
Performance of Lactobacillus paracasei 90 as an adjunct culture in soft cheese under cold chain interruption
(Elsevier, 2020-06)In this work, we simulated cold chain interruptions in soft cheeses of high-moisture to assess their impact on ripening, putting attention on the behaviour of an adjunct culture of Lactobacillus paracasei 90 (L90) when it ... -
Pérdidas de preñez en un rodeo de cría del norte de la provincia de Santa Fe = Pregnancy losses in a beef cattle herd in northern Santa Fe
(Asociación Argentina de Producción Animal, 2013-12)Se evaluó durante tres años consecutivos las pérdidas por abortos en un rodeo de cría bovino, libre de brucelosis y tuberculosis, con control de enfermedades venéreas y aplicación de vacunas contra enfermedades reproductivas. ... -
Pheno- and genotyping of Brucella abortus biovar 5 isolated from a water buffalo (Bubalus bubalis) fetus: First case reported in the Americas
(2014-09-17)An isolate of Brucella spp. from an aborted water buffalo (Bubalus bubalis) fetus was characterized based on its pheno- and genotype. The phenotype was defined by carbon dioxide requirement, hydrogen sulfide production, ... -
Phenotypic plasticity to drought in seedlings of the warm season grass Panicum coloratum is related to collection site
(Wiley, 2019-09)Phenotypic plasticity is the ability of organisms to modify their phenotype in response to environmental changes. We estimated and compared the amount of phenotypic plasticity in response to drought in seedlings of different ... -
Phylogenetic divergence between Rickettsia amblyommatis strains from Argentina
(Elsevier, 2020-02)The aim of this study was to investigate if there is a phylogenetic divergence of Rickettsia amblyommatis strains from different phytogeographic provinces of Argentina and South America. Therefore, ompA and ompB gene ... -
Phylogenetic position of Theileria cervi detected in Blastocerus dichotomus (Artiodactyla: Cervidae) with clinical symptoms from argentina
(Elsevier, 2022-07)The results of this study document the molecular detection of Theileria cervi in a symptomatic adult marsh deer Blastocerus dichotomus (Artiodactyla: Cervidae) from Argentina and characterize the phylogenetic position of ... -
Phylogenetic relationships of the Amblyomma cajennense complex (Acari: Ixodidae) at mitogenomic resolution
(Elsevier, 2023-05)The genus Amblyomma is the third most diverse in the number of species within the Ixodidae, with practically half of its species distributed in the Americas, though there are also species occurring in Africa, Asia, and ... -
Potential associations between the mite Varroa destructor and other stressors in honeybee colonies (Apis mellifera L.) in temperate and subtropical climate from Argentina
(2018-09-14)The presence of Varroa destructor in colonies of Apis mellifera is explained by the interaction among a number of factors including beekeeping practices and surrounding environment features. The aim of this study was to ...