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Mostrando ítems 36-55 de 439
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Aspectos de la respuesta inmune innata en las infecciones intramamarias causadas por Staphylococcus aureus en bovinos = Aspects of the innate immune response to intramammary Staphylococcus aureus infections in cattle
(2014-10)Staphylococcus aureus es el principal agente causante de mastitis bovina en Argentina y en el mundo. Esta bacteria ocasiona infecciones crónicas que generan importantes pérdidas a los productores y la industria lechera. ... -
Assays to evaluate the transovarial transmission of Anaplasma marginale by Rhipicephalus microplus
(Elsevier, 2022-11)The aim of this study was to evaluate the vectorial competence of Rhipicephalus microplus to transmit Anaplasma marginale transovarially, by analyzing the results of three different but complementary assays. First, larvae ... -
Assessing the genetic diversity of Panicum coloratum var. makarikariense using agro‐morphological traits and microsatellite‐based markers
(2015-11)Panicum coloratum var. makarikariense is a perennial C4 grass native to South Africa with relatively good forage production under limited‐resource conditions. Genetic characterisation and breeding efforts have been scant, ... -
Assessment of habitat suitability for the cattle tick Rhipicephalus (Boophilus) microplus in temperate areas
(Elsevier, 2022-07)The aim of this research was to analyze and model the aptitude of temperate areas to support permanent populations of the cattle tick Rhipicephalus microplus, which is principally distributed in tropical and subtropical ... -
Assessment of the potential utility of different regions of Streptococcus uberis adhesion molecule (SUAM) for mastitis subunit vaccine development
(2017-04)Streptococcus uberis is one of the most prevalent pathogens causing clinical and subclinical mastitis worldwide. Among bacterial factors involved in intramammary infections caused by this organism, S. uberis adhesion ... -
Babesia bovis biological clones and the inter-strain allelic diversity of the Bv80 gene support subpopulation selection as a mechanism involved in the attenuation of two virulent isolates
(Elsevier, 2012-12-21)The virulence phenotype of Babesia bovis subpopulations was evaluated using biological clones derived from the high-virulence BboS2P and the low-virulence BboR1A strain and two original virulent isolates, BboL15 and BboL17, ... -
Babesiosis prevalence in malaria-endemic regions of Colombia
(Wolters Kluwer, 2018-07)Background & objectives: The presence of Babesia spp in humans, bovine cattle and ticks (the transmitting vector) has not been well characterized in Colombia. Babesia infection in humans can be overlooked due to similarity ... -
Bacteria of the genera Ehrlichia and Rickettsia in ticks of the family Ixodidae with medical importance in Argentina
(2016)The aim of this study was to get an overview about the occurrence of bacteria from the genus Ehrlichia and Rickettsia in ixodid ticks with medical importance in Argentina. Therefore, in 2013 and 2014, free-living ticks ... -
Bidirectional movement of aphid parasitoids (Braconidae: Aphidiinae) between crops and non-crop plants in agroecosystems of central Argentina
(2018-02)The movement of predators and parasitoids between natural and cultivated habitats is a common process in agroecosystems, which may be affected by different biotic and abiotic factors, mostly related to the availability of ... -
Bienestar en vacas en el preparto durante el verano 2014 en el Departamento Castellanos. Estudio de caso
(2016)Durante el verano del 2014 se llevó a cabo un estudio de caso con el objetivo de evaluar algunas respuestas fisiológicas y conductuales preparto y productivas postparto, en vacas lecheras de alto merito genético ... -
Biochemical characterization of thioredoxin reductase from Babesia bovis
(2014-04)This paper addresses the identification, cloning, expression, purification and functional characterization of thioredoxin reductase from Babesia bovis, the etiological agent of babesiosis. The work deals with in vitro ... -
Birds and hard ticks (Acari: Ixodidae), with discussions about hypotheses on tick evolution
(2017)The relationship between birds (Aves) and hard ticks (Ixodidae) was analyzed for the 386 of 721 tick extant species whose larva, nymph and adults are known as well as their natural hosts. A total of 136 (54 Prostriata= ... -
BLV: lessons on vaccine development
(BMC, 2019-10-07)Vaccination against retroviruses is a challenge because of their ability to stably integrate into the host genome, undergo long-term latency in a proportion of infected cells and thereby escape immune response. Since ... -
Borrelia burgdorferi sensu lato in Ixodes cf. neuquenensis and Ixodes sigelos ticks from the Patagonian region Argentina
(2016)This study was conducted to detect Borrelia burgdorferi sensu lato infection in ixodid ticks from the Patagonia region in the south of Argentina. Therefore, ticks were collected on rodents in the provinces of Chubut, Río ... -
Borrelia genospecies in Ixodes sp. cf. Ixodes affinis (Acari: Ixodidae) from Argentina
(Elsevier, 2020-11)The aim of this work was to evaluate the presence of Borrelia infection in Ixodes sp. cf. Ixodes affinis ticks from Argentina. Specimens of Ixodes sp. cf. I. affinis were collected on vegetation and birds in five locations ... -
Borrelia infection in Ixodes pararicinus ticks (Acari: Ixodidae) from northwestern Argentina
(2014-11)The aim of this work was to describe for the first time the presence of Borrelia burgdorferi sensu lato infecting ticks in Argentina. Unfed specimens of Ixodes pararicinus collected from vegetation in Jujuy Province were ... -
Borrelia spp. in ticks and birds from a protected urban area in Buenos Aires city, Argentina
(Elsevier, 2019-10)This study was aimed to know epidemiological aspects of Borrelia spp. in a protected urban area of Buenos Aires city, Argentina, where thousands of people visit this area for recreational purposes. Ticks were collected ... -
Broad-range lytic bacteriophages that kill Staphylococcus aureus local field strains
(Plos One, 2017-07)Staphylococcus aureus is a very successful opportunistic pathogen capable of causing a variety of diseases ranging from mild skin infections to life-threatening sepsis, meningitis and pneumonia. Its ability to display ... -
Building consensus on water use assessment of livestock production systems and supply chains: Outcome and recommendations from the FAO LEAP Partnership
(Elsevier, 2021-05)The FAO Livestock Environmental Assessment and Performance (LEAP) Partnership organised a Technical Advisory Group (TAG) to develop reference guidelines on water footprinting for livestock production systems and supply ... -
Búsqueda de Borrelia spp. en garrapatas del género Amblyomma de Argentina
(Universidad de Córdoba (Colombia), 2021-12)Objetivo. El objetivo del presente estudio fue detectar la presencia de Borrelia spp. en especies de garrapatas del género Amblyomma en Argentina. Materiales y métodos. Se analizaron especímenes de garrapatas del género ...