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Mostrando ítems 245-264 de 1024
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Determinación de la concentración letal 50 para rhipicephalus (boophilus) microplus de la formamidina (amitraz) en diferentes poblaciones de la Argentina
(2013)Se determinó la concentración letal 50 (CL 50) para el amitraz (Az) en poblaciones susceptibles de Rhipicephalus (Boophilus) microplus (R. (B) microplus) utilizando tela de nylon (Type 2320, Cerex Advanced Fabrics, ... -
Determinación del aporte de herbicidas hormonales al control químico de rama negra (conyza sumatrensis) en un barbecho corto previo a un cultivo estival
(EEA Oliveros, INTA, 2020)La rama negra (Conyza bonaeriensis y Conyza sumatrensis) es una compuesta (asterácea) anual que, favorecida por la modalidad productiva predominante, ha invadido un área de magnitud significativa en la región pampeana argentina. -
Determination of glyphosate, AMPA and glufosinate in dairy farm water from Argentina using a simplified UHPLC-MS/MS method
(2018-07)Argentina, together with the USA and Brazil, produces approximately 80% of the total worldwide glyphosate loadings. The development of a simplified ultra-high performance liquid chromatographic tandem mass spectrometric ... -
Determination of imidacloprid in beehive samples by UHPLC-MS/MS
(2018)Imidacloprid is a systemic insecticide belonging to the neonicotinoid family. It was the first neonicotinoid introduced in the mid-1990s, and since then, its use has grown rapidly to control pests in a variety of agricultural ... -
Development and assessment of a new cage‐like particle adjuvant
(2017-10)Objectives: To obtain and assess stable cage‐like particles with low surface charge density, which can be prepared using a standardized, economic and scalable method. Methods: To form these nanoparticles, the lipid ... -
Development and evaluation of a double-antigen sandwich ELISA to identify Anaplasma marginale–infected and A. centrale–vaccinated cattle
(American Association of Veterinary Laboratory Diagnosticians, 2019-11)Bovine anaplasmosis is a worldwide infectious disease caused by the intraerythrocytic bacterium Anaplasma marginale, which is transmitted by ticks and fomites. A. centrale is a less virulent subspecies used as a live ... -
Development and field evaluation of a nested polymerase chain reaction-restriction fragment length polymorphism (nPCR-RFLP) analysis to identify A. marginale-infected and A. centrale-vaccinated cattle
(Elsevier, 2022-07)A nested polymerase chain reaction-restriction fragment length polymorphism (nPCR-RFLP) assay based on the amplification of the Anaplasma spp. highly conserved msp5 gene and posterior digestion with HindIII endonuclease ... -
Development and field evaluation of an ELISA to differentiate Anaplasma marginale–infected from A. centrale–vaccinated cattle
(American Association of Veterinary Laboratory Diagnosticians, 2023-03)Immunization of calves with Anaplasma centrale is used to prevent acute anaplasmosis caused by A. marginale. Natural and vaccine-acquired immunity is detected through serologic tests based primarily on A. marginale recombinant ... -
Development and storage studies of high density macrocapsules containing Lactobacillus spp. strains as nutritional supplement in young calves = Desarrollo de macrocápsulas con cepas de Lactobacillus spp. en alta densidad como suplemento nutricional de terneros jóvenes y análisis de su viabilidad durante el almacenamiento
(2018-03)The aim of this study was to evaluate different production methodologies of probiotic macrocapsules with high bacterial densities destined to lactating calves. Three types of capsules containing Lactobacillus casei DSPV318T ... -
Development of a novel fusion protein with Anaplasma marginale and A. centrale MSP5 improved performance of Anaplasma antibody detection by cELISA in infected and vaccinated cattle
(Plos One, 2019-01-23)Detection of antibodies to Anaplasma spp. using commercial competitive enzyme-linked immunosorbent assay (ccELISA) is based on the recombinant major surface protein 5 fused to maltose binding protein (MBP-MSP5) or glutathione ... -
Development, validation and field evaluation of an indirect ELISA for the detection of antibodies against Brucella abortus in bulk and individual milk samples in dairy cattle
(Elsevier, 2022-11)Brucellosis is an abortigenic and zoonotic disease. In cattle, it is mainly caused by Brucella abortus. The disease is endemic in low- and middle-income countries, being considered a neglected zoonotic disease. In these ... -
Diagnóstico y prevención de la neosporosis bovina. Desarrollo de técnicas serológicas y evaluación de inmunógenos basados en proteínas recombinantes
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2019)La neosporosis es una enfermedad abortígena, causada por el parásito protozoario Neospora caninum. No hay tratamientos o vacunas disponibles, el control se basa en el diagnóstico y las estrategias de manejo. Se desarrollaron ... -
Different lines of evidence used to delimit species in ticks : a study of the South American populations of Amblyomma parvum (Acari: Ixodidae)
(2016-10)The goal of this work was to combine different lines of evidence besides that of molecular markers to delimit species in ticks when the molecular data are not totally congruent. Two groups (Argentina, Brazil) of South ... -
Differential immune response to two Staphylococcus aureus strains with distinct adaptation genotypes after experimental intramammary infection of dairy cows
(Elsevier, 2022-11)The aim of this study was to evaluate and compare the ability of two S. aureus strains with different adaptation genotypes (low and high) to the bovine mammary gland (MG) to establish an intramammary infection (IMI) and ... -
Dinámica de Diaporthe caulivora en fuentes de inóculo: rastrojos y malezas, y períodos de protección frente al cancro del tallo de soja
(Unidad Integrada Balcarce. Facultad de Ciencias Agrarias, UNMdP – Estación Experimental Agropecuaria Balcarce, INTA, 2017-10)El cancro del tallo de la soja (CTSc) causado por Diaporthe caulivora (Dc) causa importantes pérdidas a nivel mundial. En el sudeste de la provincia de Buenos Aires es la enfermedad prevalente más destructiva que afecta ... -
La dinámica de las relaciones sociales en los territorios periurbanos : el caso de la localidad de Roldán (provincia de Santa Fe, Rep Argentina).
(Instituto de Cartografía, Investigación y Formación para el Ordenamiento Territorial (CIFOT), Universidad Nacional de Cuyo, 2020)Los objetivos del trabajo fueron caracterizar la dinámica de conflictos y alianzas entre actores locales a partir de la implementación de la ordenanza que regula la aplicación de productos fitosanitarios en Roldán (Santa ... -
Discovering ancestors and connecting relatives in large genomic databases
(Elsevier; American Dairy Science Association, 2020-02)Genomic evaluation has improved both plant and animal breeding by allowing more accurate estimation of an individual's genetic potential. Because often only a small proportion of the population to be evaluated has been ... -
Dispersión y mortalidad de larvas de Spodoptera frugiperda J. E. Smith (Lepidoptera: Noctuidae) en híbridos de maíz convencional y transgénico Bt. Potenciales implicancias para el manejo de la resistencia
(Facultad de Ciencias Agrarias y Forestales, Universidad Nacional de La Plata, 2018-12)Spodoptera frugiperda es plaga clave del maíz en todo el continente americano. Actualmente la principal estrategia de control consiste en la utilización de cultivares de maíz genéticamente modificados Bt. La evolución de ... -
Disposal of veterinary supplies used in rural areas from Santa Fe province, Argentina
(Facultad de Agronomía, Universidad de Buenos Aires, 2023-12)The disposal of waste from clinical work may impacts on the environment, animal and public health. Nevertheless, few studies have acknowledged the extent of unproper management of used syringes, needles, medicine containers ... -
Dissecting light sensing and metabolic pathways on the millimeter scale in high-altitude modern stromatolites
(Springer, 2022-10)Modern non-lithifying stromatolites on the shore of the volcanic lake Socompa (SST) in the Puna are affected by several extreme conditions. The present study assesses for the first time light utilization and functional ...