Títulos
Mostrando ítems 1279-1298 de 1854
-
Mycobacterium bovis deleted in mce2 and phoP loci protects C57BL/6 mice against tuberculosis
(2016)Here we confirm the efficacy of MbΔmce2-phoP to protect mice against bTB challenge and we demonstrated that this new attenuated strain is safer than our previous bTB vaccine MbΔmce2. Altogether ... -
Mycobacterium paratuberculosis detection in cow's milk in Argentina by immunomagnetic separation-PCR
(Elsevier, 2016-06)The aim of this study was to standardize a diagnosis procedure to detect Mycobacterium avium subsp. paratuberculosis (Map) DNA in raw cow milk samples under field conditions. A procedure that combines both immunomagnetic ... -
Mycoplasma bovis-pneumonia and polyarthritis in feedlot calves in Argentina: First local isolation
(Asociación Argentina de Microbiología, 2022-05-21)Bovine respiratory disease (BRD) is one of the most frequent clinical concerns in weaned calves after their arrival at the feedlot. This work reports the first local isolation of Mycoplasma bovis from feedlot calves with ... -
Mycoplasma bovis-polyarthritis and pneumonia in grazing beef steers: outbreak in Buenos Aires province
(Facultad de Agronomía y Veterinaria, Universidad Nacional de Río Cuarto, 2021-12)Mycoplasma bovis-polyarthritis and pneumonia in grazing beef steers: outbreak in Buenos Aires province Poliartritis y neumonía por Mycoplasma bovis en novillos en pastoreo: brote en la provincia de Buenos Aires Mycoplasma ... -
Mycotoxicoses of ruminants and horses
(Sage Publications, 2013-11)In the current study, mycotoxicoses of ruminants and horses are reviewed, with an emphasis on the occurrence of these diseases in South America. The main mycotoxicoses observed in grazing cattle include intoxications by ... -
N and S concentration and stoichiometry in soybean during vegetative growth: Dynamics of indices for diagnosing the S status
(Elsevier, 2016-11)Information regarding the pattern of sulphur (S) accumulation in shoots is scarce for field crops and few comprehensive analysis were performed on N:S stoichiometry. Particularly, the need to study the patterns of uptake, ... -
¿El Nan mejora el diagnóstico de nitrógeno en trigo?
(2013-06)El aporte de nitrógeno (N) por mineralización es una de las principales fuentes de N para los cultivos, particularmente en suelos con altos contenidos de materia orgánica (MO) (Echeverría y Ferrari, 1993). En general, el ... -
NAN: ¿es sólo una herramienta para el diagnóstico de fertilidad nitrogenada?
(Estación Experimental Agropecuaria Balcarce, INTA, 2022-09)El NAN es una herramienta apta para un monitoreo integral rápido, sencillo y económico de la salud del suelo -
Narrow vessels cavitate first during a simulated drought in Eucalyptus camaldulensis
(Wiley, 2021-09-15)Establishing drying-limits for mortality of different tree species and understanding the anatomical and physiological traits involved is crucial to predict forests' responses to climate change. The xylem of Eucalyptus ... -
Natural allelic variation confers diversity in the regulation of flag leaf traits in wheat
(Springer Nature, 2024-06)Flag leaf (FL) dimension has been reported as a key ecophysiological aspect for boosting grain yield in wheat. A worldwide winter wheat panel consisting of 261 accessions was tested to examine the phenotypical variation ... -
Natural Contamination with Mycotoxins Produced by Fusarium graminearum and Fusarium poae in Malting Barley in Argentina
(2018)Two of the most common species of toxin-producing Fusarium contaminating small cereal grains are Fusarium graminearum and F. poae; with both elaborating diverse toxins, especially deoxynivalenol (DON) and nivalenol (NIV), ... -
Natural distribution and phenotypic traits of Neltuma flexuosa var. depressa, a candidate taxon for the rehabilitation in the central arid region of Argentina
(Elsevier, 2023-02)Dryland rehabilitation in the central arid region of Argentina is urgently needed to reverse the current high levels of degradation. Neltuma flexuosa var. depressa, adapted to arid environments, gives it the potential to ... -
Natural grassland conversion to agriculture or pine plantations: Effects on soil methane uptake
(Wiley, 2024-01-30)Upland soils are the only known biological sink for methane (CH4) by methanotrophic bacteria consumption. This process is mainly limited by the diffusion processes related to the soil's physical characteristics, which can ... -
Natural infection in Pampas fox (Lycalopex gymnocercus) by Lagochilascaris major Leiper, 1910 (Nematoda: Ascarididae) in Buenos Aires, Argentina
(Springer Netherlands, 2018-06-15)Lagochilascariosis is an emerging parasitic disease limited to the American continent, caused by nematodes of the genus Lagochilascaris. Its life cycle is heteroxenous, involving natural definitive hosts (wild carnivores), ... -
Natural occurrence of Alternaria mycotoxins in malting barley grains in the main producing region of Argentina
(Wiley, 2019-10)Background: Barley (Hordeum vulgare L.) is one of the most important cereals worldwide, and its quality is affected by fungal contamination such as species of the genus Alternaria. No information is available about the ... -
Neospora caninum
(Editorial de la Universidad Nacional de La Plata, EDULP, 2023)La presente propuesta continúa y complementa el Atlas comentado de protozoología, publicado en la colección Libros de Cátedra en 2018 (ver "Documentos relacionados"). Con la incorporación de autores pertenecientes a otras ... -
Neospora caninum causes severe economic losses in cattle in the humid pampa region of Argentina
(Springer, 2013-06)This work estimates the economic losses due to Neospora abortions in the humid pampa region of Argentina. The total dairy and beef cattle population at risk of abortion is 1,771,326 and 9,726,684 head, respectively. In ... -
Neospora caninum serostatus is affected by age and species variables in cohabiting water buffaloes and beef cattle
(Elsevier, 2014-07-14)The aim of this study was to investigate how Neospora caninum serostatus may be affected by variables such as host species (water buffaloes or cattle) and age in animals cohabiting in the same ranch. A convenience ... -
Neosporosis epidémica y endémica: descripción de dos eventos en bovinos para cría = Endemic and epidemic bovine neosporosis: description of two events in beef cattle
(Elsevier, 2014-12)El objetivo de este trabajo es describir dos eventos producidos en la provincia de Buenos Aires en los cuales Neospora caninum estuvo asociado a la ocurrencia de abortos en bovinos de cría para carne. En uno de ellos se ... -
Neosporosis in Argentina: Past, present and future perspectives
(Elsevier, 2023-06)Neosporosis, caused by the protozoan Neospora caninum, was first diagnosed in Argentinean cattle in the 90's. With a national bovine stock of approximately 53 million head, the cattle industry is socially and economically ...