Artículos científicos: Envíos recientes
Mostrando ítems 121-140 de 445
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Use of plants by Myzus persicae in agroecosystems: Potential applications in conservation biological control
(Wiley, 2021-04)Myzus persicae (Sulzer) is a highly polyphagous aphid species that attacks several economically important crop plants. Here, trophic webs involving M. persicae, its host plants and its parasitoids were described and ... -
Involvement of matrix metalloproteinases and their inhibitors in Staphylococcus aureus chronically infected bovine mammary glands during active involution
(Elsevier, 2021-04)The aim of this study was to characterize the protein expression of matrix metalloproteinase-2 (MMP-2) and ‐− 9 and their inhibitors (TIMP-1 and -2) in mammary tissue of dairy cows with naturally occurring chronic S. aureus ... -
Comparative study of the inflorescence, spikelet and flower development in species of Cynodonteae (Chloridoideae, Poaceae)
(Oxford University Press, 2019-04)Inflorescence morphology in Poaceae subtribes Hilariinae, Monanthochloinae, Boutelouinae, Scleropogoninae and Muhlenbergiinae (Cynodonteae, Chloridoideae) has been revisited recently, but inflorescence development remains ... -
Molecular characterization of novel Ehrlichia genotypes in Ixodes auritulus from Uruguay
(Elsevier, 2021-04)Ehrlichia are small intracellular Gram-negative bacteria transmitted by ticks. These microorganisms cause ehrlichiosis, a complex of life-threatening emerging zoonoses and diseases of global veterinary relevance. The aim ... -
Molecular epidemiology of Campylobacter jejuni isolates from the broiler production chain: first report of MLST profiles in Argentina = Epidemiología molecular de Campylobacter jejuni aislados de la cadena cárnica aviar: primer reporte de perfiles de MLST en Argentina
(Elsevier, 2021-03)Campylobacter jejuni is an important foodborne pathogen with global distribution. We describe a genotyping study of a collection of C. jejuni (n = 137) isolated from different broiler farms and from multiple sites along ... -
Quantitative risk assessment of haemolytic uremic syndrome associated with beef consumption in Argentina
(Plos One, 2020-11)We developed a quantitative microbiological risk assessment (QMRA) of haemolytic uremic syndrome (HUS) associated with Shiga toxin-producing Escherichia coli (STEC)-contaminated beef (intact beef cuts, ground beef and ... -
Intestinal microbiota modulation in juvenile Pacú (Piaractus mesopotamicus) by supplementation with Pyropia columbina and β-carotene
(Springer, 2020-06)The aim was to evaluate the effects of diet supplementation with red seaweed Pyropia columbina or β-carotene on the intestinal microbiota of juvenile Pacú (Piaractus mesopotamicus). Three hundred and fifteen fish (body ... -
The role of homofermentative and heterofermentative lactic acid bacteria for alfalfa silage: a meta-analysis
(Cambridge University Press, 2020-03)Lactic acid bacteria (LAB) are usually employed as alfalfa silage inoculants to obtain high-quality feed for animal husbandry. However, the effects of these inoculants are still unclear and need to be studied extensively. ... -
Varroa destructor and Nosema sp seasonal dynamics in Apis mellifera colonies from temperate climate in Argentina = Dinámica estacional de Varroa destructor y Nosema sp en colonias de Apis mellifera en clima templado de Argentina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2022)Los ectoparásitos obligados Varroa destructor y Nosema sp afectan la salud de la abeja de la miel Apis mellifera y genera importantes pérdidas de la colonia. Este artículo describe y analiza información proveniente de ... -
Morphological descriptions of the nymph and adults of Ornithodoros clarki, the larva and nymph of Ornithodoros rondoniensis, with notes on their phylogenetic relationships
(Springer, 2021-03-26)Based on tick specimens collected recently in Mexico, Nicaragua, Panama and Brazil, we provide morphological descriptions of the nymph and adults of Ornithodoros clarki Jones & Clifford, 1972 from the first three countries, ... -
Analysis of CRISPR systems of types II-A, I-E and I-C in strains of Lacticaseibacillus
(Elsevier, 2021-07)A total of 49 strains of Lacticaseibacillus were screened for the presence of CRISPR-Cas systems. Type II-A CRISPR-Cas loci were sequenced for 8 Lacticaseibacillus paracasei and 3 Lacticaseibacillus rhamnosus strains. They ... -
β-Galactosidases from a Sequence-Based Metagenome: Cloning, Expression, Purification and Characterization
(MDPI, 2021)Stabilization ponds are a common treatment technology for wastewater generated by dairy industries. Large proportions of cheese whey are thrown into these ponds, creating an environmental problem because of the large volume ... -
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 ... -
Epidemiological link between canine monocytic ehrlichiosis caused by Ehrlichia canis and the presence of Rhipicephalus sanguineus sensu stricto in Argentina
(Springer, 2021-01)In this work, we analyze data that support an epidemiological link between cases of canine monocytic ehrlichiosis (CME) by Ehrlichia canis and the presence of Rhipicephalus sanguineus sensu stricto as vector in an endemic ... -
Design and evaluation of synthetic bacterial consortia for optimized phenanthrene degradation through the integration of genomics and shotgun proteomics
(Elsevier, 2021-03)Two synthetic bacterial consortia (SC) composed of bacterial strains Sphingobium sp. (AM), Klebsiella aerogenes (B), Pseudomonas sp. (Bc-h and T), Burkholderia sp. (Bk) and Inquilinus limosus (Inq) isolated from a natural ... -
Low-cost culture medium for biomass production of lactic acid bacteria with probiotic potential destined to broilers = Desarrollo de un medio de cultivo de bajo costo para la producción de biomasa potencialmente probiótica destinado a pollos parrilleros
(Facultad de Ciencias Veterinarias, Universidad Nacional del Litoral, 2021-01)The aim of this study was to evaluate different low-cost culture media for biomass production of 3 potential probiotic L. salivariusstrains, which could be destined to broilers at farms. Different formulated ... -
Antimicrobial resistance of Staphylococcus aureus isolated from bovine mastitis: Systematic review and meta-analysis
(Elsevier, 2021-03)Staphylococcus aureus, one of the main contagious mastitis pathogens worldwide, is characterized for causing chronic intramammary infections that respond poorly to antimicrobial therapy, disseminating within the herd leading ... -
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 ... -
Environmental conditions and beekeeping practices associated with Nosema ceranae presence in Argentina
(Springer, 2021-01)A longitudinal study was carried out in order to evaluate Nosema spp. spore counts in two key moments of the year (late autumn and spring) in honeybee colonies from five eco-regions of Argentina. Three hundred and sixty ... -
Exotic tick detected in Argentina on a tourist returning from South Africa
(Elsevier, 2021-02-12)The aim of this study was to report the finding of a nymph attached to an Argentinean tourist returning from South Africa. The nymph specimen was morphologically analysed, submitted to DNA extraction and amplifying the 16S ...