Listar Artículos científicos por fecha de publicación
Mostrando ítems 61-80 de 173
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Caprine brucellosis : a historically neglected disease with significant impact on public health
(2017-08)Caprine brucellosis is a chronic infectious disease caused by the gram-negative cocci-bacillus Brucella melitensis. Middle- to late-term abortion, stillbirths, and the delivery of weak offspring are the characteristic ... -
A haplotype at intron 8 of PTPRT gene is associated with resistance to Brucella infection in Argentinian creole goats
(2017-08)Brucellosis is the leading zoonosis on a worldwide scale and constitutes a major public health threat in many regions of the world. Several molecular markers associated with natural resistance to intracellular bacterial ... -
Methodology for the assessment of brucellosis management practices and its vaccination campaign : example in two Argentine districts
(2017-09)Background: In Argentina, vaccination with Brucella abortus Strain 19 vaccine is mandatory. The objective of the study was to develop and test a method for evaluating, in an innovative way, some farmers’ and veterinarian ... -
Shiga toxin-producing Escherichia coli (STEC) O22:H8 isolated from cattle reduces E. coli O157:H7 adherence in vitro and in vivo
(2017-09)Problem addressed: Shiga toxin-producing Escherichia coli (STEC) are a group of bacteria responsible for foodassociated diseases. Clinical features include a wide range of symptoms such as diarrhea, hemorrhagic colitis and ... -
Aplicación de un método de extracción de ADN a partir de sangre canina sensible y de bajo costo para el diagnóstico molecular de Leishmania sp. = Application of a sensitive and low cost method for the extraction of DNA from canine blood to the molecular diagnosis of Leishmania sp.
(Universidad de Morón, 2017-10)La leishmaniosis canina (LC) es una enfermedad causada por hemoparásitos del género Leishmania. Los parásitos se transmiten a través de vectores flebótomos a los seres humanos y a otros mamíferos, generando cuadros ... -
Effects of Clostridium perfringens iota toxin in the small intestine of mice
(2017-12)Iota toxin is a binary toxin solely produced by Clostridium perfringens type E strains, and is structurally related to CDT from C. difficile and CST from C. spiroforme. As type E causes hemorrhagic enteritis in cattle, it ... -
Detection of Sarcocystis aucheniae in blood of llama using a duplex semi-nested PCR assay and its association with cyst infestation
(Elsevier, 2018)The protozoon Sarcocystis aucheniae is the causative agent of South American camelid (SAC) sarcocystosis. Infections are characterized by the presence of cysts in muscles which are in size and appearance similar to rice ... -
Diferenciación de serovares de leptospiras patógenas mediante PCR del gen ligB y secuenciación = Differentiation of pathogenic leptospires spp by PCR of ligB gene and sequencing
(Asociación Argentina de Microbiología, 2018)La leptospirosis es la zoonosis de mayor distribución mundial. El objetivo del presente trabajo fue desarrollar una técnica molecular que diferencie leptospiras patógenas. Se amplificó mediante PCR y se secuenció una ... -
Apparent digestibility of dry matter, organic matter, protein and energy of native Peruvian feedstuffs in juvenile rainbow trout (Oncorhynchus mykiss)
(BioMed Central, 2018)Trout production is a growing activity in recent years but requires new alternative sources of feed to be sustainable over time. The objective of this research was to determine the apparent digestibility coefficient (ADC) ... -
Tannins and bacitracin differentially modulate gut microbiota of broiler chickens
(2018-02)Antibiotic growth promoters have been used for decades in poultry farming as a tool to maintain bird health and improve growth performance. Global concern about the recurrent emergence and spreading of antimicrobial ... -
Antifungal activity of Parastrephia quadrangularis (Meyen) Cabrera extracts against Fusarium verticillioides
(2018-03)Fungi are cosmopolitan organisms that grow in and adapt to a vast number of substrates and environments, and that can cause diseases in humans and animals, as well as in crops. The vast area and diverse geographical ... -
Immunization of pregnant cows with Shiga toxin-2 induces high levels of specific colostral antibodies and lactoferrin able to neutralize E. coli O157:H7 pathogenicity
(2018-03)E. coli O157:H7 is a foodborne pathogen responsible for bloody diarrhea, hemorrhagic colitis and hemolytic uremic syndrome (HUS). The objective of the present work was to evaluate the ability of colostral IgG obtained from ... -
Interacción entre festuca alta infectada con endófito y Lotus tenuis bajo dos frecuencias de defoliación
(2018-04)La toxicidad de festuca alta infectada con endófito asexual Epichloë coenophiala, puede ser atenuada cuando se la siembra en mezcla con leguminosas. El objetivo de este trabajo fue simular el establecimiento de pasturas ... -
Diagnóstico bacteriológico de tuberculosis bovina en bovinos reactores positivos a la prueba tuberculínica
(2018-04)Mycobacterium bovis es el agente causal de la tuberculosis bovina (TBB), enfermedad zoonótica que afecta la producción láctea y cárnica. En nuestro país, el diagnóstico se realiza a través de la prueba tuberculínica o ... -
Actividad antifúngica de especies del género Senna (Caesalpinoideae, Leguminosae) del norte de Argentina frente a Fusarium verticillioides
(2018-04)El género Senna comprende alrededor de 360 especies presentándose el 80% en el continente americano. Varias son conocidas por las propiedades antimicrobianas y farmacológicas. Los antecedentes de actividad antifúngica en ... -
Exploring the association between polymorphisms at 3’UTR SLC11A1 gene microsatellites and resistance to tuberculosis: A case-control study in Bos taurus dairy cattle
(2018-04)Bovine tuberculosis is a contagious infectious disease that causes significant economic impact in dairy and meat farms throughout the world. Multiple factors, including host genome, determine the outcome of the infection. ... -
Cysteine proteinase C1A paralog profiles correspond with phylogenetic lineages of pathogenic piroplasmids
(MDPI, 2018-04)Piroplasmid parasites comprising of Babesia, Theileria, and Cytauxzoon are transmitted by ticks to farm and pet animals and have a significant impact on livestock industries and animal health in tropical and subtropical ... -
Efficacy of a recombinant Intimin, EspB and Shiga toxin 2B vaccine in calves experimentally challenged with Escherichia coli O157:H7
(Elsevier, 2018-06)Escherichia coli O157:H7 is a zoonotic pathogen of global importance and the serotype of Shiga toxin-producing E. coli (STEC) most frequently associated with Hemolytic Uremic Syndrome (HUS) in humans. The main STEC reservoir ... -
Overview of the role of Shiga toxins in porcine edema disease pathogenesis
(Elsevier, 2018-06)Shiga toxin-producing Escherichia coli (STEC) have been implicated as the cause of enterotoxemias, such as hemolytic uremic syndrome in humans and edema disease (ED) of pigs. Stx1 and Stx2 are the most common types found ... -
Phytochemicals as antibiotic alternatives to promote growth and enhance host health
(BioMed Central, 2018-07)There are heightened concerns globally on emerging drug-resistant superbugs and the lack of new antibiotics for treating human and animal diseases. For the agricultural industry, there is an urgent need to develop strategies ...