Artículos científicos: Envíos recientes
Mostrando ítems 81-100 de 182
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A novel type 1 cystatin involved in the regulation of Rhipicephalus microplus midgut cysteine proteases
(Elsevier, 2020-05)Rhipicephalus microplus is a cattle ectoparasite found in tropical and subtropical regions around the world with great impact on livestock production. R. microplus can also harbor pathogens, such as Babesia sp. and Anaplasma ... -
Reduction of foot-and-mouth disease virus transmission in cattle vaccinated one or two weeks before challenge using a commercial polyvalent vaccine
(Elsevier, 2020-08)Immediate vaccination of the most susceptible and epidemiological relevant animals is a crucial part of control measures that facilitate virus elimination in case of entry of foot-and-mouth disease (FMD). The objective of ... -
A new piroplasmid species infecting dogs: morphological and molecular characterization and pathogeny of Babesia negevi n. sp.
(BMC, 2020-04)Introduction: Babesiosis is a protozoan tick-borne infection associated with anemia and life-threatening disease in humans, domestic and wildlife animals. Dogs are infected by at least six well-characterized Babesia spp. ... -
Application of network analysis and cluster analysis for better prevention and control of swine diseases in Argentina
(Plos One, 2020-06)Rationale/background: Though much smaller than the bovine industry, the porcine sector in Argentina involves a large number of farms and represents a significant economic sector. In recent years Argentina has implemented ... -
In vitro antifungal activity of Peltophorum dubium (Spreg.) Taub. extracts against Aspergillus flavus.
(MDPI, 2020-04-02)Aspergillus flavus is a filamentous, saprophytic fungus, whose colonization occurs mainly in cereal grains and oilseeds once arvested. Under certain conditions, it could produce mycotoxins called aflatoxins, known as ... -
Protection offered by leaf fungal endophytes to an invasive species against native herbivores depends on soil nutrients
(Wiley, 2020-02-04)1. Natural grassland ecosystems are increasingly threatened by excessive loadings of nutrients and by the presence of species bred for high productivity. By manipulating grazing regimes and nutrient availability, agricultural ... -
IgY-technology (egg yolk antibodies) in human medicine: a review of patents and clinical trials
(Elsevier, 2020-04)IgY-technology (the production and extraction of specific IgY antibodies from egg yolk) is an innovative method to produce antibodies for therapy and prophylaxis. Advantages of IgY over other antibodies comprise its ... -
Vaccines against bovine babesiosis: where we are now and possible roads ahead
(Cambridge University Press, 2014-10)Bovine babesiosis caused by the tick-transmitted haemoprotozoans Babesia bovis, Babesia bigemina and Babesia divergens commonly results in substantial cattle morbidity and mortality in vast world areas. Although existing ... -
Comparación de métodos de extracción de ADN para mejorar el diagnóstico molecular de Cryptosporidium sp. en materia fecal de terneros = Comparison of DNA extraction methods to improve the molecular diagnosis of Cryptosporidium spp. from fecal samples of calves
(Universidad de Morón, 2019-07)Cryptosporidium sp. es un parásito, protozoo que infecta a una gran variedad de hospedadores vertebrados. Entre las más de 30 especies validadas en el género, la especie zoonótica Cryptosporidium parvum es la principal ... -
Prevalence of Cryptosporidium parvum in dairy calves and GP60 subtyping of diarrheic calves in central Argentina
(Springer, 2019-07)Cryptosporidiosis of calves is caused by the enteroprotozoan Cryptosporidium spp. The disease results in intense diarrhea of calves associated with substantial economic losses in dairy farming worldwide. The aim of this ... -
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 ... -
Evaluation of new antibodies for the detection of rabies virus in formalin fixed brain tissue samples
(Brazilian Association of Veterinary Pathology, 2019-07)Rabies is an important zoonosis with impact on livestock production. The diagnosis is usually based on the rabies virus detection in fresh or refrigerated brain samples by direct immunofluorescence (IF) performed on fixed ... -
Enzyme-linked immunosorbent assay as complement of intradermal skin test for the detection of mycobacterium bovis infection in cattle
(Elsevier, 2019-07)Diagnostic tests based on cell-mediated immunity are used in programs for the control and eradication of bovine tuberculosis (bTB), which is mainly caused by Mycobacterium bovis. Additional serological assays could be ... -
Diagnosis of canine leptospirosis: evaluation of two PCR assays in comparison with the microagglutination test = Diagnóstico de leptospirose canina: avaliação de dois ensaios de PCR em comparação com o teste de microaglutinação
(Colegio Brasileiro de Patologia Animal, 2019-04)Canine leptospirosis is definitely diagnosed by demonstrating seroconversion in paired serum samples from the acute and convalescent period by the microagglutination test (MAT). However, the application of a polymerase ... -
Biofilm formation by Aquaspirillum spp. and saprophytic Leptospira spp. isolated from environmental source of Argentine
(Faculty of Biotechnology and Food Sciences, Slovakia, 2019-07)Leptospirosis is a zoonotic disease of global distribution, caused by bacteria of the genus Leptospira. These spirochetes are living organisms free of mud and water; pathogenic leptospires can survive several days in fresh ... -
Factores asociados a accidentes in itinere en veterinarios de grandes animales
(Facultad de Agronomía y Veterinaria, Universidad Nacional de Río Cuarto, 2019-07)Los objetivos de este trabajo fueron estimar: a) la frecuencia de accidentes laborales in itinere (ALii), b) la existencia de factores asociados, c) la frecuencia y el tipo de lesiones resultantes y d) las pérdidas de días ... -
Reduction of liver abscesses in feedlot cattle by the addition of tannins on diet
(Ediciones INTA, 2019-08)Liver abscess is a common disorder of feedlot cattle developed usually after ruminal acidosis. Despite of this condition is generally asymptomatic, it causes economic losses due to the reduction of feed efficiency. Routinely, ... -
IgY-based antivenom against Bothrops alternatus: Production and neutralization efficacy
(Elsevier, 2019-05)Antivenom for the treatment of bothropic snakebite is a priority for public health institutions from Latin America. An alternative to the conventional antivenom production is based on the use of egg yolk antibodies – ... -
Characterization of Escherichia coli carrying mcr-1-plasmids recovered from food animals from Argentina
(Frontiers Media, 2019-03)In this study, we found mcr-1.1 and mcr-1.5 genes carried by IncI2 plasmids in a subset of Escherichia coli isolates recovered from commercial broiler farms in Argentina. The comparative analysis of the sequences of these ... -
Establishment of Babesia vulpes n. sp. (Apicomplexa: Babesiidae), a piroplasmid species pathogenic for domestic dogs
(BioMed Central, 2019)Background: Canine babesiosis is a severe disease caused by several Babesia spp. A number of names have been proposed for the canine-infecting piroplasmid pathogen initially named Theileria annae Zahler, Rinder, Schein ...