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Dietary supplementation improves animal performance and reduces methane emission intensity in young llamas grazing natural forages
(Elsevier, 2025-04)The aim of this study was to evaluate the effects of concentrate supplementation on animal performance, enteric methane (CH4) emissions, and forestomach (C1-C2 and C3) fermentative parameters of young llamas grazing on ... -
Evaluation of LigB polymerase chain reaction as a complementary tool to microscopic agglutination test for the detection of bovine leptospirosis in serum samples
(Elsevier, 2025-05)Leptospirosis is a significant infectious disease affecting livestock. Microscopic agglutination test (MAT) is used as the gold standard; however, the inclusion of molecular tools (PCR) could improve the accuracy of ... -
Intoxicación por Vicia villosa (Roth) en un rodeo lechero en el noroeste argentino = Poisoning by Vicia villosa (Roth) in a dairy cattle herd of Northwest Argentine
(Sociedad de Medicina Veterinaria, 2018-08-28)El objetivo de este trabajo es describir un brote de intoxicación por Vicia villosa en un rodeo lechero del noroeste argentino. La incidencia fue del 5.4% (4/73) y la letalidad del 100%. La intoxicación por V. villosa se ... -
Análisis comparativo de calidad de ADN de líquido ruminal obtenido por diferentes métodos de extracción = Comparative analysis of ruminal fluid DNA quality obtained by different extraction methods
(Facultad de Agronomía y Zootecnia, Universidad Nacional de Tucumán, 2024-06)Los rumiantes poseen un sistema digestivo que les confiere la capacidad de aprovechar y convertir material fibroso en alimentos de alta calidad nutritiva, debido a comunidades microbianas existentes en el rumen. La ... -
P23-Specific IgY significantly reduces diarrhea and oocyst shedding in calves experimentally infected with Cryptosporidium parvum
(MDPI, 2025-02)Background/Objectives: Cryptosporidium parvum is a zoonotic enteroparasite causing severe diarrhea in newborn calves, leading to significant economic losses in dairy and beef farming. This study aimed to evaluate whether ... -
A Novel Vaccine for Bovine Diarrhea Complex Utilizing Recombinant Enterotoxigenic Escherichia coli and Salmonella Expressing Surface-Displayed Chimeric Antigens from Enterohemorrhagic Escherichia coli O157:H7
(MDPI, 2025-02)Background/Objectives: Enterohemorrhagic Escherichia coli (EHEC) O157:H7, a zoonotic pathogen primarily found in cattle, causes Hemolytic Uremic Syndrome (HUS) in humans, often through contaminated food. Its Type Three ... -
Validation of an in house iELISA for serodiagnosis of caprine brucellosis and evaluation of the performance of a B. neotomae lysate for the detection of anti-smooth Brucella specific antibodies in ruminants
(Elsevier, 2025-03)Enzyme-linked immunosorbent assay (ELISA) is a widely used and effective tool for detection of anti-Brucella antibodies in serum, easy to perform with high sensitivity and specificity. In this study, we validated an in-house ... -
Revisión de la patogénesis molecular del aborto por Brucella = Review of the molecular pathogenesis of Brucella abortion
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2024-11)La brucelosis es una enfermedad infecciosa crónica, zoonótica, de amplia distribución mundial causada por bacterias del género Brucella spp. En las especies animales susceptibles, el principal y muchas veces único signo ... -
Targeting Leishmania infantum Mannosyl-oligosaccharide glucosidase with natural products : potential pH-dependent inhibition explored through computer-aided drug design
(Frontiers Media, 2024-05)Visceral Leishmaniasis (VL) is a serious public health issue, documented in more than ninety countries, where an estimated 500,000 new cases emerge each year. Regardless of novel methodologies, advancements, and experimental ... -
Mutation in the RmβAOR gene is associated with amitraz resistance in the cattle tick Rhipicephalus microplus
(National Academy of Sciences, 2013-10)We aimed to describe the evolution of resistance to amitraz in Rhipicephalus microplus in the field and to test the association between amitraz resistance and the frequency of a mutation in the β-adrenergic octopamine ... -
Molecular identification of Sarcocystis aucheniae in the wild South American camelid Vicugna vicugna
(Springer, 2024-08)Vicuñas (Vicugna vicugna) are wild South American camelids (SACs) protected by law in Argentina, and information on pathogens that infect them is scarce. In this study, an adult vicuña found dead in the province of Salta ... -
Subcutaneous vaccination of pregnant guinea pigs with Brucella melitensis Rev.1: a model for preliminary study the safety of vaccine candidates against small ruminant brucellosis
(Ediciones INTA, 2024-08)Brucella melitensis is the etiological agent of small ruminant brucellosis and abortion is the only noticeable clinical sign in most cases. Vaccination with the attenuated Rev.1 strain is the best option to prevent this ... -
Study on the interference of vaccine antibodies with the serological diagnosis of leptospirosis in cattle
(Elsevier, 2024)A simple IgG-specific ELISA for Leptospira spp. was compared with the microscopic agglutination test (MAT) to detect IgG antibody responses to a commercial vaccine in cattle. We used an enzyme-linked immunosorbent assay ... -
Microbiota, gut health and chicken productivity : what Is the connection?
(MDPI, 2019-10)Gut microbiota and its relationship to animal health and productivity in commercial broiler chickens has been difficult to establish due to high variability between flocks, which derives from plenty of environmental, ... -
Natural tannin wood extracts as a potential food ingredient in the food industry
(American Chemical Society, 2020-03)Wood extracts are one of the most important natural sources of industrially obtained tannins. Their use in the food industry could be one of the biggest (most important) recent innovations in food science as a result of ... -
How did antibiotic growth promoters increase growth and feed efficiency in poultry?
(Elsevier, 2024-02)It has been hypothesized that reducing the bioenergetic costs of gut inflammation as an explanation for the effect of antibiotic growth promoters (AGPs) on animal efficiency, framing some observations but not explaining ... -
Enfermedad por arañazo de gato en la interfaz humano-animal. Reporte de caso en la ciudad de San Luis, Argentina = Cat scratch disease at the human-animal interface. Case report in the city of San Luis, Argentina
(Sociedad de Medicina Veterinaria, 2022)Dentro de las zoonosis que involucran a los felinos domésticos, la enfermedad por arañazo de gato (EAG) producida por Bartonella henselae se considera una patología emergente que produce diferentes cuadros en humanos que ... -
Epidemiological characterization of isolates of Salmonella enterica and shiga toxin-producing Escherichia coli from backyard production system animals in the Valparaíso and metropolitana regions
(MDPI, 2023-08)Backyard production systems (BPS) are distributed worldwide, rearing animals recognized as reservoirs of Salmonella enterica and Shiga toxin-producing Escherichia coli (STEC), both zoonotic pathogens. The aim of this study ... -
Sarcocystis spp. of new and old world camelids : ancient origin, present challenges
(MDPI, 2024-03)Sarcocystis spp. are coccidian protozoans belonging to the Apicomplexa phylum. As with other members of this phylum, they are obligate intracellular parasites with complex cellular machinery for the invasion of host cells. ... -
Identificación de nematodos gastrointestinales en equinos de trabajo de fabricantes de ladrillos de Gobernador Virasoro, Corrientes (Argentina) = Identification of gastrointestinal nematodes in working equines of brick makers of Gobernador Virasoro, Corrientes (Argentina)
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2024-05)En el nordeste argentino son muy frecuentes las parasitosis gastrointestinales en los equinos, presentes de forma subclínica, provocando pérdidas en el desarrollo corporal y disminución en el rendimiento de los animales. ...