Publicaciones científicas: Recent submissions
Now showing items 701-720 of 1876
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Extrusión del disco intervertebral intradural-intramedular en un Schnauzer de seis meses de edad
(Universidad Nacional Mayor de San Marcos, 2023)Intradural-intramedullary intervertebral disc extrusion (IIVDE) is a subtype of herniation of the hydrated nucleus pulposus and occurs after extreme exercise or traumatic events. IIVDE is a rare condition, and its diagnosis ... -
Concordancia entre el diagnóstico presuntivo y tomográfico en canes con enfermedades encefálicas y de columna vertebral
(Universidad Nacional Mayor de San Marcos, 2020)The aim of this study was to determine the concordance between the clinical and tomographic diagnosis in dogs with brain and spine illnesses. An analytical retrospective observational study was carried out, evaluating 196 ... -
Susceptibilidad Antibiótica de Cepas de Escherichia coli en Crías de Alpaca con y sin Diarrea
(Universidad Nacional Mayor de San Marcos, 2016)The present study aimed to determine the antimicrobial susceptibility of Escherichia coli isolates in neonatal alpacas with and without diarrhea in peasant communities in Lachocc, Huancavelica, Peru. Rectal swabs from ... -
Prevalencia y factores de riego asociados a la infección por Fasciola hepatica en bovinos de comunidades campesinas de Huancabamba (Piura- Perú)
(Universidad Nacional Mayor de San Marcos, 2021)A research work was carried out with veterinary medicine students from two universities in Lima, Peru, to determine factors that influence academic performance and the relationship between family functioning and academic ... -
Rabdomiosarcoma pericárdico en un canino Schnauzer de 9 años
(Universidad Nacional Mayor de San Marcos, 2020)Se presenta el caso de un canino macho Schnauzer de 9 años con historia de inapetencia, letargia e intolerancia al ejercicio. Se realizaron ecocardiografías identificándose efusión pericárdica y una masa de tipo neoplásica ... -
Predicción de temperatura corporal usando termómetro infrarrojo en un hato de alpacas (Arequipa, Perú)
(Universidad Nacional Mayor de San Marcos, 2021)The infrared body temperature of 50 alpacas was evaluated in a herd of 155 male Huacaya alpacas at the Alpaca Development Center (CEDAT - Toccra) in Arequipa, Peru. An infrared thermometer was used on the nostrils, inner ... -
Estudio ultrasonográfico de los órganos abdominales de lachosna (Potos flavus) mantenido en cautiverio (Lima, Perú)
(Universidad Nacional Mayor de San Marcos, 2020)The aim of the investigation was to carry out the ultrasonographic evaluation of the abdominal organs of the kinkajou (Potos flavus). The seven adult individuals (2 males and 5 females) from the «Buen Pastor» zoo (Los ... -
Uso de tierra de diatomeas sobre el tiempo de tránsito intestinal, digestibilidad aparente, morfometría ósea y humedad de cama de pollos de engorde
(Universidad Nacional Mayor de San Marcos, 2023)The aim of this study was to evaluate the effects of diatomaceous earth (DT) supplementation in the diet of broiler chickens on intestinal transit time, apparent digestibility, bone morphometry and litter moisture. Two ... -
Determinación de residuos de antibióticos en músculo, hígado y riñón de cuyes comercializados en cuatro ciudades del Perú
(Universidad Nacional Mayor de San Marcos, 2021)The aim of this study was to determine the presence of antibiotics in the liver, kidney and muscle of guinea pigs of intensive breeding in four cities of Peru. For this, 410 carcass samples (liver, kidney and muscle) were ... -
Determinación de residuos de sulfamidas en canal de cuy en expendio en el Valle Del Mantaro, Junín, Perú
(Universidad Nacional Mayor de San Marcos, 2022)The present study aimed to determine the presence of sulfomide residues that exceed the maximum residue limits in guinea pig carcasses in sale in the Mantaro Valley, Junín, Peru, in 2020. In total, liver, muscle and kidney ... -
Evaluación de la Integridad Acrosomal en Espermatozoides Epididimarios de Alpaca mediante Citometría de Flujo
(Universidad Nacional Mayor de San Marcos, 2017)The aim of this study was to determine the percentage of epidydimal sperm acrosome integrity using alpaca Arachis hypogaea (PNA) and Pisum sativum (PSA), combined with fluorescein isothiocyanate (FITC). Testicles (n=45) ... -
Efecto de la suplementación de concentrado fibroso sobre el rendimiento reproductivo de alpacas en altiplano peruano
(Universidad Nacional Mayor de San Marcos, 2021)A case of severe ulcerative pododermatitis infected with Staphylococcus aureus and Proteus spp in a guinea pig raised in a metal cage is described. A 9-month-old female guinea pig weighing 850 g is taken to consultation ... -
Determinación de la Concentración Óptima de Tres Crioprotectores para la Criopreservación de Espermatozoides Epididimarios de Alpaca
(Universidad Nacional Mayor de San Marcos, 2017)The aim of this study was to determine the optimal concentration of glycerol, ethylene glycol and dimethyl sulfoxide (DMSO) in the cryopreservation of epididymal spermatozoa of alpaca. The effect of different concentrations ... -
Malformaciones congénitas en larvas de Oreochromis niloticus durante la incubación en criadero]
(Universidad Nacional Mayor de San Marcos, 2020)Twelve congenital malformations observed during the artificial incubation process of Oreochromis niloticus embryos in hatchery are reported and described, identifying possible causes and linking them to biological mechanisms ... -
Presencia de Bartonella spp en murciélagos no hematófagos en la Reserva Ecológica Taricaya, Puerto Maldonado, Madre de Dios, Perú
(Universidad Nacional Mayor de San Marcos, 2022)The aim of this study was to determine the presence of Bartonella spp in non-hematophagous bats in the Taricaya Ecological Reserve in Puerto Maldonado, Madre de Dios. In total, 62 bats of 16 species were captured using fog ... -
Bioacumulación de mercurio en peces y riesgo de ingestión en una comunidad indígena de la Amazonía peruana
(Universidad Nacional Mayor de San Marcos, 2020)Mercury (Hg) is a toxic heavy metal that causes damage to the central nervous system, alters human behavior, and has an impact on aquatic biota. The aim of this study was to evaluate the bioaccumulation by Hg in fish and ... -
Parámetros hematológicos y bioquímicos sanguíneos en diez especies de peces marinos capturados por la pesca artesanal en la Bahía del Callao, Perú
(Universidad Nacional Mayor de San Marcos, 2018)A hematological and blood biochemical evaluation was performed on 10 species of marine fish in the bay of Callao, Peru, in the four seasons of the year and in four sampling areas with different degrees of anthropic ... -
Microplásticos en el “cangrejo peludo” Romaleon setosum (Molina, 1782) (Cancridae) del Perú
(Universidad Nacional Mayor de San Marcos, 2022)The aim of this study was to characterize the microplastics (MP) in the hairy crab Romaleon setosum (Molina, 1782) (Cancridae), a species of importance for human consumption. In total, 15 individuals of R. setosum acquired ... -
Variación interanual del imposex en el caracol marino Thaisella chocolata (Muricidae) en la costa central del Perú
(Universidad Nacional Mayor de San Marcos, 2023)The hormonal alteration generated by tributyl (TBT) in female gastropods causes sterility due to the imposex phenomenon. The aim of this study was to characterize the annual variation of imposex in the sea snail Thaisella ... -
Microplastics in marine fishes of economic importance in Lima, Peru
(Universidad Nacional Mayor de San Marcos, 2021)The microplastics (PM) present in five fish species of economic importance in Peru were evaluated: Sciaena deliciosa (Tschudi, 1846) (Sciaenidae) «Lorna drum», Isacia conceptionis (Cuvier, 1830) (Haemulidae) «Cabinza grunt», ...
