Results 41 to 50 of about 61,184,004 (245)

Morphological and morphometric aspects of the equine aortic valve: New insights for comparative studies in mammals

open access: yesThe Anatomical Record, EarlyView.
Abstract New data on the equine aortic valve obtained using advanced techniques is especially important given the greater availability of animal models for translational research. Here we characterized the morphological and morphometric aspects of the equine aortic valve from 60 healthy hearts collected at equine abattoirs.
Vitor Pires Pereira   +3 more
wiley   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

Current Situation and Perspectives on Hantaviruses in Mexico

open access: yesViruses, 2019
Hantaviruses are transmitted by rodents producing the hantavirus pulmonary syndrome (HPS) in the Americas. Today, no human cases of HPS have been reported in Mexico in spite of similar environmental conditions with Central America and the USA where ...
Ana L. Vigueras-Galván   +5 more
doaj   +1 more source

EL NUEVO OPIOIDE SINTÉTICO ISOTONITACENO ES AUTOADMINISTRADO INTRAVENOSAMENTE POR ANIMALES DE LABORATORIO

open access: yesLIBRO COMUNICACIONES, 2021
OBJETIVOS El objetivo principal fue evaluar el potencial adictivo de un Nuevo Opioide Sintético (NOS), el Isotonitaceno, en animales de laboratorio. Esta droga ha causado numerosas muertes en consumidores desconociéndose, además, los mecanismos de acción últimos por los que se producen sus efectos adictivos.
Celia Poza González   +7 more
openaire   +1 more source

An unusual titanosaur axis from the Upper Cretaceous of Brazil and its significance for sauropod anatomy and systematics

open access: yesThe Anatomical Record, EarlyView.
Abstract The Upper Cretaceous São José do Rio Preto Formation (Bauru Group, southeastern Brazil) has yielded a fragmentary but taxonomically diverse record of titanosaur sauropods, although elements from cervical series remain scarce. Here, we describe a nearly complete sauropod axis from the Vila Ventura Paleontological Area, representing an uncommon ...
Bruno A. Navarro   +7 more
wiley   +1 more source

Digestible lysine levels in low-protein diets supplemented with synthetic amino acids for nursery, growing, and finishing barrows [PDF]

open access: yes, 2012
peer-reviewed articleTo investigate the effect of lysine level in low-protein diets (LPD) an experiment was conducted with 36 barrows fed 174, 140 and 118 g/kg of crude protein (CP), and three digestible lysine levels.
Sánchez-Torres, M. T.   +6 more
core   +1 more source

Uso de animales con fines científicos y de docencia por instituciones mexicanas

open access: yesGaceta Médica de México
En México, se desconoce qué instituciones utilizan animales con fines científicos. A partir de datos solicitados al Instituto Nacional de Transparencia, Acceso a la Información y Protección de Datos Personales (INAI), se reportan los tipos de ...
Patricia Frías-Álvarez   +1 more
doaj   +1 more source

Hepatic morphology and serum biochemical profile according to dry and rainy seasons in Pygocentrus nattereri (Characiformes: Serrasalmidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract This study investigated the physiological and morphological adaptations of the liver of the carnivorous fish Pygocentrus nattereri (piranha) in response to seasonal variations (dry and rainy seasons) in the Brazilian Pantanal. The objective was to describe how the liver, a central organ in metabolic regulation, responds to environmental ...
Maria Eduarda Corona Garcia   +9 more
wiley   +1 more source

Clínica veterinaria de pequeños animales : revista oficial de AVEPA, Asociación Veterinaria Española de Especialistas en Pequeños Animales

open access: yes, 1987
La Revista Oficial de AVEPA (Clínica Veterinaria de Pequeños Animales) tiene como objetivo publicar artículos científicos que versen sobre medicina y cirugía de los animales de compañía y que tengan preferentemente un carácter práctico y ...
Asociación Veterinaria Española de Especialistas en Pequeños Animales
core   +1 more source

Zoonosis: social and environmental connections in the Mexico-United States border region

open access: yesOne Health Outlook
The emerging risks facing humanity have highlighted the need to address and prevent challenges through multilateral preventive strategies. The Mexico-United States (US) border is a region with great biological biodiversity and both countries shared a ...
Andrea Chaves   +8 more
doaj   +1 more source

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