Listar Producción Científica por autor "c4a341cd-4670-4dc2-a38b-a883f3c517d3"
Mostrando ítems 1-20 de 22
-
Antimicrobial activity of silver-carbon nanoparticles on the bacterial flora of bull semen
Yousef, M.S.; Abdelhamid, Hani Nasser; Hidalgo, Manuel; Fathy, R.; Gómez-Gascón, Lidia; Dorado, Jesús (Elsevier, 2021)The spermicidal effects of silver nanoparticles (AgNPs) hinder its application in the field of artificial insemination. In this study, silver-carbon NPs (Ag@C NPs) was synthesized and applied as an alternative antibiotic ... -
Characterization of the seminal bacterial microbiome of healthy, fertile stallions using next-generation sequencing
Quiñones-Pérez, Carlota; Hidalgo, Manuel; Ortiz, I.; Crespo Castejón, Francisco; Vega-Pla, J.L. (Colégio Brasileiro de Reprodução Animal, 2021)High-throughput sequencing studies have shown the important role microbial communities play in the male reproductive tract, indicating differences in the semen microbial composition between fertile and infertile males. ... -
Chromosomal numeric abnormalities on early bovine embryos derived from in vitro fertilization: effect of the oocyte quality, maturation environment and incubation time
Demyda-Peyrás, S.; Dorado, Jesús; Hidalgo, Manuel; Anter, J.; De Luca, Leonardo; Género, Enrique Rubén; Moreno-Millán, M. (CSIRO Publishing, 2013)Chromosomal aberrations are one of the major causes of embryo failures in the mammals. It is also been demonstrated that the occurrence of this kind of abnormalities is higher on in vitro produced (IVP) embryos. This study ... -
Cryopreservation of Andalusian donkey (Equus asinus) spermatozoa: Use of alternative energy sources in the freezing extender affects post-thaw sperm motility patterns but not DNA stability
Dorado, Jesús; Hidalgo, Manuel; Acha Valls, Daniel; Ortiz, I.; Bottrel, M.; Azcona, Florencia; Carrasco, J.J.; Gómez-Arrones, V.; Demyda-Peyrás, S. (Elsevier, 2019)The aim of this study was to compare the effect of three sugars and Equex paste in a freezing extender for donkey sperm cryopreservation. Ejaculates (n = 18) were collected from six Andalusian donkeys of proven fertility ... -
Cryopreservation of donkey embryos by the cryotop method: Effect of developmental stage, embryo quality, diameter and age of embryos
Bottrel, M.; Ortiz, I.; Pereira, Blasa; Díaz-Jiménez, María; Hidalgo, Manuel; Consuegra, César; Morató, R.; Mogas, T.; Dorado, Jesús (Elsevier, 2019)Cryopreservation of embryos has the potential to become a valuable tool for the conservation of endangered donkey breeds. However, there are several factors that can affect cryosurvival of embryos. This study evaluates the ... -
Desarrollo de un programa multimedia de aprendizaje en Reproducción Animal
Pérez-Marín, C.C.; Rodríguez Artiles, I.; Dorado, Jesús; Hidalgo, Manuel (Universidad de Córdoba, Vicerrectorado de Innovación y Calidad Docente, 2004)The complexity of the veterinary curriculum is a challenge to prepare educational material in an interdisciplinary manner. Multimedia programs develop on the new computer-assisted learning systems are an appropiate medium ... -
Dinámica folicular ovárica en vacas repetidoras: estudio ecográfico y perfil de progesterona
Corral Peña, S.; Rodríguez Artiles, I.; Sanz Parejo, J.; Dorado, Jesús; España España, F.; Pérez-Marín, C.C.; Hidalgo, Manuel (Universidad de Córdoba, Servicio de Publicaciones, 2004)The aim of this study was to examine follicular development patterns in eighteen repeat breeder cows through spontaneous oestrus cycles. Ovarian ultrasonographic examinations over 32 days after artificial insemination ... -
DNA fragmentation of equine cumulus cells from Cumulus-Oocyte complexes submitted to vitrification and its relationship to the developmental competence of the oocyte
Ortiz, I.; Dorado, Jesús; Pereira, Blasa; Díaz-Jiménez, María; Consuegra, César; Gosalvez, Jaime; Hidalgo, Manuel (Wiley, 2022)The objectives of this study were to evaluate the effect of vitrification on the DNA fragmentation rate of equine cumulus cells and to assess its relationship to oocyte in vitro maturation (IVM) after ... -
Effect of single layer centrifugation using Androcoll-E-Large on the sperm quality parameters of cooled-stored donkey semen doses
Ortiz, I.; Dorado, Jesús; Ramírez, L.; Morell, J.M.; Acha Valls, Daniel; Urbano, M.; Gálvez, M.J.; Carrasco, J.J.; Gómez-Arrones, V.; Calero-Carretero, R.; Hidalgo, Manuel (The Animal Consortium, 2013)The aim of this study was to determine the effect of single layer centrifugation (SLC) using Androcoll-E-Large on donkey sperm quality parameters after 24 h of cool-storage. Ejaculates were collected from Andalusian donkeys ... -
Estudio comparativo de la eficacia del diagnóstico precoz de gestación en vacuno mediante ecografía luteal y progesterona plasmática
España España, F.; Pérez-Marín, C.C.; Rodríguez Artiles, I.; Dorado, Jesús; Hidalgo, Manuel (Universidad de Zulia, 2004)Se realizó un estudio comparativo entre 2 métodos para diagnóstico precoz de gestación en vacuno: progesterona plasmática (DP) y medida del área luteal (DAL). Cuarenta y dos vacas Holstein-Freisian fueron inseminadas ... -
Estudio del efecto de la congelación-descongelación sobre los parámetros morfométricos del espermatozoide del macho cabrío
Hidalgo, Manuel (Universidad de Córdoba, Servicio de Publicaciones, 2005)El objetivo del presente trabajo ha sido estudiar el efecto de la congelación-descongelación sobre los parámetros morfométricos de la cabeza del espermatozoide de macho cabrío, seleccionando para ello el método de análisis ... -
Factors Affecting Embryo Recovery Rate, Quality, and Diameter in Andalusian Donkey Jennies
Dorado, Jesús; Bottrel, M.; Ortiz, I.; Díaz-Jiménez, María; Pereira, Blasa; Consuegra, César; Carrasco, J.J.; Gómez-Arrones, V.; Domingo, A.; Hidalgo, Manuel (MDPI, 2020)Embryo transfer and the vitrification of embryos could be used for the conservation and recovery of endangered donkey breeds. It is important to develop techniques that optimize recovery rates and the cryotolerance of ... -
Hormonal Management for the Induction of Luteolysis and Ovulation in Andalusian Jennies: Effect on Reproductive Performance, Embryo Quality and Recovery Rate
Bottrel, M.; Ortiz, I.; Hidalgo, Manuel; Díaz-Jiménez, María; Pereira, Blasa; Consuegra, César; Samy Yousef, Mohamed; Dorado, Jesús (MDPI, 2022)Two prostanglandins (luprostiol, LUP, and dinoprost, DIN) and two ovulation-inducing agents (human Chorionic Gonadotropin, hCG, and deslorelin, DES) were evaluated for luteolysis and estrus induction, and for ovulation ... -
Importancia de las nuevas tecnologías como método de aprendizaje dentro y fuera del aula
Hidalgo, Manuel (Universidad de Córdoba, Vicerrectorado de Innovación y Calidad Docente, 2007)En la actual sociedad del conocimiento, con el desarrollo de las Tecnologías de la Información y Comunicación (TIC), se ha iniciado el proceso de digitalización de las universidades españolas, desarrollándose, entre otros, ... -
Medidas de circunferencia escrotal y rubor inguinal sexual en el macho cabrío de raza florida
Dorado, Jesús; Pérez-Marín, C.C.; Hidalgo, Manuel; Rodríguez Artiles, I.; Sanz Parejo, J.; Santiago-Moreno, J.; Sánchez Rodríguez, M. (Universidad de Córdoba, Servicio de Publicaciones, 2002)Escrotal circumference (CE) by orquimetry and skin flush sexual (SFS) by observation in the inguino-escrotal skin in four Florida male goats were studied for 14 months. Seasonal variation was observed in CE, that was minor ... -
Niveles químicos plasmáticos en vacas repetidoras tras i.a.
Rodríguez Artiles, I.; Pérez-Marín, C.C.; España España, F.; Dorado, Jesús; Hidalgo, Manuel; Sanz Parejo, J. (Universidad de Córdoba, Servicio de Publicaciones, 2004)Numerous studies report important metabolic imbalances during the transitional period of the cow affecting its reproduction. However, only a few of them concern the early period of gestation, where variations in the plasmatic ... -
One-step warming does not affect the in vitro viability and cryosurvival of cryotop-vitrified donkey embryos
Bottrel, M.; Hidalgo, Manuel; Mogas, T.; Pereira, Blasa; Ortiz, I.; Díaz-Jiménez, María; Consuegra, César; Morató, R.; Dorado, Jesús (Elsevier, 2020)The objective of this study was to compare the effects of two warming protocols (three-step vs. one-step dilution) on embryo quality, post-warming embryo survival and embryo cell viability of donkey embryos vitrified by ... -
Short communication. In vitro oocyte maturation and fertilization rates in the Spanish Lidia bovine breed
Demyda-Peyrás, S.; Hidalgo, Manuel; Dorado, Jesús; Anter, J.; Género, Enrique Rubén; Moreno-Millán, M. (Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA), 2013)The Lidia bovine breed is the most successful cattle breed on the Iberian Peninsula, also considered a hallmark of Spanish tradition and image around the world. The aims of the study were to characterize the oocyte recovery ... -
Sistemas de autoevaluación virtual en inglés para fomentar el plurilingüismo en la asignatura de Reproducción y Obstetricia
Hidalgo, Manuel; Ortiz, I.; Dorado, Jesús; Díaz-Jiménez, María; Consuegra, César; Pereira, Blasa (UCOPress, 2017)En el presente proyecto se han elaborado de videos demostrativos de diferentes aspectos prácticos de la asignatura Reproducción y Obstetricia (“training clips”) con audio en inglés que completan las presentaciones, facilitando ... -
The cryoprotective effect of Ficoll 70 on the post-warming survival and quality of Cryotop-vitrified donkey embryos
Bottrel, M.; Mogas, T.; Pereira, Blasa; Ortiz, I.; Díaz-Jiménez, María; Consuegra, César; Hidalgo, Manuel; Morató, R.; Dorado, Jesús (Elsevier, 2020)Many domestic donkey breeds are at risk of extinction, there is a critical urgency for genome resource banking. In the present study, we examined whether the use of Ficoll 70 added to the vitrification medium containing ...