Browsing Producción Científica by Author "bc618fb1-b101-470e-8807-11f7fafaaf8d"
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A Subovulatory Dose of Human Chorionic Gonadotropin (hCG) May Sustain Terminal Follicle Development and Reproductive Efficiency during Anestrus in Sheep
Cox, José Francisco; Carrasco, Albert; Navarrete, Felipe; Bocic, Antonio; Saravia, Fernando; Dorado, Jesús (MDPI, 2024)The study tested the hypothesis that a single administration of hCG supports the LHdependent phase of terminal follicular development in synchronized sheep during anestrus, using eCG as a functional reference. Using a ... -
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 ... -
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 ... -
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 ... -
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 ... -
Respuesta a la congelación-descongelación del esperma de macho cabrío
Dorado, Jesús (Universidad de Córdoba, Servicio de Publicaciones, 2005)La congelación del esperma, permite preservar por tiempo indefinido su viabilidad y capacidad fecundante; facilitando, entre otros, el control sanitario, optimización en el uso de sementales de alto valor genético, aceleración ... -
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 ... -
Unveiling the Role of IGF-I in Fertility: Effect of Long-Acting Bovine Somatotropin (bST) on Terminal Follicular Development and Fertility during an Annual Reproductive Cycle in Sheep
Cox, José Francisco; Carrasco, Albert; Navarrete, Felipe; Allende, Rodrigo; Saravia, Fernando; Dorado, Jesús (MDPI, 2024)The study aimed to assess the effect of long-acting bST treatment, in a dose that only increases IGF-I plasma concentrations, on ovarian and fertility markers of estrous synchronized ewes that were fed to keep their ...