Search filters

List of works by Manel Lopez-Bejar

A Scanning Electron Microscope Study of the Structural Component of the Bovine Vaginal Fluid at Oestrus

scientific article published on June 1, 1997

A health evaluation in a colony of captive collared peccaries (Tayassu tajacu) in the Eastern Amazon.

scientific article published on 17 February 2006

A scanning electron microscopic study of the peritoneal mesothelium covering the genital tract and its ligaments in the cow

scientific article published on 01 June 2000

Absence of beneficial effects on rabbit sperm cell cryopreservation by several antioxidant agents.

scientific article published on 22 August 2013

Acute ACTH-induced elevations of circulating cortisol do not affect hair cortisol concentrations in calves.

scientific article published on 21 October 2016

Aggressive behavior and hair cortisol levels in captive Dorcas gazelles (Gazella dorcas) as animal-based welfare indicators

scientific article published on 13 September 2016

Alternative splicing at exon 28 of the acetyl-coenzyme A carboxylase α gene in adult pigs and embryos

article

Analysis of ZP1 gene reveals differences in zona pellucida composition in carnivores.

scientific article

Anatomicohistological characteristics of the female genital organs of the white-lipped peccary (Tayassu pecari) in the Peruvian Amazon.

scientific article published on 28 September 2009

Anatomicohistological characteristics of the genital tubular organs of the female brush-tailed porcupine (Atherurus africanus, Gray 1842) from Gabon.

scientific article published in December 2002

Anatomicohistological characteristics of the tubular genital organs of the female collared peccary (Tayassu tajacu) from North-eastern Amazon

scientific article published on 01 April 2004

Assessment of the effect of adding L-carnitine and/or resveratrol to maturation medium before vitrification on in vitro-matured calf oocytes.

scientific article published on 6 October 2016

Associated multiple congenital malformations in domestic animals. Contribution of four cases

scientific article published on 01 October 1990

Bovine oocytes show a higher tolerance to heat shock in the warm compared with the cold season of the year.

scientific article

Can variability in corticosterone levels be related to POPs and OPEs in feathers from nestling cinereous vultures (Aegypius monachus)?

article

Chicken seminal fluid lacks CD9- and CD44-bearing extracellular vesicles

scientific article published on 21 January 2020

Cholesterol added prior to vitrification on the cryotolerance of immature and in vitro matured bovine oocytes

scientific article

Climate factors affecting conception rate of high producing dairy cows in northeastern Spain

article

Clinical implications of induced twin reduction in dairy cattle

scientific article published on 06 May 2011

Coenzyme Q10 supplementation during in vitro maturation of bovine oocytes (Bos taurus) helps to preserve oocyte integrity after vitrification

scientific article

Composition of marsupial zona pellucida: a molecular and phylogenetic approach.

scientific article

Confocal Scanning Laser Microscopy Examination of Bovine Vaginal Fluid at Oestrus

scientific article published on 01 June 2001

Costs of breeding are rapidly buffered and do not affect migratory behavior in a long-lived bird species

scientific article published on 31 July 2018

Cryoprotectant role of exopolysaccharide of Pseudomonas sp. ID1 in the vitrification of IVM cow oocytes

scientific article published on 01 August 2019

Daily exposure to summer circadian cycles affects spermatogenesis, but not fertility in an in vivo rabbit model

article

Daily exposure to summer temperatures affects the motile subpopulation structure of epididymal sperm cells but not male fertility in an in vivo rabbit model.

scientific article published on 31 March 2015

Daily salivary cortisol levels in response to stress factors in captive common bottlenose dolphins (Tursiops truncatus): a potential welfare indicator.

scientific article

Development in vitro of rabbit embryos after freezing by two-step or ultra-rapid cooling methods.

scientific article published in December 1994

Developmental competence of heifer oocytes selected using the brilliant cresyl blue (BCB) test.

scientific article published in February 2004

Developmental competence of prepubertal goat oocytes selected with brilliant cresyl blue and matured with cysteamine supplementation.

scientific article published in March 2003

Does exposure to noise from human activities compromise sensory information from cephalopod statocysts?

article

Does heat stress provoke the loss of a continuous layer of cortical granules beneath the plasma membrane during oocyte maturation?

scientific article published on 24 March 2010

Effect of heat stress during in vitro maturation on developmental competence of vitrified bovine oocytes.

scientific article

Effect of reproductive disorders previous to conception on pregnancy attrition in dairy cows

article

Effects of season on bull sperm quality in thawed samples in northern Spain.

scientific article published on 18 January 2017

Effects of the addition of glutathione during maturation on in vitro fertilisation of prepubertal goat oocytes.

scientific article published in November 2001

Effects on in vitro embryo development and intracellular glutathione content of the presence of thiol compounds during maturation of prepubertal goat oocytes.

scientific article published on August 2003

Factors affecting pregnancy loss from gestation Day 38 to 90 in lactating dairy cows from a single herd

scientific article published on 01 March 2002

Factors affecting the fertility of high producing dairy herds in northeastern Spain

article

Feather Corticosterone Measurements of Greater Flamingos Living under Different Forms of Flight Restraint

scientific article published on 01 April 2020

Feather corticosterone evaluated by ELISA in broilers: a potential tool to evaluate broiler welfare.

scientific article

First evaluation of the use of down feathers for monitoring persistent organic pollutants and organophosphate ester flame retardants: A pilot study using nestlings of the endangered cinereous vulture (Aegypius monachus).

scientific article

First postpartum estrus and pregnancy in the female collared peccary (Tayassu tajacu) from the amazon.

scientific article

Glutathione Ethyl Ester Protects In Vitro-Maturing Bovine Oocytes against Oxidative Stress Induced by Subsequent Vitrification/Warming

scientific article published on 13 October 2020

Hair cortisol and progesterone detection in dairy cattle: interrelation with physiological status and milk production

scientific article published on 19 February 2018

Hair cortisol detection in dairy cattle by using EIA: protocol validation and correlation with faecal cortisol metabolites

scientific article published on 01 June 2015

Heat stress has an effect on motility and metabolic activity of rabbit spermatozoa.

scientific article published on 11 August 2016

Impact of breed and sex on porcine endocrine transcriptome: a bayesian biometrical analysis

scientific article

In Vitro Maturation with Leukemia Inhibitory Factor Prior to the Vitrification of Bovine Oocytes Improves Their Embryo Developmental Potential and Gene Expression in Oocytes and Embryos

scientific article published on 25 September 2020

Increased sperm cell production in ageing roosters by an oral treatment with an aromatase inhibitor and a natural herbal extract designed for improving fertility

scientific article

Induction of CIRBP expression by cold shock on bovine cumulus-oocyte complexes

scientific article published on 01 October 2019

Influence of management factors on pregnancy attrition in dairy cattle

scientific article published on 01 April 1996

Influence of persistent organic pollutants on the endocrine stress response in free-living and captive red kites (Milvus milvus)

scientific article published on 27 June 2018

Integrating ultrasonography within the reproductive management of the collared peccary (Tayassu tajacu)

scientific article published on 01 April 2005

Interaction of genotype × artificial insemination conditions for male effect on fertility and prolificacy.

scientific article

Intracytoplasmic glutathione levels in heifer oocytes cultured in different maturation media and its effect on embryo development.

scientific article published in April 2005

Intraperitoneal insemination in mammals: a review.

scientific article

Low-frequency sounds induce acoustic trauma in cephalopods

scientific article published in 2011

Metabolic activity of sperm cells: correlation with sperm cell concentration, viability and motility in the rabbit.

scientific article published on 11 March 2016

Natural Mating Differentially Triggers Expression of Glucocorticoid Receptor (NR3C1)-Related Genes in the Preovulatory Porcine Female Reproductive Tract

scientific article published on 22 June 2020

Neospora-associated Abortion Episode over a 1-Year Period in a Dairy Herd in North-east Spain

article

Ovarian response and embryo gene expression patterns after nonsuperovulatory gonadotropin stimulation in primiparous rabbits does.

scientific article published on 13 November 2012

Ovulation failure and double ovulation in dairy cattle: risk factors and effects

scientific article published on 01 March 2005

Persistent ovarian follicles in dairy cows: a therapeutic approach.

scientific article published in September 2001

Persistent truncus arteriosus in a diprosopic newborn calf

scientific article published on 01 March 1995

Porcine circovirus 3 is highly prevalent in serum and tissues and may persistently infect wild boar (Sus scrofa scrofa )

scientific article published on 29 August 2018

Prediction of Cortisol and Progesterone Concentrations in Cow Hair Using Near-Infrared Reflectance Spectroscopy (NIRS).

scientific article published on January 2017

Pregnancy rate after timed artificial insemination in early post-partum dairy cows after Ovsynch or specific synchronization protocols.

scientific article

Progesterone and estradiol-17β as a potential method for pregnancy diagnosis in the collared peccary (Pecari tajacu)

scientific article published on 28 April 2012

Rapid Prototyping of a Cyclic Olefin Copolymer Microfluidic Device for Automated Oocyte Culturing

article

Rapid Prototyping of a Cyclic Olefin Copolymer Microfluidic Device for Automated Oocyte Culturing

scientific article published on 01 October 2017

Relationship between heat stress during the peri-implantation period and early fetal loss in dairy cattle

scientific article published on 08 August 2005

Relationship between rainfall and Neospora caninum-associated abortion in two dairy herds in a dry environment.

scientific article published in April 2005

Relationships between climate and sperm quality in dairy bull semen: A retrospective analysis

scientific article published on 21 March 2019

Reproductive biology of the wild red brocket deer (Mazama americana) female in the Peruvian Amazon.

scientific article published on 25 September 2011

Reproductive functional anatomy and oestrous cycle pattern of the female brush-tailed porcupine (Atherurus africanus, Gray 1842) from Gabon.

scientific article published on July 2003

Reproductive monitoring of collared peccary females (Pecari tajacu) by analysis of fecal progesterone metabolites

scientific article published on 10 May 2019

Reproductive performance of captive collared peccaries (Tayassu tajacu) in the eastern Amazon.

scientific article published on 13 November 2006

Reproductive performance of dairy cows with ovarian cysts after different GnRH and cloprostenol treatments.

scientific article published in October 2002

Reproductive performance of lactating dairy cows treated with cloprostenol at the time of insemination.

scientific article

Retinol improves in vitro oocyte nuclear maturation under heat stress in heifers.

scientific article published on 11 July 2012

Retinol might stabilize sperm acrosomal membrane in situations of oxidative stress because of high temperatures

scientific article published on November 11, 2012

Rheological and ultrastructural properties of bovine vaginal fluid obtained at oestrus.

scientific article published in July 2002

Risk factors for postpartum ovarian cysts and their spontaneous recovery or persistence in lactating dairy cows

scientific article published on 01 November 2002

Screening for high fertility in high-producing dairy cows

scientific article published on 26 October 2005

Selection of developmentally competent immature equine oocytes with brilliant cresyl blue stain prior to in vitro maturation with equine growth hormone.

scientific article published in February 2013

Serum estradiol-17beta, vaginal cytology and vulval appearance as predictors of estrus cyclicity in the female collared peccary (Tayassu tajacu) from the eastern Amazon region.

scientific article published on 24 February 2006

Sperm motion and rheological behavior of the vaginal fluid of superovulated dairy heifers.

scientific article

Temporary Relocation during Rest Periods: Relocation Stress and Other Factors Influence Hair Cortisol Concentrations in Horses

scientific article published on 08 April 2020

The relationship of rheological behavior of the vaginal fluid at the time of insemination to the pregnancy rate in dairy cows

scientific article published on 01 October 1997

The risk of using monoclonal or polyclonal commercial antibodies: controversial results on porcine sperm CD44 receptor identification

scientific article published on 25 February 2019

Towards Non-Invasive Methods in Measuring Fish Welfare: The Measurement of Cortisol Concentrations in Fish Skin Mucus as a Biomarker of Habitat Quality

scientific article published on 08 November 2019

Transcriptome architecture across tissues in the pig

scientific article

Ultrastructural and rheological properties of bovine vaginal fluid and its relation to sperm motility and fertilization: a review.

scientific article

Ultrastructural damage of Loligo vulgaris and Illex coindetii statocysts after low frequency sound exposure

scientific article

Use of infrared thermography to assess the influence of high environmental temperature on rabbits

scientific article published on 02 May 2013

Using the product threshold model for estimating separately the effect of temperature on male and female fertility.

scientific article published on 15 July 2011

Validation of an Alternative Feather Sampling Method to Measure Corticosterone

scientific article published on 06 November 2020

Variation in scale cortisol concentrations of a wild freshwater fish: Habitat quality or seasonal influences?

scientific article published on 01 February 2019

Vascular anatomy of a dicephalic cat

scientific article published on January 1, 1991