Results 11 to 20 of about 1,519 (227)

Integrated Proteomics and Metabolomics Reveal Spermine Enhances Sperm Freezability via Antioxidant Pathways [PDF]

open access: yesAntioxidants
Sperm freezability exhibits marked individual variability, yet the mechanisms remain unclear. Using bulls as the experimental model, we integrated proteomic (sperm) and metabolomic (seminal plasma) analyses of high-freezability (HF) and control (CF ...
Lewei Guo   +12 more
doaj   +3 more sources

Proteomic Analysis of Frozen–Thawed Spermatozoa with Different Levels of Freezability in Dairy Goats [PDF]

open access: yesInternational Journal of Molecular Sciences, 2023
The results of artificial insemination (AI) are adversely affected by changes in sperm motility and function throughout the cryopreservation procedure.
Jian-Hong Hu
exaly   +3 more sources

Effect of seminal plasma and sperm of boars valued by freezability on seminal cryopreservation [PDF]

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2016
The aim of this study was to determine the effect of sperm and seminal plasma (SP) on the freezability of porcine semen. Semen of eight commercial males from two farms in the central-western region of Colombia (four boars in each farm) was frozen and ...
Francisco Javier Henao Uribe   +3 more
doaj   +2 more sources

Regulatory Potential of Long Non-Coding RNAs (lncRNAs) in Boar Spermatozoa with Good and Poor Freezability

open access: yesLife, 2020
Long non-coding RNAs (lncRNAs) are suggested to play an important role in the sperm biological processes. We performed de novo transcriptome assembly to characterize lncRNAs in spermatozoa, and to investigate the role of the potential target genes of the
Leyland Fraser   +8 more
doaj   +2 more sources

Cellular and Functional Physiopathology of Bull Sperm With Altered Sperm Freezability

open access: yesFrontiers in Veterinary Science, 2020
The objective of this study was to ascertain the cellular and functional parameters as well as ROS related changes in sperm from bulls with varied sperm freezability phenotypes.
Mustafa Hitit   +8 more
doaj   +2 more sources

Sperm flagellum volume determines freezability in red deer spermatozoa. [PDF]

open access: yesPLoS ONE, 2014
The factors affecting the inter-individual differences in sperm freezability is a major line of research in spermatology. Poor sperm freezability is mainly characterised by a low sperm velocity, which in turn is associated with low fertility rates in ...
José Luis Ros-Santaella   +2 more
doaj   +6 more sources

Effect of management system and season on semen freezability in Jakhrana bucks [PDF]

open access: yesVeterinary World, 2016
Aim: The objective of the study was to determine the effect of the management system (intensive and semi-intensive) and season (autumn and winter) on semen freezability in Jakhrana bucks.
Narendra Kumar   +6 more
doaj   +3 more sources

Amino Acids of Seminal Plasma Associated With Freezability of Bull Sperm

open access: yesFrontiers in Cell and Developmental Biology, 2020
Sperm cryopreservation is an important technique for fertility management, but post-thaw viability of sperm differs among breeding bulls. With metabolites being the end products of various metabolic pathways, the contributions of seminal plasma ...
Muhammet Rasit Ugur   +7 more
doaj   +2 more sources

Effect of Seminal Plasma on the Freezability of Boar Sperm [PDF]

open access: yesAnimals
Background: Seminal plasma is an important component of semen and has a significant effect on sperm function. However, the relationship between seminal plasma and sperm freezing capacity has not been fully studied.
Kuanfeng Zhu   +5 more
doaj   +2 more sources

Post-Ejaculatory Blood Plasma Canine Prostate-Specific Esterase Concentrations May Predict Total Motility Decline After Sperm Freezing in Dogs [PDF]

open access: yesAnimals
Despite the widespread use of cryopreserved dog semen, reliable predictors of individual semen freezability are still not available. This study investigated the relationship between post-ejaculatory blood plasma concentrations of canine prostate-specific
Florin Petrișor Posastiuc   +5 more
doaj   +2 more sources

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