Results 11 to 20 of about 136,376 (308)
Boar management and semen handling factors affect the quality of boar extended semen [PDF]
Porcine Health Management, 2017 Artificial insemination (AI) is the preferred method for reproduction in the majority of the intensive pig production systems Worldwide. To this end, fresh extended ready-to-use semen doses are either purchased from AI-centres or produced by boars kept ...
Alfonso Lopez Rodriguez +3 more
doaj +4 more sources
Integrative Transcriptomic and Genomic Analysis Reveals the Regulatory Mechanisms Underlying Semen Quality Stability in Ganders [PDF]
Poultry ScienceSemen quality significantly affects the reproductive performance of ganders. As seasonal breeders, ganders typically experience a decline in semen quality over the breeding season; however, the mechanisms regulating semen quality stability during this ...
Shenqiang Hu +12 more
doaj +2 more sources
Environment International, 2020 Semen quality is a vital determinant for male fertility. The process of spermatogenesis is highly sensitive to fluctuations in temperature. However, the impact of ambient temperature on semen quality remains unclear. We aimed to quantitatively assess the
Yun Zhou +12 more
doaj +3 more sources
Associations between semen phytoestrogens concentrations and semen quality in Chinese men
Environment International, 2019 Background: Phytoestrogens (PEs) are naturally estrogen-like chemicals, and increasing evidences have indicated their endocrine disruption effects on male reproductivity, but the conclusions from previous epidemiological studies were controversial ...
Guanxiang Yuan +8 more
doaj +3 more sources
The Interaction between Canine Semen Bacteria and Semen Quality Parameters
AnimalsAssessing canine semen quality helps to detect infertility in males, but identifying factors that influence canine semen quality is a complicated task. The objective of this study was the assessment of the potential influence of bacteria found in canine ...
Šarūnė Sorkytė +8 more
doaj +3 more sources
Study on Influencing Factors of Semen Quality in Fertile Men
Frontiers in Physiology, 2022 ObjectiveTo establish a system for evaluation of semen quality in fertile men by factor analysis (FA).MethodsThe FA method was used to analyze five sperm test indicators for fertile men (sperm pH, sperm motility, sperm progressive motility, semen density,
Ning Wang +9 more
doaj +1 more source
Influence of Single Layer Centrifugation with Canicoll on Semen Freezability in Dogs
Animals, 2022 This study evaluated how semen selection by single layer centrifugation (SLC) with Canicoll affects semen freezability in dogs. A total of eighteen ejaculates, collected from dogs with optimal and suboptimal semen quality (optimal: normal morphology (NM)
Guillaume Domain +7 more
doaj +1 more source
Semen Quality Traits of Two Thai Native Chickens Producing a High and a Low of Semen Volumes
Veterinary Sciences, 2023 Semen quality traits such as semen volume, sperm motility, sperm concentration, pH, and color are very important, since they can determine the fertility potential of the semen.
Ngassa Julius Mussa +2 more
doaj +1 more source
Bull semen quality parameters and impact of exogenous factors on semen quality [PDF]
Veterinarski Glasnik, 2014 Use of quality sires in the artificial insemination of cattle leads to the increased production in cattle breeding. In EU countries and the countries which cooperate in semen trade with EU countries bulls’ health status and minimal criteria for ...
Snoj Tomaž
doaj +1 more source
Journal of Advanced Veterinary and Animal Research, 2023 Objective: The present study analyzed the seminal plasma proteome and possible relationships between proteins and semen quality in azoospermic and normal Simmental bulls.
Abdullah Baharun +6 more
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