Eva Tvrdá , Cyril Hrnčár , Filip Benko , Michal Ďuračka , Anton Kováčik , Jakub Vozaf , Andrea Svoradová , Henrieta Arpášová , Miroslava Kačániová , Peter Chrenek
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引用次数: 0
Abstract
This paper strove to characterize and compare ejaculates collected from two geese breeds over the period of two years in the context of selected traditional, biochemical, oxidative, bacteriological, and immunological properties. Slovak white and Suchovy ganders were selected for sperm quality evaluation, while bacteria were characterized using the matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. Oxidative profile of semen was assessed using chemiluminescent and colorimetric protocols. Levels of pro-inflammatory cytokines and antibacterial proteins were evaluated with the enzyme-linked immunosorbent assay. Seminal plasma biochemistry was assessed with an automated clinical chemistry analyzer. Overall, lower semen quality was found in the Slovak white breed and during the first year of semen collection in both breeds. At the same time, the sperm motility was in a strong positive correlation with the plasma membrane integrity (P < 0.0001), whilst being negatively associated with the bacterial load (P = 0.0056), reactive oxygen species production (P < 0.0001), DNA fragmentation (P < 0.0001) and the levels of interleukin-1 (P < 0.0001) and C-reactive protein (P < 0.0001). Higher semen quality in ganders was accompanied by increased seminal plasma levels of lysozyme (P < 0.0001), cathelicidin (P < 0.0001), calcium (P < 0.01), magnesium (P < 0.01 in the case of the Suchovy breed), phosphorus (P < 0.001), total proteins (P < 0.0001 with respect to the Slovak white breed; P < 0.01 with regards to the Suchovy breed) and cholesterol (P < 0.05), and a decreased activity of aspartate transaminase (P < 0.0001). We may conclude that semen of overall better quality was obtained during the second year of semen collection as opposed to the first year in ganders of both selected goose breeds.
期刊介绍:
Animal Reproduction Science publishes results from studies relating to reproduction and fertility in animals. This includes both fundamental research and applied studies, including management practices that increase our understanding of the biology and manipulation of reproduction. Manuscripts should go into depth in the mechanisms involved in the research reported, rather than a give a mere description of findings. The focus is on animals that are useful to humans including food- and fibre-producing; companion/recreational; captive; and endangered species including zoo animals, but excluding laboratory animals unless the results of the study provide new information that impacts the basic understanding of the biology or manipulation of reproduction.
The journal''s scope includes the study of reproductive physiology and endocrinology, reproductive cycles, natural and artificial control of reproduction, preservation and use of gametes and embryos, pregnancy and parturition, infertility and sterility, diagnostic and therapeutic techniques.
The Editorial Board of Animal Reproduction Science has decided not to publish papers in which there is an exclusive examination of the in vitro development of oocytes and embryos; however, there will be consideration of papers that include in vitro studies where the source of the oocytes and/or development of the embryos beyond the blastocyst stage is part of the experimental design.