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Alterations of sperm quality were studied in tench (Tinca tinca) exposed to sub-lethal doses of 17-alpha-ethynylestradiol-EE2-(50, 100 and 500μg/kg t.w) under semi-static conditions for 30 days. Thus, different biomarkers of sperm quality were assessed: concentration and volume of ejaculate, total number of spermatozoa, percentage of motile spermatozoa, sperm motility and percentage of live and dead...
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