Effect of Different Sonication Protocols on Merino Ram Sperm Parameters
نویسندگان
چکیده
منابع مشابه
EffEct of caffEinE on paramEtErs of ram spErm motility
The goal of this study was to examine the effect of caffeine on motility parameters of cooling-stored ram sperm – total motility and progressive movement. Caffeine is a cyclic nucleotide phosphodiesterase inhibitor, which can affect sperm motility. The semen was kept at 4 ̊C for several days. Caffeine was added to fresh ram semen diluted in Triladyl at concentrations of 1, 2 and 4 mmol.l -1 ever...
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During the semen storage, oxidative damage is one of the major causes of reduced motility and fertility of spermatozoa. Therefore, antioxidants such as zinc and vitamin C in seminal plasma may be have the important effects on reduce the lipid peroxidation of spermatozoa by prevent the destroy effect of ROS. The aim of this study was to evaluate the effect of different levels of vitamin C and zi...
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Experiment was conducted to evaluate the effect of different levels of egg yolk for coating and storing spermatozoa. Ejaculates were collected from four rams. In each session, second ejaculates (n=4) were collected in a tube containing 1 mL coating buffers which were prepared by 10, 15 or 20% egg yolk plus Tris-fructose. Samples were pooled, centrifuged and the supernatant removed in the labora...
متن کاملeffect of oral presentation on development of l2 learners grammar
this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...
15 صفحه اولEffects of Frozen Diluents on Storage of Ram Sperm
Semen collection evaluation and addition of preservatives to increase storage period of sperm are essential for successful artificial insemination. This study was conducted on 4rams (2 Ghezel Merinos and 2 Merinos Moghani) to evaluate the effect of two diluents in Khalatposhan research station. Average age of rams was 3 years. Rams were trained to serve the artificial insemination and semen sam...
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ژورنال
عنوان ژورنال: Pakistan Journal of Zoology
سال: 2021
ISSN: 0030-9923
DOI: 10.17582/journal.pjz/20201104031107