effect of adding l-glutamine to tris diluent on cryopreservation of coated sperm of taleshi ram
نویسندگان
چکیده
experiment was conducted to evaluate the effect of l-glutamine on coated sperm freezing by using four rams. semen was collected by artificial vagina contact with a tube containing tris-fructose-egg yolk 15%. samples were pooled and centrifuged. after removing supernatant and diluting pellet, samples were split into 5 equal part and added 0, 40, 80, 120 and 160 mm l-glutamine. samples were frozen by using liquid nitrogen after two weeks, samples were thawed and incubated at 37 °c for nine h. sperm motility, plasma membrane integrity, viability (hoechst 33258) and acrosome reaction (pna-alexa -flur-488) were investigated at 0, 3, 6 and 9 h. the main effect of l-glutamine showed that sperm viability was higher in 0 (35.95%), 40 (40.65%) and 80 (45.95%) mm l-glutamine than 160 mm l-glutamine (30.40%; p
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عنوان ژورنال:
علوم دامی ایرانجلد ۴۵، شماره ۳، صفحات ۲۸۹-۲۹۶
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