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We conducted a cytogenetic study of bovine parthenotes derived from oocytes matured and cultured in vitro. In vitro maturation was carried out by culturing follicular oocytes for 24 h in TCM199 supplemented with estrous cow serum (ECS) and hormones at 39°C in 5% CO 2 . Matured oocytes were incubated for 20 h in sperm TALP without the addition of spermatozoa, after which they were cultured...
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