The selection process of sex of sperm mamu00ecferos and method of quality control of portions of frozen sexed semen

摘要

"The selection process of sex of sperm mamu00ecferos and method of quality control of doses of sexed semen frozen.The present invention allows producing by centrifugation in density gradient in companies specialized in the production and marketing of frozen semen.Semen doses enriched with carriers of the X chromosome sperm or Y, without compromising the ability of the fertilizing sperm.By the present invention.Doses of sperm sperm containing both X and y can be separated to produce sub populations of spermatozoa enriched in carriers of chromosome X or Y,Which are substantially pure in relation to the desired substantially free of sperm and other type of sperm.