METHOD FOR PREPARING FOR SPERMATIC CRYOCONSERVATION IN FARM ANIMALS Russian patent published in 2005 - IPC

FIELD: animal science.

SUBSTANCE: it is necessary to obtain bovine sperm, followed by evaluation, dilution and packing into polymeric microcontainers due to vacuum to be sealed from both ends. One end should be sealed with hermetic substance consisting of an alloy to cover solid rennet cheese 60% and paraffin 40% against total volume. Then, under conditions of isolated chamber, at excessive pressure of sterile air individual diluted bovine sperm should be packed with the help of vacuum. The second end of microcontainer should be sealed due to impregnating in antibiotic-treated hen yolk for 1-2 sec to be then equilibrated.

EFFECT: higher quality of sperm.