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United States Department of Agriculture

Agricultural Research Service

Title: Poultry semen extender



Docket Number: 4505
Serial Number: 12069292

 

Summary: A medium for preserving and extending the viable useful life of poultry (e.g., turkey) semen, in vitro, is provided. Semen is preserved without loss of fertility for up to about 24 hours in the medium. The medium contains di-potassium phosphate, sodium glutamate, fructose, sodium acetate, mono-potassium phosphate, potassium citrate, magnesium chloride, N-tris hydroxymethyl methyl-2-aminoethane sulfonic acid, phosphatidylcholine, and zinc, and optionally sialic acid, carnitine, serine ethanolamine phosphodiesterase, or mixtures thereof. A method for extending the fertility of poultry (e.g., turkey) semen for up to about 24 hours when held in vitro at about 5.degree. to about 10.degree. C., involving mixing poultry (e.g., turkey) semen containing live spermatozoa with an aqueous medium containing di-potassium phosphate, sodium glutamate, fructose, sodium acetate, mono-potassium phosphate, potassium citrate, magnesium chloride, N-tris hydroxymethyl methyl-2-aminoethane sulfonic acid, phosphatidylcholine, and zinc, and optionally at least one of sialic acid, carnitine, serine ethanolamine phosphodiesterase, or mixtures thereof.

Patent Status: Patent Application Filed on February 8, 2008. Link at USPTO filed under patent title “Poultry semen extender.”

Inventors:

Julie A Long
Animal Biosciences and Biotechnology Laboratory
10300 BALTIMORE AVENUE
BLDG 200 BARC-EAST
BELTSVILLE, MD, 20705
Phone: (301) 504-8580
Fax: (301) 504-8623
julie.long@ars.usda.gov

Last Modified: 2/24/2014
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