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United States Department of Agriculture

Agricultural Research Service

Related Topics

National Animal Germplasm Program (NAGP)
Program Update - December 2007
USDA Agricultural Research Service
in cooperation with the
USDA Cooperative State Research, Education and Extension Service


Purdue University Reconstitutes Pig Line

Purdue University had developed a line of pigs that were either homozygous or heterozygous for the Napole and Halothane genes ( the homozygous recessive condition impacts pork quality).  More...

Collection Status

Currently the collection consists of 24 species, 123 breeds, 113 lines of poultry and swine, and 8,366 animals.  More...

New Project Plan

As many of you know ARS projects are on a five-year project life cycle.  We have just completed our new project plant which will run from FY2008 to FY2012.  More...

How Well Does the Collection Represent a Breed?

To date there are a number of breeds in the collection where the germplasm collection goals have been achieved.  Given their status it was of interest to determine how well they represent their respective breeds.  More...

Distancing of US Sheep and Beef Breeds

A recommendation of the 2004 Discover Conference was for NAGO to initiate genetic distancing studies on livestock species.  More...

FAO's International Technical Conference, Interlaken, Switzerland

The livestock sector is an important contributor to global food security.  Approximately 70 percent of the world's poor depend on livestock for a least part of their livelihood.  More...

International Exchange of Germplasm

In conjunction with Williams College, NAGP has explored trade flow of animal genetic resources on a global basis.  The analysis focused upon four principal trade flows between developed and developing countries.  More...

Importations of an Existing Breed

To further quantify how imports impact US genetics we chose to evaluate the number of progeny, grand-progeny and great-grand-progeny produced by imported Jersey bulls (Canadian imports were excluded from the analysis).  More...

Sperm Cell Content as a Quality Control Measure Using Flow Cytometry

Significant efforts have been made in elucidating the role of sperm cell lipid content in the cryopreservation and survivability of these cells.  More...

Approaches to Inseminating Hens and Cryopreserving Rooster Semen

Chickens present unique challenges for cryopreservation of germplasm and in the use of cryopreserved semen.  In particular glycerol, a cryoprotectant, commonly used for freezing rooster sperm acts as a contraceptive in the hen.  More...


NAGP Committee Chairs

Swine:                 Terry Stewart, Purdue Univ.:

Beef:                   Mike MacNeil, ARS/Miles City:

Dairy:                  Mike Schutz, Purdue Univ.:

Poultry:                Bob Taylor, Univ. New Hampshire:

Aquatic Species:    Terry Tiersch, Louisiana State Univ.:

Small Ruminants:    Mike Brown, ARS/El Reno:


Last Modified: 11/20/2013