This Week in Dairy featuring Tad Sonstegard on gene editing with CRISPR technology

Joel Hastings

Gene editing with CRISPR technology opens a new chapter in livestock breeding. Joel Hastings of DairyBusiness spoke with with Tad Sonstegard, Chief Scientific Officer for the food animal division of Recombinetics, a firm which has successfully introduced the polled gene and heat tolerance in cattle and is now working on the potential resistance to bovine TB.

Note: a video on the heat resistance Red Angus animal can be seen at


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