Jersey cow

In 2000, AgResearch generated their first transgenic cows. These cows produced modified or ‘designer’ milk.

Scientists at AgResearch in New Zealand have successfully produced healthy transgenic cows that make modified milk or human therapeutic proteins in their milk.

Scientists producing transgenic cows use a range of techniques including DNA cloning, restriction enzyme digests, ligation, polymerase chain reaction (PCR), transfection, nuclear transfer and in vitro...