Are cows the answer? A biotech firm is genetically modifying cows to give them partial human immune systems so they can create antibodies to help fight the virus.

See omnystudio.com/listener for privacy information.

Are cows the answer? A biotech firm is genetically modifying cows to give them partial human immune systems so they can create antibodies to help fight the virus.

See omnystudio.com/listener for privacy information.