Three years later in Las Vegas, Mr. Harris was charged with possessing anthrax, but the substance was a harmless veterinary vaccine and the charges were dropped.

There is no market for veterinary vaccines that are that expensive.

Oil-based adjuvants are commonly used in some veterinary vaccines.

But veterinary vaccines may carry more serious side effects than the American vaccine for people, they warn.

Makers of human and veterinary vaccines usually work in separate worlds, held to different standards.

In particular, the saponins from Quillaja saponaria are used in veterinary vaccines as adjuvant (e.g., foot-and-mouth disease vaccines, helping to enhance the immune response).

At present there is no medical or veterinary vaccine that protects against MOKV infection.

The sole laboratory producing veterinary vaccines was destroyed during the conflict, as inspected by the mission.

"People are very proud that the statue is open again," said Ines Pijkers, from Holland, who researches veterinary vaccines.

One of Schering-Plough's plants, in Upper Hutt, New Zealand was the largest single site for the production of veterinary vaccines in the world.