Tough Nut Is Cracked: Antibody treatment stifles peanut reactions

Researchers have successfully demonstrated the first preventive treatment against peanut allergy. The drug, which raises the threshold at which allergic people react to peanuts, could reach the market in 2 to 3 years, the scientists say.

In some ways, a peanut allergy is the worst kind, says Hugh A. Sampson of Mount Sinai School of Medicine in New York.