‘Now we have options’: the scientists trying to cure our allergies

This week’s oral immunotherapy breakthrough is part of wider surge of interest in developing treatmentsA severe food allergy is among the few conditions that can propel a person from robust health to unconsciousness within minutes, and the risk of accidental exposure often casts a shadow of anxiety over those affected.But change is afoot, with a groundbreaking trial this week showing that two-thirds of adults with severe peanut allergies can be desensitised through clinically supervised da