Israel’s Ukko (see here previously) is developing a therapy for those with severe allergies to peanuts. Ukko separates the parts of the peanut protein that trigger an allergic reaction from those that help train the immune system. Ukko then reintroduces the training part until the patient develops immunity.
https://nocamels.com/2023/08/ai-led-peanut-allergy-treatment-offers-hope-for-severely-affected/