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Apr 2021
New blood test almost 100 per cent accurate at detecting nut allergies
A trial by doctors at Guy’s at St Thomas’ Hospital in London has found that a new blood test, called the basophil activation test (BAT), is nearly 100 per cent accurate at spotting nut allergies. Allergic reactions occur when the body’s immune system overreacts to a trigger, usually mediation, environmental or a food irritant, which…