India, Dec. 18 -- In the summer of 2024, a 47-year-old New Jersey man experienced a series of medical events that eventually provided the first confirmed evidence of a fatal reaction to a tick-borne meat allergy.

Previously healthy, the man was engaged in routine outdoor activities with his family, unaware that his immune system had been fundamentally altered.

The first indication of a problem occurred during a camping trip. After a steak dinner at 10 pm, the man awoke at 2 am with abdominal pain, diarrhoea, and vomiting.

While the symptoms subsided by morning, he later told his son that the episode had felt life-threatening.

Two weeks later, the man attended a barbecue and consumed a hamburger. Shortly after, he began to feel unwell....