Butler suspected she had alpha-gal syndrome, a red meat allergy that can develop in response to the bite of a lone star tick (Amblyomma americanum). The diagnosis was later confirmed by lab testing.

Two additional tick species in the U.S. have been found capable of transmitting red meat allergy, or alpha-gal syndrome.

MONDAY, March 24, 2025 (HealthDay News) -- A rare red meat allergy, usually linked to a bite from the lone star tick, may also be caused by other tick species found in different parts of the U.S ...

New cases of alpha-gal syndrome — a rare but potentially life-threatening illness that makes people violently allergic to red meat — suggest that more tick species may be to blame than ...

Two emerging tick species, including one that is known to cause a red meat allergy, are on the rise in Connecticut. Researchers at the Connecticut Agricultural Experiment Station recently released ...

Alpha-gal, a sugar molecule, enters the body via a tick bite. In certain people, this sets off a response from the immune system, the body's defense mechanism. Red meats such as lamb, beef and ...

A rare red meat allergy, usually linked to a bite from the lone star tick, may also be caused by other tick species found in different parts of the U.S., a new report shows. "Alpha-gal syndrome is ...

like the black-legged tick and the western black-legged tick, may also cause the condition. HealthDay News — A rare red meat allergy, usually linked to a bite from the lone star tick ...