Researchers conducted a study to investigate potential allergens in cultured beef cells as cultivated meat becomes more prevalent. They found that while cultured cells contained fewer traditional protein allergens compared to regular steak, they provoked stronger immune reactions in individuals with acquired meat allergies. The study identified certain proteins in cultured beef cells that could trigger allergic reactions in some people, including those with alpha-gal sensitivity.

The research team compared the protein composition and allergenic potential of cultured beef cells to steak, finding that most allergenic proteins were present at similar or lower levels in the cells. However, they noted higher levels of allergen-related proteins that could trigger immune responses in certain individuals. The researchers emphasize the need for further testing to ensure that cultivated meat products are safe and widely accepted as an alternative to traditional meat, highlighting the importance of collaboration between scientific, regulatory, and clinical teams in this endeavor.