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Story summary
- U.S. researchers created two gene-edited beagles lacking the Can f 1 allergen.
- The edited dogs’ saliva, hair and dander showed no detectable Can f 1.
- Extracts from the dogs did not trigger an allergic skin reaction in a sensitized test subject.
- The beagles grew normally with no immediate health issues.
- Bioethicist Jessica Pierce called the approach consumer-centered and warned it could affect shelter animals.
