sentences:  It is not clear whether the FDA checked samples of the same brands of food in which acetaminophen was allegedly found because the initial laboratory could not initiate contact with the FDA or publicly identify the manufacturer because of client confidentiality.Only if the FDA contacted the lab could information be shared, and the FDA did not do this until June 12.Don Earl, a pet owner who links the death of his cat in January to consumption of Pet Pride cat food, reveals that he had paid ExperTox to analyze samples of the pet food.