The Brazilian Ministry of Agriculture said that the two cases reported on Thursday of a neurodegenerative disorder in patients from the state of Rio de Janeiro were not related to the consumption of beef, quelling the fear that the disease of “cows locas “can cause disease in humans.
On September 4, Brazil had confirmed two other cases of what it called “atypical” disease of “mad cow” in animals, which triggered a suspension of exports of beef to china, under a permanent bilateral agreement.
At that time, the Department of agriculture He stressed that the two cases identified in meat plants in the states of Mato Grosso and Minas Gerais had been generated spontaneously and were not related to contaminated feed, as in the case of classic mad cow disease.
On Thursday, the ministry said the two new suspected cases of Creutzfeldt-Jakob disease in humans had “no relationship to the consumption of beef or by-products contaminated with bovine spongiform encephalitis, known as” mad cow disease. “”.
Earlier, municipal health authorities in Rio said that the Federal Institute of Biomedicine Fiocruz had reported two cases of “prion disease”, which can appear spontaneously in elderly patients or by the consumption of contaminated beef in younger populations.
The disease of Creutzfeldt-Jakob it is the most common form of prion disease in humans.
Municipal health authorities said the two cases identified in suburban Rio residents had been referred to state health authorities, without giving the age of the patients.
Questions about these cases could further delay the decision of China on the lifting of the ban on Brazilian beef.
Major Brazilian beef exporters, JBS SA, Minerva SA and Marfrig Global Foods SA, did not immediately respond to requests for comment.