From The Telegraph:The first case of a person being infected with the human form of mad cow disease after receiving contaminated blood plasma has been identified by scientists.
The man was one of thousands of haemophiliacs who received blood plasma transfusions in the years before strict controls were brought in to eliminate the spread of variant Creutzfeldt-Jakob disease (vCJD).
Until now, scientists had maintained that the 4,000 people who may have received plasma from infected donors were at very low risk of developing the fatal brain disease. Warnings were issued to them as a "highly precautionary measure".
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