Sinovac Biotech (北京科兴生物制品有限公司) reported that its swine flu (H1N1) vaccine was effective after a single dose. The seropositive rate, seroconvertive rate and GMT increasing multiple reached the international criteria for vaccines. The top-line results were unblinded in Beijing yesterday afternoon, allowing Sinovac to claim bragging rights as the first vaccine manufacturer in the world to complete a test of a swine flu vaccine. More details...

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