Omicron: China’s Sinovac Covid-19 vaccine fails antibodies test in small Hong Kong study; Pfizer did slightly better

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https://www.nytimes.com/2021/12/19/health/omicron-vaccines-efficacy.html?smtyp=cur&smid=tw-nytimes

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It’s a study of 50 people. It was done by a team led by Professor Kwok-Yung Yuen of Hong Kong University.

25 received 2 doses of Sinovac and none had detectable levels of antibodies.

Of the 25 who received 2 doses of Pfizer, only 5 had detectable levels of antibodies.

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https://www.scmp.com/news/china/science/article/3159784/omicron-chinas-sinovac-covid-19-vaccine-fails-antibodies-test

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