China successfully tested human bird flu vaccine

Chinese researchers reported on August 28 that initial tests of the country's human-made bird flu vaccine have been quite safe and effective. This is considered a happy signal in the situation of bird flu is complicated in the world today.

(Photo: themoneytimes.com) The above vaccine is coordinated by the Center for Disease Control and Prevention of the Ministry of Science and Technology of China and Sinovac Beijing Biotechnology Company (a Beijing-based pharmaceutical company). prepared.

Volunteers participated in trials last November at the China-China Friendship Hospital in Beijing, after being allowed by the State Food and Drug Administration.

Results from the first trials, which ended in June, showed that four antigens have been active at different levels in stimulating antibody production. According to Sinovac, at a dose of 10 micrograms, the vaccine showed the best effect, stimulating 78.3% of protective antibodies, exceeding the European Union's standard of 70% for 1 dose of flu vaccine.

120 vaccinated participants showed no serious adverse reactions. All blood and urine test results show that the vaccine is safe for users. According to the researchers, the vaccine is likely to be mass produced soon.

Sinovac said it was ready to conduct phase 2 trials. According to Chinese regulations, a vaccine would be allowed to enter the market after completing three phases of testing.

Until now, bird flu has mainly occurred in animals, but experts fear it could become a form that can easily spread from person to person. Around 10 worldwide companies are currently conducting bird flu vaccine trials.