world 's 1st inactivated covid-19 vaccine produces antibodies
world 's 1st inactivated covid-19 vaccine produces antibodies
people who received two doses of the vaccine at an interval of 28 days, saw their neutralizing antibody positive conversion rate reach 100%.", "cnbg said the study was designed to evaluate the safety and immunogenicity of the covid-19 inactivated vaccine in healthy subjects aged from 18 to 59 for low, medium and high dosages and injections at intervals of 14, 21 and 28 days.", "for those aged 18 - 59 who received two medium-dose injections through the 14-day and 21-day interval procedures, they had a neutralizing antibody positive conversion rate of 97.6%."


































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