J&J says booster shot provides spike in antibodies

Johnson & Johnson said Wednesday that caller information from aboriginal trials of a booster changeable of its COVID-19 vaccine provides a "rapid and robust summation successful spike-binding antibodies" that combat disconnected the virus.

In a property release, the institution noted that the antibody effect provided by the single-shot vaccine was "strong and stable" 8 months later. However, eyes are turning to booster shots arsenic wide vaccine usage nears the one-year mark.

In its property release, Johnson & Johnson noted that a idiosyncratic who gets a booster changeable saw a nine-fold summation successful antibodies erstwhile compared to antibody effect 28 days aft an archetypal dose.

"With these caller data, we besides spot that a booster dose of the Johnson & Johnson COVID-19 vaccine further increases antibody responses among survey participants who had antecedently received our vaccine," said Dr. Mathai Mammen, the planetary caput of Janssen Research & Development, Johnson & Johnson. "We look guardant to discussing with nationalist wellness officials a imaginable strategy for our Johnson & Johnson COVID-19 vaccine, boosting 8 months oregon longer aft the superior single-dose vaccination."

Earlier this month, apical national wellness officials recommended that Americans seek retired a COVID-19 booster shot 8 months aft afloat vaccination. The booster changeable programme is slated to statesman Sept. 20, pending support from the Food & Drug Administration and the Centers for Disease Control and Prevention.

In issuing a proposal for booster shots, officials said that portion each COVID-19 vaccines stay highly effectual successful preventing instances of terrible corruption oregon decease from the virus, determination has been immoderate information to amusement that those vaccinated are much susceptible to mild cases of the microorganism 8 months aft vaccination. They've besides seen grounds that those vaccinated are much susceptible to unknowingly spreading the microorganism arsenic clip goes on.

The Johnson & Johnson vaccine was granted exigency usage authorization successful precocious February, meaning booster shots for those who received the J&J vaccine would beryllium disposable successful precocious October if the FDA and the CDC yet o.k. them.

The Johnson & Johnson vaccine inactive lone has exigency usage support from the FDA. Earlier this week, the bureau granted afloat support to the Pfizer vaccine — the archetypal COVID-19 vaccine to person specified a designation.