A new study from China reveals the unsettling news that antibodies against the novel coronavirus COVID-19 don't last very long.<br />According to Business Insider, coronavirus antibodies dwindled to undetectable levels after just two or three months for 40% of asymptomatic people.<br />Of the study subjects who did show symptoms, the antibodies completely disappeared for 13% of them in the same time period.<br />Overall, asymptomatic people showed "a weaker immune response" in the months after they were exposed to the coronavirus.<br />For those trying to develop a vaccine, a poor immune response from people who have recovered from the virus is unwelcome news.<br />Dr. Anthony Fauci said earlier this month that immune responses to the coronavirus are inconsistent between different patients.<br />I have examples of people who were clearly infected, who are antibody-negative. Dr. Anthony Fauci National Institute of Allergy and Infectious Diseases<br />He added that those people likely have antibodies — just not enough for the test to detect. Other recovered patients, meanwhile, show high antibody counts.
