London: Total antibody levels appear to start declining from as early as six weeks after complete vaccination and can reduce by more than 50% over 10 weeks, according to new data from UCL’s Virus Watch study.
London: Testing of an entire Italian town shows antibody levels remain high nine months after SARS-CoV-2 infection, whether symptomatic or asymptomatic.
New York: The results of a study led by Northern Arizona University and the Translational Genomics Research Institute (TGen), an affiliate of City of Hope, suggest the immune systems of people infected with COVID-19 may rely on antibodies created during infections from earlier coronaviruses to help fight the disease.
New York: With some COVID-19 patients reporting long-term symptoms, including damage to major organs, the World Health Organization (WHO) urged Governments to ensure they receive necessary care.
The vast majority of individuals infected with mild-to-moderate COVID 19 mount a robust antibody response that is relatively stable for at least five months, according to research conducted at the Icahn School of Medicine at Mount Sinai and published October 28, in the journal Science.
London: Tests on more than 365,000 people in England have shown that the antibody response to the virus that causes COVID-19 wanes over time.
Arizona: One of the most significant questions about the novel coronavirus is whether people who are infected are immune from reinfection and, if so, for how long.