An analysis of adults who recovered from moderate COVID-19 found that those under the age of 30 had lower neutralizing antibody levels than older people, suggesting that younger individuals may be less protected from a second ...
Nov 9, 2021
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With the emergence of SARS-CoV-2 variants worldwide, the pandemic's spread is accelerating. A research team led by Joelle Pelletier and Jean-François Masson, both professors in Université de Montréal's Department of Chemistry, ...
Nov 8, 2021
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In what is believed to be one of the largest studies of its kind, Johns Hopkins Medicine researchers have shown that antibody levels against SARS-CoV-2 (the COVID-19 virus) stay more durable—that is, remain higher over ...
Nov 1, 2021
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Antibodies in the airways quickly wane after SARS-CoV-2 infection, but vaccination results in a strong increase in antibody levels, especially after two doses, according to a new study from Karolinska Institutet in Sweden ...
Oct 20, 2021
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People who received Johnson & Johnson's COVID-19 vaccine may benefit from a booster dose of Pfizer or Moderna, preliminary results of a US study published Wednesday showed.
Oct 14, 2021
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The European Union's drug regulator gave its backing Monday to administering booster shots of the Pfizer-BioNTech COVID-19 vaccine for people 18 and older.
Oct 4, 2021
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A second dose of the COVID-19 vaccine should be offered to individuals infected with the virus shortly after receiving the first dose, according to findings recently published by the Azrieli Faculty of Medicine of Bar-Ilan ...
Oct 4, 2021
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(HealthDay)—It seems like common sense for people who've had COVID-19 to think they now have natural immunity, and therefore don't have to bother getting vaccinated.
Sep 27, 2021
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Pfizer said Monday its COVID-19 vaccine works for children ages 5 to 11 and that it will seek U.S. authorization for this age group soon—a key step toward beginning vaccinations for youngsters.
Sep 20, 2021
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A third dose of the Pfizer-BioNTech vaccine significantly increased neutralizing antibody levels against SARS-CoV-2, the virus that causes COVID-19, according to new research published in the New England Journal of Medicine.
Sep 17, 2021
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