Oxford/AstraZeneca COVID-19 Vaccine on Hold in Some Countries
Rollouts of the shot have ground to a halt following reports of blood clots, but health authorities say that these fears are unfounded and vaccination programs should continue.
Oxford/AstraZeneca COVID-19 Vaccine on Hold in Some Countries
Oxford/AstraZeneca COVID-19 Vaccine on Hold in Some Countries
Rollouts of the shot have ground to a halt following reports of blood clots, but health authorities say that these fears are unfounded and vaccination programs should continue.
Rollouts of the shot have ground to a halt following reports of blood clots, but health authorities say that these fears are unfounded and vaccination programs should continue.
The woman may have had a link to another person, who was married to an Ebola survivor and who died a few days previously in Democratic Republic of Congo.
Half a year after infection, people who had recovered from COVID-19 had robust antibodies, along with traces of the virus in their gut, which may drive long-lasting immunity.
Some researchers express skepticism given the lack of data about the vaccine’s safety and efficacy, and the country plans to vaccinate healthcare workers, teachers, and others even before testing is complete.
A clinical trial of the shot in eight volunteers suggests that it is safe and that it generates antibodies that neutralize SARS-CoV-2, but further testing is needed, scientists say.
Find the latest updates in this one-stop resource, including efficacy data and side effects of approved shots, as well as progress on new candidates entering human studies.
Rhesus macaques can be infected with SARS-CoV-2, leading primate center scientists to try to prevent outbreaks in their colonies, especially as experiments on coronavirus start.
With millions of pigs killed due to a major outbreak of African swine fever virus in Asia, researchers have intensified efforts to find a vaccine quickly.