Ewen Callaway A nanoparticle vaccine from South Korean firm SK bioscience, approved in 2022. Nik Spencer/Nature. Adapted from A. C. Walls et al. Cell 183, 1367–1382 (2020). Vaccines against the coronavirus SARS-CoV-2 have been given to billions of people to protect them from COVID-19, and have saved more than 20 million lives. But viral variants...
TEL-AVIV UNIVERSITY IMAGE: DR. NATALIA FREUND CREDIT: TEL AVIV UNIVERSITY Tel Aviv University researchers have isolated two antibodies that neutralize all known strains of COVID-19 – including Omicron – with up to 95% efficiency. The researchers: Targeted treatment with antibodies and their delivery to the body in high concentrations may serve as an effective substitute...
July 13, 2022 at 5:37 p.m. EDT The newest entry into the U.S. arsenal of coronavirus vaccines uses the oldest technology of the bunch. The four vaccines authorized by the Food and Drug Administration all teach the body’s immune system to recognize and attack the virus that causes covid-19, but each type does it a little differently....
Amid global vaccine rollouts, with nearly 1.2 billion doses currently administered, some countries have recommended a mixed-dose approach where a first prime shot is followed by a booster of a second type. Image credit: Pixabay (Free Pixabay license) The measure has been introduced by France and Germany for people who received a first dose of the AstraZeneca vaccine...
As the pandemic rages on, a growing number of people are coming to the unfortunate realization that their coronavirus symptoms aren’t going away after the expected amount of time. These COVID-19 long-haulers, as the phenomenon has come to be known, can last for weeks or even months. Between 10 and 30 percent of coronavirus survivors...
By Jonathan Gardner, Ned Pagliarulo, Ben Fidler Approvals for vaccines developed by Pfizer and Moderna have kicked off immunization campaigns in the U.S. and Europe. Others could come soon as late-stage trials wrap up.By Jonathan Gardner, Ned Pagliarulo, Ben Fidler Scientists, drugmakers and governments have moved with unprecedented haste to develop a vaccine against the new coronavirus. The...
