AstraZeneca recognized a key error in the vaccine dosage which some study participants received, about the apparently spectacular efficacy of its vaccine is now in question.
Sputnik V reported 91.4-percent effectiveness from a second interim evaluation of over 18,000 people, strengthening a claim the team made on November 11 with limited evidence.
If the experimental coronavirus vaccines win approval from the Food and Drug Administration, they will be the first-ever authorized vaccines that use mRNA.
Long-term immunity is necessary to prevent another coronavirus pandemic in the future. Sterilizing immunity, or memory cell defenses, can provide lasting immunity even without detectable antibodies.
Cambridge immunologist Claire Bryant joins BBC's The Naked Scientist podcast to discuss the Pfizer and BioNTech vaccine candidate. Bryant answers key questions about the vaccine technology, side effects, and probable availability.
A new experiment proves the D614G coronavirus strain also replicates faster than the original strain. It may help make COVID-19 vaccines more effective.
Genoskin recently developed ex vivo skin models from natural human skin donated by patients who undergo surgery to replace animal models and predict clinical results.