antibody
Discussions are already underway to explore a possible rollout of the tests to the NHS.
Your questions answered on the latest update from the Recovery trial.
Researchers also said the vaccine protects people against the Wuhan and Kent strains of coronavirus.
Questions about long-term immunity and asymptomatic carriers could delay a true return to normal.
Tiny llama antibodies are helping researchers neutralise the virus that causes Covid-19.
Research by Imperial College London suggests that just 4.4% of people in England had antibodies at the end of September.
Experts break down coronavirus immunity, vaccines and why antibody tests aren't really that accurate.
Immunity in the UK is “waning quite rapidly”, a new study suggests. Here's what that means.